Merge commit 'v2.6.35-rc6' into devicetree/next

Conflicts:
	arch/sparc/kernel/prom_64.c

131 files changed, 581 insertions, 831 deletions

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index c9ae321a06f9..5bf34019bd66 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -134,7 +134,7 @@ config PPC
         select HAVE_ARCH_KGDB
         select HAVE_KRETPROBES
         select HAVE_ARCH_TRACEHOOK
-        select HAVE_LMB
+        select HAVE_MEMBLOCK
         select HAVE_DMA_ATTRS
         select HAVE_DMA_API_DEBUG
         select USE_GENERIC_SMP_HELPERS if SMP
@@ -394,7 +394,7 @@ config IRQ_ALL_CPUS
 
 config SPARSE_IRQ
         bool "Support sparse irq numbering"
-        default y
+        default n
         help
           This enables support for sparse irqs. This is useful for distro
           kernels that want to define a high CONFIG_NR_CPUS value but still
@@ -403,7 +403,7 @@ config SPARSE_IRQ
           ( Sparse IRQs can also be beneficial on NUMA boxes, as they spread
             out the irq_desc[] array in a more NUMA-friendly way. )
 
-          If you don't know what to do here, say Y.
+          If you don't know what to do here, say N.
 
 config NUMA
         bool "NUMA support"
diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
index 53696da4518f..2d38a50e66ba 100644
--- a/arch/powerpc/Kconfig.debug
+++ b/arch/powerpc/Kconfig.debug
@@ -135,13 +135,6 @@ config DEBUGGER
         depends on KGDB || XMON
         default y
 
-config IRQSTACKS
-        bool "Use separate kernel stacks when processing interrupts"
-        help
-          If you say Y here the kernel will use separate kernel stacks
-          for handling hard and soft interrupts.  This can help avoid
-          overflowing the process kernel stacks.
-
 config VIRQ_DEBUG
         bool "Expose hardware/virtual IRQ mapping via debugfs"
         depends on DEBUG_FS
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 42dcd3f4ad7b..77cfe7a29e25 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -92,10 +92,10 @@ endif
 else
         KBUILD_CFLAGS += $(call cc-option,-mtune=power4)
 endif
-else
-LDFLAGS_MODULE  += arch/powerpc/lib/crtsavres.o
 endif
 
+LDFLAGS_MODULE  += arch/powerpc/lib/crtsavres.o
+
 ifeq ($(CONFIG_TUNE_CELL),y)
         KBUILD_CFLAGS += $(call cc-option,-mtune=cell)
 endif
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index ad0df7d0a643..fae8192c8fcc 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -141,7 +141,7 @@ $(patsubst %.S,%.o, $(filter %.S, $(src-boot))): %.o: %.S FORCE
 $(obj)/wrapper.a: $(obj-wlib) FORCE
         $(call if_changed,bootar)
 
-hostprogs-y     := addnote addRamDisk hack-coff mktree
+hostprogs-y     := addnote hack-coff mktree
 
 targets         += $(patsubst $(obj)/%,%,$(obj-boot) wrapper.a)
 extra-y         := $(obj)/wrapper.a $(obj-plat) $(obj)/empty.o \
diff --git a/arch/powerpc/boot/addRamDisk.c b/arch/powerpc/boot/addRamDisk.c
deleted file mode 100644
index 893f446cbd22..000000000000
--- a/arch/powerpc/boot/addRamDisk.c
+++ /dev/null
@@ -1,311 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <netinet/in.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <string.h>
-#include <elf.h>
-
-#define ElfHeaderSize  (64 * 1024)
-#define ElfPages  (ElfHeaderSize / 4096)
-#define KERNELBASE (0xc000000000000000)
-#define _ALIGN_UP(addr,size)    (((addr)+((size)-1))&(~((size)-1)))
-
-struct addr_range {
-        unsigned long long addr;
-        unsigned long memsize;
-        unsigned long offset;
-};
-
-static int check_elf64(void *p, int size, struct addr_range *r)
-{
-        Elf64_Ehdr *elf64 = p;
-        Elf64_Phdr *elf64ph;
-
-        if (elf64->e_ident[EI_MAG0] != ELFMAG0 ||
-            elf64->e_ident[EI_MAG1] != ELFMAG1 ||
-            elf64->e_ident[EI_MAG2] != ELFMAG2 ||
-            elf64->e_ident[EI_MAG3] != ELFMAG3 ||
-            elf64->e_ident[EI_CLASS] != ELFCLASS64 ||
-            elf64->e_ident[EI_DATA] != ELFDATA2MSB ||
-            elf64->e_type != ET_EXEC || elf64->e_machine != EM_PPC64)
-                return 0;
-
-        if ((elf64->e_phoff + sizeof(Elf64_Phdr)) > size)
-                return 0;
-
-        elf64ph = (Elf64_Phdr *) ((unsigned long)elf64 +
-                                  (unsigned long)elf64->e_phoff);
-
-        r->memsize = (unsigned long)elf64ph->p_memsz;
-        r->offset = (unsigned long)elf64ph->p_offset;
-        r->addr = (unsigned long long)elf64ph->p_vaddr;
-
-#ifdef DEBUG
-        printf("PPC64 ELF file, ph:\n");
-        printf("p_type   0x%08x\n", elf64ph->p_type);
-        printf("p_flags  0x%08x\n", elf64ph->p_flags);
-        printf("p_offset 0x%016llx\n", elf64ph->p_offset);
-        printf("p_vaddr  0x%016llx\n", elf64ph->p_vaddr);
-        printf("p_paddr  0x%016llx\n", elf64ph->p_paddr);
-        printf("p_filesz 0x%016llx\n", elf64ph->p_filesz);
-        printf("p_memsz  0x%016llx\n", elf64ph->p_memsz);
-        printf("p_align  0x%016llx\n", elf64ph->p_align);
-        printf("... skipping 0x%08lx bytes of ELF header\n",
-               (unsigned long)elf64ph->p_offset);
-#endif
-
-        return 64;
-}
-static void get4k(FILE *file, char *buf )
-{
-        unsigned j;
-        unsigned num = fread(buf, 1, 4096, file);
-        for ( j=num; j<4096; ++j )
-                buf[j] = 0;
-}
-
-static void put4k(FILE *file, char *buf )
-{
-        fwrite(buf, 1, 4096, file);
-}
-
-static void death(const char *msg, FILE *fdesc, const char *fname)
-{
-        fprintf(stderr, msg);
-        fclose(fdesc);
-        unlink(fname);
-        exit(1);
-}
-
-int main(int argc, char **argv)
-{
-        char inbuf[4096];
-        struct addr_range vmlinux;
-        FILE *ramDisk;
-        FILE *inputVmlinux;
-        FILE *outputVmlinux;
-
-        char *rd_name, *lx_name, *out_name;
-
-        size_t i;
-        unsigned long ramFileLen;
-        unsigned long ramLen;
-        unsigned long roundR;
-        unsigned long offset_end;
-
-        unsigned long kernelLen;
-        unsigned long actualKernelLen;
-        unsigned long round;
-        unsigned long roundedKernelLen;
-        unsigned long ramStartOffs;
-        unsigned long ramPages;
-        unsigned long roundedKernelPages;
-        unsigned long hvReleaseData;
-        u_int32_t eyeCatcher = 0xc8a5d9c4;
-        unsigned long naca;
-        unsigned long xRamDisk;
-        unsigned long xRamDiskSize;
-        long padPages;
-  
-  
-        if (argc < 2) {
-                fprintf(stderr, "Name of RAM disk file missing.\n");
-                exit(1);
-        }
-        rd_name = argv[1];
-
-        if (argc < 3) {
-                fprintf(stderr, "Name of vmlinux file missing.\n");
-                exit(1);
-        }
-        lx_name = argv[2];
-
-        if (argc < 4) {
-                fprintf(stderr, "Name of vmlinux output file missing.\n");
-                exit(1);
-        }
-        out_name = argv[3];
-
-
-        ramDisk = fopen(rd_name, "r");
-        if ( ! ramDisk ) {
-                fprintf(stderr, "RAM disk file \"%s\" failed to open.\n", rd_name);
-                exit(1);
-        }
-
-        inputVmlinux = fopen(lx_name, "r");
-        if ( ! inputVmlinux ) {
-                fprintf(stderr, "vmlinux file \"%s\" failed to open.\n", lx_name);
-                exit(1);
-        }
-  
-        outputVmlinux = fopen(out_name, "w+");
-        if ( ! outputVmlinux ) {
-                fprintf(stderr, "output vmlinux file \"%s\" failed to open.\n", out_name);
-                exit(1);
-        }
-
-        i = fread(inbuf, 1, sizeof(inbuf), inputVmlinux);
-        if (i != sizeof(inbuf)) {
-                fprintf(stderr, "can not read vmlinux file %s: %u\n", lx_name, i);
-                exit(1);
-        }
-
-        i = check_elf64(inbuf, sizeof(inbuf), &vmlinux);
-        if (i == 0) {
-                fprintf(stderr, "You must have a linux kernel specified as argv[2]\n");
-                exit(1);
-        }
-
-        /* Input Vmlinux file */
-        fseek(inputVmlinux, 0, SEEK_END);
-        kernelLen = ftell(inputVmlinux);
-        fseek(inputVmlinux, 0, SEEK_SET);
-        printf("kernel file size = %lu\n", kernelLen);
-
-        actualKernelLen = kernelLen - ElfHeaderSize;
-
-        printf("actual kernel length (minus ELF header) = %lu\n", actualKernelLen);
-
-        round = actualKernelLen % 4096;
-        roundedKernelLen = actualKernelLen;
-        if ( round )
-                roundedKernelLen += (4096 - round);
-        printf("Vmlinux length rounded up to a 4k multiple = %ld/0x%lx \n", roundedKernelLen, roundedKernelLen);
-        roundedKernelPages = roundedKernelLen / 4096;
-        printf("Vmlinux pages to copy = %ld/0x%lx \n", roundedKernelPages, roundedKernelPages);
-
-        offset_end = _ALIGN_UP(vmlinux.memsize, 4096);
-        /* calc how many pages we need to insert between the vmlinux and the start of the ram disk */
-        padPages = offset_end/4096 - roundedKernelPages;
-
-        /* Check and see if the vmlinux is already larger than _end in System.map */
-        if (padPages < 0) {
-                /* vmlinux is larger than _end - adjust the offset to the start of the embedded ram disk */ 
-                offset_end = roundedKernelLen;
-                printf("vmlinux is larger than _end indicates it needs to be - offset_end = %lx \n", offset_end);
-                padPages = 0;
-                printf("will insert %lx pages between the vmlinux and the start of the ram disk \n", padPages);
-        }
-        else {
-                /* _end is larger than vmlinux - use the offset to _end that we calculated from the system map */
-                printf("vmlinux is smaller than _end indicates is needed - offset_end = %lx \n", offset_end);
-                printf("will insert %lx pages between the vmlinux and the start of the ram disk \n", padPages);
-        }
-
-
-
-        /* Input Ram Disk file */
-        // Set the offset that the ram disk will be started at.
-        ramStartOffs = offset_end;  /* determined from the input vmlinux file and the system map */
-        printf("Ram Disk will start at offset = 0x%lx \n", ramStartOffs);
-  
-        fseek(ramDisk, 0, SEEK_END);
-        ramFileLen = ftell(ramDisk);
-        fseek(ramDisk, 0, SEEK_SET);
-        printf("%s file size = %ld/0x%lx \n", rd_name, ramFileLen, ramFileLen);
-
-        ramLen = ramFileLen;
-
-        roundR = 4096 - (ramLen % 4096);
-        if ( roundR ) {
-                printf("Rounding RAM disk file up to a multiple of 4096, adding %ld/0x%lx \n", roundR, roundR);
-                ramLen += roundR;
-        }
-
-        printf("Rounded RAM disk size is %ld/0x%lx \n", ramLen, ramLen);
-        ramPages = ramLen / 4096;
-        printf("RAM disk pages to copy = %ld/0x%lx\n", ramPages, ramPages);
-
-
-
-  // Copy 64K ELF header
-        for (i=0; i<(ElfPages); ++i) {
-                get4k( inputVmlinux, inbuf );
-                put4k( outputVmlinux, inbuf );
-        }
-
-        /* Copy the vmlinux (as full pages). */
-        fseek(inputVmlinux, ElfHeaderSize, SEEK_SET);
-        for ( i=0; i<roundedKernelPages; ++i ) {
-                get4k( inputVmlinux, inbuf );
-                put4k( outputVmlinux, inbuf );
-        }
-  
-        /* Insert pad pages (if appropriate) that are needed between */
-        /* | the end of the vmlinux and the ram disk. */
-        for (i=0; i<padPages; ++i) {
-                memset(inbuf, 0, 4096);
-                put4k(outputVmlinux, inbuf);
-        }
-
-        /* Copy the ram disk (as full pages). */
-        for ( i=0; i<ramPages; ++i ) {
-                get4k( ramDisk, inbuf );
-                put4k( outputVmlinux, inbuf );
-        }
-
-        /* Close the input files */
-        fclose(ramDisk);
-        fclose(inputVmlinux);
-        /* And flush the written output file */
-        fflush(outputVmlinux);
-
-
-
-        /* Fixup the new vmlinux to contain the ram disk starting offset (xRamDisk) and the ram disk size (xRamDiskSize) */
-        /* fseek to the hvReleaseData pointer */
-        fseek(outputVmlinux, ElfHeaderSize + 0x24, SEEK_SET);
-        if (fread(&hvReleaseData, 4, 1, outputVmlinux) != 1) {
-                death("Could not read hvReleaseData pointer\n", outputVmlinux, out_name);
-        }
-        hvReleaseData = ntohl(hvReleaseData); /* Convert to native int */
-        printf("hvReleaseData is at %08lx\n", hvReleaseData);
-
-        /* fseek to the hvReleaseData */
-        fseek(outputVmlinux, ElfHeaderSize + hvReleaseData, SEEK_SET);
-        if (fread(inbuf, 0x40, 1, outputVmlinux) != 1) {
-                death("Could not read hvReleaseData\n", outputVmlinux, out_name);
-        }
-        /* Check hvReleaseData sanity */
-        if (memcmp(inbuf, &eyeCatcher, 4) != 0) {
-                death("hvReleaseData is invalid\n", outputVmlinux, out_name);
-        }
-        /* Get the naca pointer */
-        naca = ntohl(*((u_int32_t*) &inbuf[0x0C])) - KERNELBASE;
-        printf("Naca is at offset 0x%lx \n", naca);
-
-        /* fseek to the naca */
-        fseek(outputVmlinux, ElfHeaderSize + naca, SEEK_SET);
-        if (fread(inbuf, 0x18, 1, outputVmlinux) != 1) {
-                death("Could not read naca\n", outputVmlinux, out_name);
-        }
-        xRamDisk = ntohl(*((u_int32_t *) &inbuf[0x0c]));
-        xRamDiskSize = ntohl(*((u_int32_t *) &inbuf[0x14]));
-        /* Make sure a RAM disk isn't already present */
-        if ((xRamDisk != 0) || (xRamDiskSize != 0)) {
-                death("RAM disk is already attached to this kernel\n", outputVmlinux, out_name);
-        }
-        /* Fill in the values */
-        *((u_int32_t *) &inbuf[0x0c]) = htonl(ramStartOffs);
-        *((u_int32_t *) &inbuf[0x14]) = htonl(ramPages);
-
-        /* Write out the new naca */
-        fflush(outputVmlinux);
-        fseek(outputVmlinux, ElfHeaderSize + naca, SEEK_SET);
-        if (fwrite(inbuf, 0x18, 1, outputVmlinux) != 1) {
-                death("Could not write naca\n", outputVmlinux, out_name);
-        }
-        printf("Ram Disk of 0x%lx pages is attached to the kernel at offset 0x%08lx\n",
-               ramPages, ramStartOffs);
-
-        /* Done */
-        fclose(outputVmlinux);
-        /* Set permission to executable */
-        chmod(out_name, S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH);
-
-        return 0;
-}
-
diff --git a/arch/powerpc/configs/40x/acadia_defconfig b/arch/powerpc/configs/40x/acadia_defconfig
index 8e95f8d227b9..4aa17b676a3f 100644
--- a/arch/powerpc/configs/40x/acadia_defconfig
+++ b/arch/powerpc/configs/40x/acadia_defconfig
@@ -98,8 +98,7 @@ CONFIG_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/40x/ep405_defconfig b/arch/powerpc/configs/40x/ep405_defconfig
index 918f23fd2b18..9a5f1ab777ed 100644
--- a/arch/powerpc/configs/40x/ep405_defconfig
+++ b/arch/powerpc/configs/40x/ep405_defconfig
@@ -98,8 +98,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/40x/hcu4_defconfig b/arch/powerpc/configs/40x/hcu4_defconfig
index f87ef0382280..0b452135d1d4 100644
--- a/arch/powerpc/configs/40x/hcu4_defconfig
+++ b/arch/powerpc/configs/40x/hcu4_defconfig
@@ -98,8 +98,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/40x/kilauea_defconfig b/arch/powerpc/configs/40x/kilauea_defconfig
index 19fbcb075376..4d2de0bed60e 100644
--- a/arch/powerpc/configs/40x/kilauea_defconfig
+++ b/arch/powerpc/configs/40x/kilauea_defconfig
@@ -98,8 +98,7 @@ CONFIG_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/40x/makalu_defconfig b/arch/powerpc/configs/40x/makalu_defconfig
index eb41cd695979..a1f3f505e4a7 100644
--- a/arch/powerpc/configs/40x/makalu_defconfig
+++ b/arch/powerpc/configs/40x/makalu_defconfig
@@ -98,8 +98,7 @@ CONFIG_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/40x/virtex_defconfig b/arch/powerpc/configs/40x/virtex_defconfig
index 416e79ac0711..c76313577140 100644
--- a/arch/powerpc/configs/40x/virtex_defconfig
+++ b/arch/powerpc/configs/40x/virtex_defconfig
@@ -77,8 +77,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/40x/walnut_defconfig b/arch/powerpc/configs/40x/walnut_defconfig
index bfff0eae39d2..6597b2f1d1a8 100644
--- a/arch/powerpc/configs/40x/walnut_defconfig
+++ b/arch/powerpc/configs/40x/walnut_defconfig
@@ -98,8 +98,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/arches_defconfig b/arch/powerpc/configs/44x/arches_defconfig
index 1f6d0490e28d..2d3dfb55fbed 100644
--- a/arch/powerpc/configs/44x/arches_defconfig
+++ b/arch/powerpc/configs/44x/arches_defconfig
@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/bamboo_defconfig b/arch/powerpc/configs/44x/bamboo_defconfig
index 788faac6c27a..51a00c46df19 100644
--- a/arch/powerpc/configs/44x/bamboo_defconfig
+++ b/arch/powerpc/configs/44x/bamboo_defconfig
@@ -102,8 +102,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/canyonlands_defconfig b/arch/powerpc/configs/44x/canyonlands_defconfig
index 4ef8bcab61f8..1028b1bfb602 100644
--- a/arch/powerpc/configs/44x/canyonlands_defconfig
+++ b/arch/powerpc/configs/44x/canyonlands_defconfig
@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/ebony_defconfig b/arch/powerpc/configs/44x/ebony_defconfig
index ca17b1496e32..69f5633cbd4f 100644
--- a/arch/powerpc/configs/44x/ebony_defconfig
+++ b/arch/powerpc/configs/44x/ebony_defconfig
@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/eiger_defconfig b/arch/powerpc/configs/44x/eiger_defconfig
index e3149bade0b2..dcd859c8b4a6 100644
--- a/arch/powerpc/configs/44x/eiger_defconfig
+++ b/arch/powerpc/configs/44x/eiger_defconfig
@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/katmai_defconfig b/arch/powerpc/configs/44x/katmai_defconfig
index af244e1d255e..a2c24d1e051e 100644
--- a/arch/powerpc/configs/44x/katmai_defconfig
+++ b/arch/powerpc/configs/44x/katmai_defconfig
@@ -97,8 +97,7 @@ CONFIG_RCU_FANOUT=32
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/rainier_defconfig b/arch/powerpc/configs/44x/rainier_defconfig
index 8fed3b26af2e..3bb55b57077e 100644
--- a/arch/powerpc/configs/44x/rainier_defconfig
+++ b/arch/powerpc/configs/44x/rainier_defconfig
@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/redwood_defconfig b/arch/powerpc/configs/44x/redwood_defconfig
index a67ec91a28c3..684f40dc8a41 100644
--- a/arch/powerpc/configs/44x/redwood_defconfig
+++ b/arch/powerpc/configs/44x/redwood_defconfig
@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/sam440ep_defconfig b/arch/powerpc/configs/44x/sam440ep_defconfig
index 886cb6aa6432..e202924e6173 100644
--- a/arch/powerpc/configs/44x/sam440ep_defconfig
+++ b/arch/powerpc/configs/44x/sam440ep_defconfig
@@ -103,8 +103,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/sequoia_defconfig b/arch/powerpc/configs/44x/sequoia_defconfig
index 1b2f41dbcafb..c348a4662a9e 100644
--- a/arch/powerpc/configs/44x/sequoia_defconfig
+++ b/arch/powerpc/configs/44x/sequoia_defconfig
@@ -102,8 +102,7 @@ CONFIG_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/taishan_defconfig b/arch/powerpc/configs/44x/taishan_defconfig
index 12041d355b8c..f4cb7e84cb83 100644
--- a/arch/powerpc/configs/44x/taishan_defconfig
+++ b/arch/powerpc/configs/44x/taishan_defconfig
@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/44x/virtex5_defconfig b/arch/powerpc/configs/44x/virtex5_defconfig
index 2518b8568c70..c7ead0ec00bc 100644
--- a/arch/powerpc/configs/44x/virtex5_defconfig
+++ b/arch/powerpc/configs/44x/virtex5_defconfig
@@ -80,8 +80,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/52xx/cm5200_defconfig b/arch/powerpc/configs/52xx/cm5200_defconfig
index 218d49b36a0c..7664c83c17c2 100644
--- a/arch/powerpc/configs/52xx/cm5200_defconfig
+++ b/arch/powerpc/configs/52xx/cm5200_defconfig
@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/52xx/lite5200b_defconfig b/arch/powerpc/configs/52xx/lite5200b_defconfig
index 90492ff25232..eac7c17eef34 100644
--- a/arch/powerpc/configs/52xx/lite5200b_defconfig
+++ b/arch/powerpc/configs/52xx/lite5200b_defconfig
@@ -96,8 +96,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/52xx/motionpro_defconfig b/arch/powerpc/configs/52xx/motionpro_defconfig
index dffc8cac825f..27afb6ecdf61 100644
--- a/arch/powerpc/configs/52xx/motionpro_defconfig
+++ b/arch/powerpc/configs/52xx/motionpro_defconfig
@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/52xx/pcm030_defconfig b/arch/powerpc/configs/52xx/pcm030_defconfig
index 3cb2a522046a..5fe39ddb4e14 100644
--- a/arch/powerpc/configs/52xx/pcm030_defconfig
+++ b/arch/powerpc/configs/52xx/pcm030_defconfig
@@ -98,8 +98,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
diff --git a/arch/powerpc/configs/52xx/tqm5200_defconfig b/arch/powerpc/configs/52xx/tqm5200_defconfig
index 96181c62abfa..a108b84c0074 100644
--- a/arch/powerpc/configs/52xx/tqm5200_defconfig
+++ b/arch/powerpc/configs/52xx/tqm5200_defconfig
@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/86xx/gef_ppc9a_defconfig b/arch/powerpc/configs/86xx/gef_ppc9a_defconfig
index 183c59c6d896..b728a7d64250 100644
--- a/arch/powerpc/configs/86xx/gef_ppc9a_defconfig
+++ b/arch/powerpc/configs/86xx/gef_ppc9a_defconfig
@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_RELAY=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/86xx/gef_sbc310_defconfig b/arch/powerpc/configs/86xx/gef_sbc310_defconfig
index 1524d948a2ba..8e738de5f6a5 100644
--- a/arch/powerpc/configs/86xx/gef_sbc310_defconfig
+++ b/arch/powerpc/configs/86xx/gef_sbc310_defconfig
@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_RELAY=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/86xx/gef_sbc610_defconfig b/arch/powerpc/configs/86xx/gef_sbc610_defconfig
index 767c204c0603..59bf9e27d7f2 100644
--- a/arch/powerpc/configs/86xx/gef_sbc610_defconfig
+++ b/arch/powerpc/configs/86xx/gef_sbc610_defconfig
@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_RELAY=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig b/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig
index 55b9e4e867ac..4e8b01e73245 100644
--- a/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig
+++ b/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig
@@ -98,8 +98,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig b/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig
index 1be38eb05783..20fde6374aad 100644
--- a/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig
+++ b/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig
@@ -103,8 +103,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/86xx/sbc8641d_defconfig b/arch/powerpc/configs/86xx/sbc8641d_defconfig
index a63009457323..74f714d85936 100644
--- a/arch/powerpc/configs/86xx/sbc8641d_defconfig
+++ b/arch/powerpc/configs/86xx/sbc8641d_defconfig
@@ -102,8 +102,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_RELAY=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/adder875_defconfig b/arch/powerpc/configs/adder875_defconfig
index 9f89d5c9c0be..a670cee255b9 100644
--- a/arch/powerpc/configs/adder875_defconfig
+++ b/arch/powerpc/configs/adder875_defconfig
@@ -92,8 +92,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
diff --git a/arch/powerpc/configs/amigaone_defconfig b/arch/powerpc/configs/amigaone_defconfig
index b63cc38df6b1..851287e78fc3 100644
--- a/arch/powerpc/configs/amigaone_defconfig
+++ b/arch/powerpc/configs/amigaone_defconfig
@@ -87,8 +87,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=15
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/c2k_defconfig b/arch/powerpc/configs/c2k_defconfig
index 4ab6074db3cf..b429a655b541 100644
--- a/arch/powerpc/configs/c2k_defconfig
+++ b/arch/powerpc/configs/c2k_defconfig
@@ -102,8 +102,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index c6d2baa7aaeb..943371954317 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -83,8 +83,7 @@ CONFIG_CPUSETS=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUP_CPUACCT is not set
 # CONFIG_RESOURCE_COUNTERS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_PROC_PID_CPUSET=y
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
diff --git a/arch/powerpc/configs/celleb_defconfig b/arch/powerpc/configs/celleb_defconfig
index d2123779512a..6be6c09eba6d 100644
--- a/arch/powerpc/configs/celleb_defconfig
+++ b/arch/powerpc/configs/celleb_defconfig
@@ -78,8 +78,7 @@ CONFIG_LOG_BUF_SHIFT=15
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_USER_SCHED is not set
 # CONFIG_CGROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/chrp32_defconfig b/arch/powerpc/configs/chrp32_defconfig
index 5094a65a4493..2fdab660fce3 100644
--- a/arch/powerpc/configs/chrp32_defconfig
+++ b/arch/powerpc/configs/chrp32_defconfig
@@ -77,8 +77,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=15
 # CONFIG_CGROUPS is not set
 # CONFIG_GROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/ep8248e_defconfig b/arch/powerpc/configs/ep8248e_defconfig
index 81e904e9f392..6b708395a7c6 100644
--- a/arch/powerpc/configs/ep8248e_defconfig
+++ b/arch/powerpc/configs/ep8248e_defconfig
@@ -96,8 +96,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
diff --git a/arch/powerpc/configs/ep88xc_defconfig b/arch/powerpc/configs/ep88xc_defconfig
index c5af46ef5f40..1cee889dd9ec 100644
--- a/arch/powerpc/configs/ep88xc_defconfig
+++ b/arch/powerpc/configs/ep88xc_defconfig
@@ -91,8 +91,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig
index 826a65d3f002..57d3ffa3026a 100644
--- a/arch/powerpc/configs/g5_defconfig
+++ b/arch/powerpc/configs/g5_defconfig
@@ -82,8 +82,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_CGROUPS is not set
 # CONFIG_GROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/gamecube_defconfig b/arch/powerpc/configs/gamecube_defconfig
index 942e1193e9e4..1c2dbf07ac35 100644
--- a/arch/powerpc/configs/gamecube_defconfig
+++ b/arch/powerpc/configs/gamecube_defconfig
@@ -101,8 +101,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/holly_defconfig b/arch/powerpc/configs/holly_defconfig
index a211a79959ca..a60d61bee48d 100644
--- a/arch/powerpc/configs/holly_defconfig
+++ b/arch/powerpc/configs/holly_defconfig
@@ -73,7 +73,6 @@ CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
 # CONFIG_FAIR_GROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
 # CONFIG_RELAY is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
diff --git a/arch/powerpc/configs/iseries_defconfig b/arch/powerpc/configs/iseries_defconfig
index 76982c51a4c7..151c8e14f3ab 100644
--- a/arch/powerpc/configs/iseries_defconfig
+++ b/arch/powerpc/configs/iseries_defconfig
@@ -81,8 +81,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_CGROUPS is not set
 # CONFIG_GROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/linkstation_defconfig b/arch/powerpc/configs/linkstation_defconfig
index 588a2add393f..8ecacf74d3e5 100644
--- a/arch/powerpc/configs/linkstation_defconfig
+++ b/arch/powerpc/configs/linkstation_defconfig
@@ -97,8 +97,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/maple_defconfig b/arch/powerpc/configs/maple_defconfig
index 8b244003b9e1..dc50eec58e78 100644
--- a/arch/powerpc/configs/maple_defconfig
+++ b/arch/powerpc/configs/maple_defconfig
@@ -78,8 +78,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_CGROUPS is not set
 # CONFIG_GROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/mgcoge_defconfig b/arch/powerpc/configs/mgcoge_defconfig
index 0cbd56fe2e1e..b36ebb7e843e 100644
--- a/arch/powerpc/configs/mgcoge_defconfig
+++ b/arch/powerpc/configs/mgcoge_defconfig
@@ -96,8 +96,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/mgsuvd_defconfig b/arch/powerpc/configs/mgsuvd_defconfig
index c1be26151021..0dd5015ea81d 100644
--- a/arch/powerpc/configs/mgsuvd_defconfig
+++ b/arch/powerpc/configs/mgsuvd_defconfig
@@ -90,8 +90,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/mpc512x_defconfig b/arch/powerpc/configs/mpc512x_defconfig
index a04727295d46..aa2654e6edeb 100644
--- a/arch/powerpc/configs/mpc512x_defconfig
+++ b/arch/powerpc/configs/mpc512x_defconfig
@@ -97,8 +97,7 @@ CONFIG_RCU_FANOUT=32
 CONFIG_LOG_BUF_SHIFT=16
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/mpc5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig
index 7012ac0134f0..f875ec21c91c 100644
--- a/arch/powerpc/configs/mpc5200_defconfig
+++ b/arch/powerpc/configs/mpc5200_defconfig
@@ -97,8 +97,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/mpc7448_hpc2_defconfig b/arch/powerpc/configs/mpc7448_hpc2_defconfig
index 27c63ceeb45a..b1e88fe1d9fb 100644
--- a/arch/powerpc/configs/mpc7448_hpc2_defconfig
+++ b/arch/powerpc/configs/mpc7448_hpc2_defconfig
@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/pasemi_defconfig b/arch/powerpc/configs/pasemi_defconfig
index 20ba0cfff8ba..74a7216183e8 100644
--- a/arch/powerpc/configs/pasemi_defconfig
+++ b/arch/powerpc/configs/pasemi_defconfig
@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=64
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/pmac32_defconfig b/arch/powerpc/configs/pmac32_defconfig
index ea8870a34482..753bb7912e28 100644
--- a/arch/powerpc/configs/pmac32_defconfig
+++ b/arch/powerpc/configs/pmac32_defconfig
@@ -93,8 +93,7 @@ CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/ppc40x_defconfig b/arch/powerpc/configs/ppc40x_defconfig
index 35b60683cde5..afb4d1bb2ba9 100644
--- a/arch/powerpc/configs/ppc40x_defconfig
+++ b/arch/powerpc/configs/ppc40x_defconfig
@@ -99,8 +99,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/ppc44x_defconfig b/arch/powerpc/configs/ppc44x_defconfig
index 46f5c47e9f85..bd3d23fb4dd3 100644
--- a/arch/powerpc/configs/ppc44x_defconfig
+++ b/arch/powerpc/configs/ppc44x_defconfig
@@ -103,8 +103,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index dad617e2a88c..369f4e02c5dd 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -93,8 +93,7 @@ CONFIG_CPUSETS=y
 # CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUP_CPUACCT is not set
 # CONFIG_RESOURCE_COUNTERS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_PROC_PID_CPUSET=y
 CONFIG_RELAY=y
 CONFIG_NAMESPACES=y
diff --git a/arch/powerpc/configs/ppc64e_defconfig b/arch/powerpc/configs/ppc64e_defconfig
index 8195f1650cbf..403e82e2e83c 100644
--- a/arch/powerpc/configs/ppc64e_defconfig
+++ b/arch/powerpc/configs/ppc64e_defconfig
@@ -107,8 +107,7 @@ CONFIG_CPUSETS=y
 CONFIG_PROC_PID_CPUSET=y
 # CONFIG_CGROUP_CPUACCT is not set
 # CONFIG_RESOURCE_COUNTERS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_RELAY=y
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/pq2fads_defconfig b/arch/powerpc/configs/pq2fads_defconfig
index 68c175ea427a..12c8ee8dd12b 100644
--- a/arch/powerpc/configs/pq2fads_defconfig
+++ b/arch/powerpc/configs/pq2fads_defconfig
@@ -96,8 +96,7 @@ CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/configs/prpmc2800_defconfig b/arch/powerpc/configs/prpmc2800_defconfig
index 93f4505b5ac2..a18f597c6e5f 100644
--- a/arch/powerpc/configs/prpmc2800_defconfig
+++ b/arch/powerpc/configs/prpmc2800_defconfig
@@ -98,8 +98,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 CONFIG_NAMESPACES=y
 # CONFIG_UTS_NS is not set
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index 16a14589bd40..16ae717d1958 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -92,8 +92,7 @@ CONFIG_CPUSETS=y
 # CONFIG_GROUP_SCHED is not set
 CONFIG_CGROUP_CPUACCT=y
 # CONFIG_RESOURCE_COUNTERS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_PROC_PID_CPUSET=y
 CONFIG_RELAY=y
 CONFIG_NAMESPACES=y
diff --git a/arch/powerpc/configs/storcenter_defconfig b/arch/powerpc/configs/storcenter_defconfig
index b1625801526e..01be0e207f40 100644
--- a/arch/powerpc/configs/storcenter_defconfig
+++ b/arch/powerpc/configs/storcenter_defconfig
@@ -95,8 +95,7 @@ CONFIG_RCU_FANOUT=32
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
diff --git a/arch/powerpc/configs/wii_defconfig b/arch/powerpc/configs/wii_defconfig
index c386828c639a..ee054f8118be 100644
--- a/arch/powerpc/configs/wii_defconfig
+++ b/arch/powerpc/configs/wii_defconfig
@@ -102,8 +102,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 CONFIG_RELAY=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
diff --git a/arch/powerpc/include/asm/abs_addr.h b/arch/powerpc/include/asm/abs_addr.h
index 98324c5a8286..9a846efe6382 100644
--- a/arch/powerpc/include/asm/abs_addr.h
+++ b/arch/powerpc/include/asm/abs_addr.h
@@ -12,7 +12,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/types.h>
 #include <asm/page.h>
diff --git a/arch/powerpc/include/asm/cpm.h b/arch/powerpc/include/asm/cpm.h
index 0835eb977ba9..e50323fe941f 100644
--- a/arch/powerpc/include/asm/cpm.h
+++ b/arch/powerpc/include/asm/cpm.h
@@ -7,6 +7,30 @@
 #include <linux/of.h>
 
 /*
+ * SPI Parameter RAM common to QE and CPM.
+ */
+struct spi_pram {
+        __be16  rbase;  /* Rx Buffer descriptor base address */
+        __be16  tbase;  /* Tx Buffer descriptor base address */
+        u8      rfcr;   /* Rx function code */
+        u8      tfcr;   /* Tx function code */
+        __be16  mrblr;  /* Max receive buffer length */
+        __be32  rstate; /* Internal */
+        __be32  rdp;    /* Internal */
+        __be16  rbptr;  /* Internal */
+        __be16  rbc;    /* Internal */
+        __be32  rxtmp;  /* Internal */
+        __be32  tstate; /* Internal */
+        __be32  tdp;    /* Internal */
+        __be16  tbptr;  /* Internal */
+        __be16  tbc;    /* Internal */
+        __be32  txtmp;  /* Internal */
+        __be32  res;    /* Tx temp. */
+        __be16  rpbase; /* Relocation pointer (CPM1 only) */
+        __be16  res1;   /* Reserved */
+};
+
+/*
  * USB Controller pram common to QE and CPM.
  */
 struct usb_ctlr {
diff --git a/arch/powerpc/include/asm/cpm1.h b/arch/powerpc/include/asm/cpm1.h
index 81b01192f440..bd07650dca56 100644
--- a/arch/powerpc/include/asm/cpm1.h
+++ b/arch/powerpc/include/asm/cpm1.h
@@ -17,6 +17,7 @@
 #ifndef __CPM1__
 #define __CPM1__
 
+#include <linux/init.h>
 #include <asm/8xx_immap.h>
 #include <asm/ptrace.h>
 #include <asm/cpm.h>
@@ -54,7 +55,7 @@ extern cpm8xx_t __iomem *cpmp; /* Pointer to comm processor */
 
 extern void cpm_setbrg(uint brg, uint rate);
 
-extern void cpm_load_patch(cpm8xx_t *cp);
+extern void __init cpm_load_patch(cpm8xx_t *cp);
 
 extern void cpm_reset(void);
 
diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h
index 4e3051595b2b..67ab5fb7d153 100644
--- a/arch/powerpc/include/asm/irq.h
+++ b/arch/powerpc/include/asm/irq.h
@@ -330,7 +330,6 @@ extern void exc_lvl_ctx_init(void);
 #define exc_lvl_ctx_init()
 #endif
 
-#ifdef CONFIG_IRQSTACKS
 /*
  * Per-cpu stacks for handling hard and soft interrupts.
  */
@@ -341,11 +340,6 @@ extern void irq_ctx_init(void);
 extern void call_do_softirq(struct thread_info *tp);
 extern int call_handle_irq(int irq, void *p1,
                            struct thread_info *tp, void *func);
-#else
-#define irq_ctx_init()
-
-#endif /* CONFIG_IRQSTACKS */
-
 extern void do_IRQ(struct pt_regs *regs);
 
 #endif /* _ASM_IRQ_H */
diff --git a/arch/powerpc/include/asm/kdump.h b/arch/powerpc/include/asm/kdump.h
index 5ebfe5d3c61f..6857af58b02e 100644
--- a/arch/powerpc/include/asm/kdump.h
+++ b/arch/powerpc/include/asm/kdump.h
@@ -3,8 +3,17 @@
 
 #include <asm/page.h>
 
-/* Kdump kernel runs at 32 MB, change at your peril. */
+/*
+ * If CONFIG_RELOCATABLE is enabled we can place the kdump kernel anywhere.
+ * To keep enough space in the RMO for the first stage kernel on 64bit, we
+ * place it at 64MB. If CONFIG_RELOCATABLE is not enabled we must place
+ * the second stage at 32MB.
+ */
+#if defined(CONFIG_RELOCATABLE) && defined(CONFIG_PPC64)
+#define KDUMP_KERNELBASE        0x4000000
+#else
 #define KDUMP_KERNELBASE        0x2000000
+#endif
 
 /* How many bytes to reserve at zero for kdump. The reserve limit should
  * be greater or equal to the trampoline's end address.
diff --git a/arch/powerpc/include/asm/lmb.h b/arch/powerpc/include/asm/lmb.h
deleted file mode 100644
index 6f5fdf0a19ae..000000000000
--- a/arch/powerpc/include/asm/lmb.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifndef _ASM_POWERPC_LMB_H
-#define _ASM_POWERPC_LMB_H
-
-#include <asm/udbg.h>
-
-#define LMB_DBG(fmt...) udbg_printf(fmt)
-
-#ifdef CONFIG_PPC32
-extern phys_addr_t lowmem_end_addr;
-#define LMB_REAL_LIMIT  lowmem_end_addr
-#else
-#define LMB_REAL_LIMIT  0
-#endif
-
-#endif /* _ASM_POWERPC_LMB_H */
diff --git a/arch/powerpc/include/asm/memblock.h b/arch/powerpc/include/asm/memblock.h
new file mode 100644
index 000000000000..3c29728b56b1
--- /dev/null
+++ b/arch/powerpc/include/asm/memblock.h
@@ -0,0 +1,15 @@
+#ifndef _ASM_POWERPC_MEMBLOCK_H
+#define _ASM_POWERPC_MEMBLOCK_H
+
+#include <asm/udbg.h>
+
+#define MEMBLOCK_DBG(fmt...) udbg_printf(fmt)
+
+#ifdef CONFIG_PPC32
+extern phys_addr_t lowmem_end_addr;
+#define MEMBLOCK_REAL_LIMIT     lowmem_end_addr
+#else
+#define MEMBLOCK_REAL_LIMIT     0
+#endif
+
+#endif /* _ASM_POWERPC_MEMBLOCK_H */
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h
index 5d8be0416227..0175a676b34b 100644
--- a/arch/powerpc/include/asm/ptrace.h
+++ b/arch/powerpc/include/asm/ptrace.h
@@ -24,11 +24,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 
-#ifdef __KERNEL__
 #include <linux/types.h>
-#else
-#include <stdint.h>
-#endif
 
 #ifndef __ASSEMBLY__
 
@@ -364,13 +360,13 @@ static inline unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs,
 #ifndef __ASSEMBLY__
 
 struct ppc_debug_info {
-        uint32_t version;               /* Only version 1 exists to date */
-        uint32_t num_instruction_bps;
-        uint32_t num_data_bps;
-        uint32_t num_condition_regs;
-        uint32_t data_bp_alignment;
-        uint32_t sizeof_condition;      /* size of the DVC register */
-        uint64_t features;
+        __u32 version;                  /* Only version 1 exists to date */
+        __u32 num_instruction_bps;
+        __u32 num_data_bps;
+        __u32 num_condition_regs;
+        __u32 data_bp_alignment;
+        __u32 sizeof_condition;         /* size of the DVC register */
+        __u64 features;
 };
 
 #endif /* __ASSEMBLY__ */
@@ -386,13 +382,13 @@ struct ppc_debug_info {
 #ifndef __ASSEMBLY__
 
 struct ppc_hw_breakpoint {
-        uint32_t version;               /* currently, version must be 1 */
-        uint32_t trigger_type;          /* only some combinations allowed */
-        uint32_t addr_mode;             /* address match mode */
-        uint32_t condition_mode;        /* break/watchpoint condition flags */
-        uint64_t addr;                  /* break/watchpoint address */
-        uint64_t addr2;                 /* range end or mask */
-        uint64_t condition_value;       /* contents of the DVC register */
+        __u32 version;          /* currently, version must be 1 */
+        __u32 trigger_type;     /* only some combinations allowed */
+        __u32 addr_mode;        /* address match mode */
+        __u32 condition_mode;   /* break/watchpoint condition flags */
+        __u64 addr;             /* break/watchpoint address */
+        __u64 addr2;            /* range end or mask */
+        __u64 condition_value;  /* contents of the DVC register */
 };
 
 #endif /* __ASSEMBLY__ */
diff --git a/arch/powerpc/kernel/btext.c b/arch/powerpc/kernel/btext.c
index 26e58630ed7b..625942ae5585 100644
--- a/arch/powerpc/kernel/btext.c
+++ b/arch/powerpc/kernel/btext.c
@@ -7,7 +7,7 @@
 #include <linux/string.h>
 #include <linux/init.h>
 #include <linux/module.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/sections.h>
 #include <asm/prom.h>
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index b46f2e09bd81..417f7b05a9ce 100644
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c
@@ -24,7 +24,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 #include <linux/types.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/processor.h>
 #include <asm/machdep.h>
@@ -447,7 +447,7 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
         crash_kexec_prepare_cpus(crashing_cpu);
         cpu_set(crashing_cpu, cpus_in_crash);
         crash_kexec_stop_spus();
-#ifdef CONFIG_PPC_STD_MMU_64
+#if defined(CONFIG_PPC_STD_MMU_64) && defined(CONFIG_SMP)
         crash_kexec_wait_realmode(crashing_cpu);
 #endif
         if (ppc_md.kexec_cpu_down)
diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c
index 5fb667a60894..40f524643ba6 100644
--- a/arch/powerpc/kernel/crash_dump.c
+++ b/arch/powerpc/kernel/crash_dump.c
@@ -13,7 +13,7 @@
 
 #include <linux/crash_dump.h>
 #include <linux/bootmem.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <asm/code-patching.h>
 #include <asm/kdump.h>
 #include <asm/prom.h>
@@ -33,7 +33,7 @@ unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX;
 #ifndef CONFIG_RELOCATABLE
 void __init reserve_kdump_trampoline(void)
 {
-        lmb_reserve(0, KDUMP_RESERVE_LIMIT);
+        memblock_reserve(0, KDUMP_RESERVE_LIMIT);
 }
 
 static void __init create_trampoline(unsigned long addr)
diff --git a/arch/powerpc/kernel/dma-swiotlb.c b/arch/powerpc/kernel/dma-swiotlb.c
index e7fe218b8697..02f724f36753 100644
--- a/arch/powerpc/kernel/dma-swiotlb.c
+++ b/arch/powerpc/kernel/dma-swiotlb.c
@@ -71,7 +71,7 @@ static int ppc_swiotlb_bus_notify(struct notifier_block *nb,
         sd->max_direct_dma_addr = 0;
 
         /* May need to bounce if the device can't address all of DRAM */
-        if ((dma_get_mask(dev) + 1) < lmb_end_of_DRAM())
+        if ((dma_get_mask(dev) + 1) < memblock_end_of_DRAM())
                 set_dma_ops(dev, &swiotlb_dma_ops);
 
         return NOTIFY_DONE;
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c
index 8d1de6f31d5a..84d6367ec003 100644
--- a/arch/powerpc/kernel/dma.c
+++ b/arch/powerpc/kernel/dma.c
@@ -9,7 +9,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/dma-debug.h>
 #include <linux/gfp.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <asm/bug.h>
 #include <asm/abs_addr.h>
 
@@ -89,7 +89,7 @@ static int dma_direct_dma_supported(struct device *dev, u64 mask)
         /* Could be improved so platforms can set the limit in case
          * they have limited DMA windows
          */
-        return mask >= (lmb_end_of_DRAM() - 1);
+        return mask >= (memblock_end_of_DRAM() - 1);
 #else
         return 1;
 #endif
diff --git a/arch/powerpc/kernel/fsl_booke_entry_mapping.S b/arch/powerpc/kernel/fsl_booke_entry_mapping.S
index beb4d78a2304..a92c79be2728 100644
--- a/arch/powerpc/kernel/fsl_booke_entry_mapping.S
+++ b/arch/powerpc/kernel/fsl_booke_entry_mapping.S
@@ -205,8 +205,7 @@ next_tlb_setup:
         bdnz+   next_tlb_setup
 
 /* 7. Jump to our 1:1 mapping */
-        li      r6, 0
-
+        mr      r6, r25
 #else
         #error You need to specify the mapping or not use this at all.
 #endif
@@ -217,7 +216,6 @@ next_tlb_setup:
 1:      mflr    r9
         rlwimi  r6,r9,0,20,31
         addi    r6,r6,(2f - 1b)
-        add     r6, r6, r25
         mtspr   SPRN_SRR0,r6
         mtspr   SPRN_SRR1,r7
         rfi                             /* start execution out of TLB1[0] entry */
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 2676ef288bf5..60d39b7414c0 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -297,7 +297,10 @@ void fixup_irqs(const struct cpumask *map)
 
         for_each_irq(irq) {
                 desc = irq_to_desc(irq);
-                if (desc && desc->status & IRQ_PER_CPU)
+                if (!desc)
+                        continue;
+
+                if (desc->status & IRQ_PER_CPU)
                         continue;
 
                 cpumask_and(mask, desc->affinity, map);
@@ -319,7 +322,6 @@ void fixup_irqs(const struct cpumask *map)
 }
 #endif
 
-#ifdef CONFIG_IRQSTACKS
 static inline void handle_one_irq(unsigned int irq)
 {
         struct thread_info *curtp, *irqtp;
@@ -360,12 +362,6 @@ static inline void handle_one_irq(unsigned int irq)
         if (irqtp->flags)
                 set_bits(irqtp->flags, &curtp->flags);
 }
-#else
-static inline void handle_one_irq(unsigned int irq)
-{
-        generic_handle_irq(irq);
-}
-#endif
 
 static inline void check_stack_overflow(void)
 {
@@ -457,7 +453,6 @@ void exc_lvl_ctx_init(void)
 }
 #endif
 
-#ifdef CONFIG_IRQSTACKS
 struct thread_info *softirq_ctx[NR_CPUS] __read_mostly;
 struct thread_info *hardirq_ctx[NR_CPUS] __read_mostly;
 
@@ -494,10 +489,6 @@ static inline void do_softirq_onstack(void)
         irqtp->task = NULL;
 }
 
-#else
-#define do_softirq_onstack()    __do_softirq()
-#endif /* CONFIG_IRQSTACKS */
-
 void do_softirq(void)
 {
         unsigned long flags;
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c
index bb3d893a8353..89f005116aac 100644
--- a/arch/powerpc/kernel/machine_kexec.c
+++ b/arch/powerpc/kernel/machine_kexec.c
@@ -12,7 +12,7 @@
 #include <linux/kexec.h>
 #include <linux/reboot.h>
 #include <linux/threads.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/of.h>
 #include <asm/machdep.h>
 #include <asm/prom.h>
@@ -66,11 +66,11 @@ void __init reserve_crashkernel(void)
         unsigned long long crash_size, crash_base;
         int ret;
 
-        /* this is necessary because of lmb_phys_mem_size() */
-        lmb_analyze();
+        /* this is necessary because of memblock_phys_mem_size() */
+        memblock_analyze();
 
         /* use common parsing */
-        ret = parse_crashkernel(boot_command_line, lmb_phys_mem_size(),
+        ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(),
                         &crash_size, &crash_base);
         if (ret == 0 && crash_size > 0) {
                 crashk_res.start = crash_base;
@@ -133,9 +133,9 @@ void __init reserve_crashkernel(void)
                         "for crashkernel (System RAM: %ldMB)\n",
                         (unsigned long)(crash_size >> 20),
                         (unsigned long)(crashk_res.start >> 20),
-                        (unsigned long)(lmb_phys_mem_size() >> 20));
+                        (unsigned long)(memblock_phys_mem_size() >> 20));
 
-        lmb_reserve(crashk_res.start, crash_size);
+        memblock_reserve(crashk_res.start, crash_size);
 }
 
 int overlaps_crashkernel(unsigned long start, unsigned long size)
diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
index 26f9900f773c..ed31a29c4ff7 100644
--- a/arch/powerpc/kernel/machine_kexec_64.c
+++ b/arch/powerpc/kernel/machine_kexec_64.c
@@ -182,28 +182,12 @@ static void kexec_prepare_cpus_wait(int wait_state)
 
         my_cpu = get_cpu();
         /* Make sure each CPU has atleast made it to the state we need */
-        for (i=0; i < NR_CPUS; i++) {
+        for_each_online_cpu(i) {
                 if (i == my_cpu)
                         continue;
 
                 while (paca[i].kexec_state < wait_state) {
                         barrier();
-                        if (!cpu_possible(i)) {
-                                printk("kexec: cpu %d hw_cpu_id %d is not"
-                                                " possible, ignoring\n",
-                                                i, paca[i].hw_cpu_id);
-                                break;
-                        }
-                        if (!cpu_online(i)) {
-                                /* Fixme: this can be spinning in
-                                 * pSeries_secondary_wait with a paca
-                                 * waiting for it to go online.
-                                 */
-                                printk("kexec: cpu %d hw_cpu_id %d is not"
-                                                " online, ignoring\n",
-                                                i, paca[i].hw_cpu_id);
-                                break;
-                        }
                         if (i != notified) {
                                 printk( "kexec: waiting for cpu %d (physical"
                                                 " %d) to enter %i state\n",
diff --git a/arch/powerpc/kernel/misc_32.S b/arch/powerpc/kernel/misc_32.S
index dc66d52dcff5..6bbd7a604d24 100644
--- a/arch/powerpc/kernel/misc_32.S
+++ b/arch/powerpc/kernel/misc_32.S
@@ -33,7 +33,6 @@
 
         .text
 
-#ifdef CONFIG_IRQSTACKS
 _GLOBAL(call_do_softirq)
         mflr    r0
         stw     r0,4(r1)
@@ -56,7 +55,6 @@ _GLOBAL(call_handle_irq)
         lwz     r0,4(r1)
         mtlr    r0
         blr
-#endif /* CONFIG_IRQSTACKS */
 
 /*
  * This returns the high 64 bits of the product of two 64-bit numbers.
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S
index a2b18dffa03e..e5144906a56d 100644
--- a/arch/powerpc/kernel/misc_64.S
+++ b/arch/powerpc/kernel/misc_64.S
@@ -28,7 +28,6 @@
 
         .text
 
-#ifdef CONFIG_IRQSTACKS
 _GLOBAL(call_do_softirq)
         mflr    r0
         std     r0,16(r1)
@@ -52,7 +51,6 @@ _GLOBAL(call_handle_irq)
         ld      r0,16(r1)
         mtlr    r0
         blr
-#endif /* CONFIG_IRQSTACKS */
 
         .section        ".toc","aw"
 PPC64_CACHES:
diff --git a/arch/powerpc/kernel/paca.c b/arch/powerpc/kernel/paca.c
index f88acf0218db..139a773853f4 100644
--- a/arch/powerpc/kernel/paca.c
+++ b/arch/powerpc/kernel/paca.c
@@ -9,7 +9,7 @@
 
 #include <linux/threads.h>
 #include <linux/module.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/firmware.h>
 #include <asm/lppaca.h>
@@ -117,7 +117,7 @@ void __init allocate_pacas(void)
          * the first segment. On iSeries they must be within the area mapped
          * by the HV, which is HvPagesToMap * HVPAGESIZE bytes.
          */
-        limit = min(0x10000000ULL, lmb.rmo_size);
+        limit = min(0x10000000ULL, memblock.rmo_size);
         if (firmware_has_feature(FW_FEATURE_ISERIES))
                 limit = min(limit, HvPagesToMap * HVPAGESIZE);
 
@@ -128,7 +128,7 @@ void __init allocate_pacas(void)
 
         paca_size = PAGE_ALIGN(sizeof(struct paca_struct) * nr_cpus);
 
-        paca = __va(lmb_alloc_base(paca_size, PAGE_SIZE, limit));
+        paca = __va(memblock_alloc_base(paca_size, PAGE_SIZE, limit));
         memset(paca, 0, paca_size);
 
         printk(KERN_DEBUG "Allocated %u bytes for %d pacas at %p\n",
@@ -148,7 +148,7 @@ void __init free_unused_pacas(void)
         if (new_size >= paca_size)
                 return;
 
-        lmb_free(__pa(paca) + new_size, paca_size - new_size);
+        memblock_free(__pa(paca) + new_size, paca_size - new_size);
 
         printk(KERN_DEBUG "Freed %u bytes for unused pacas\n",
                 paca_size - new_size);
diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c
index 43b83c35cf54..5c14ffe51258 100644
--- a/arch/powerpc/kernel/perf_event.c
+++ b/arch/powerpc/kernel/perf_event.c
@@ -791,8 +791,11 @@ static void power_pmu_disable(struct perf_event *event)
         cpuhw = &__get_cpu_var(cpu_hw_events);
         for (i = 0; i < cpuhw->n_events; ++i) {
                 if (event == cpuhw->event[i]) {
-                        while (++i < cpuhw->n_events)
+                        while (++i < cpuhw->n_events) {
                                 cpuhw->event[i-1] = cpuhw->event[i];
+                                cpuhw->events[i-1] = cpuhw->events[i];
+                                cpuhw->flags[i-1] = cpuhw->flags[i];
+                        }
                         --cpuhw->n_events;
                         ppmu->disable_pmc(event->hw.idx - 1, cpuhw->mmcr);
                         if (event->hw.idx) {
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 9d255b4f0a0e..773424df828a 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1005,7 +1005,6 @@ out:
         return error;
 }
 
-#ifdef CONFIG_IRQSTACKS
 static inline int valid_irq_stack(unsigned long sp, struct task_struct *p,
                                   unsigned long nbytes)
 {
@@ -1030,10 +1029,6 @@ static inline int valid_irq_stack(unsigned long sp, struct task_struct *p,
         return 0;
 }
 
-#else
-#define valid_irq_stack(sp, p, nb)      0
-#endif /* CONFIG_IRQSTACKS */
-
 int validate_sp(unsigned long sp, struct task_struct *p,
                        unsigned long nbytes)
 {
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 05131d634e73..9d3953983fb7 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -31,7 +31,7 @@
 #include <linux/kexec.h>
 #include <linux/debugfs.h>
 #include <linux/irq.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/prom.h>
 #include <asm/rtas.h>
@@ -98,7 +98,7 @@ static void __init move_device_tree(void)
 
         if ((memory_limit && (start + size) > memory_limit) ||
                         overlaps_crashkernel(start, size)) {
-                p = __va(lmb_alloc_base(size, PAGE_SIZE, lmb.rmo_size));
+                p = __va(memblock_alloc_base(size, PAGE_SIZE, memblock.rmo_size));
                 memcpy(p, initial_boot_params, size);
                 initial_boot_params = (struct boot_param_header *)p;
                 DBG("Moved device tree to 0x%p\n", p);
@@ -411,13 +411,13 @@ static int __init early_init_dt_scan_drconf_memory(unsigned long node)
 {
         __be32 *dm, *ls, *usm;
         unsigned long l, n, flags;
-        u64 base, size, lmb_size;
+        u64 base, size, memblock_size;
         unsigned int is_kexec_kdump = 0, rngs;
 
-        ls = of_get_flat_dt_prop(node, "ibm,lmb-size", &l);
+        ls = of_get_flat_dt_prop(node, "ibm,memblock-size", &l);
         if (ls == NULL || l < dt_root_size_cells * sizeof(__be32))
                 return 0;
-        lmb_size = dt_mem_next_cell(dt_root_size_cells, &ls);
+        memblock_size = dt_mem_next_cell(dt_root_size_cells, &ls);
 
         dm = of_get_flat_dt_prop(node, "ibm,dynamic-memory", &l);
         if (dm == NULL || l < sizeof(__be32))
@@ -442,11 +442,11 @@ static int __init early_init_dt_scan_drconf_memory(unsigned long node)
                    or if the block is not assigned to this partition (0x8) */
                 if ((flags & 0x80) || !(flags & 0x8))
                         continue;
-                size = lmb_size;
+                size = memblock_size;
                 rngs = 1;
                 if (is_kexec_kdump) {
                         /*
-                         * For each lmb in ibm,dynamic-memory, a corresponding
+                         * For each memblock in ibm,dynamic-memory, a corresponding
                          * entry in linux,drconf-usable-memory property contains
                          * a counter 'p' followed by 'p' (base, size) duple.
                          * Now read the counter from
@@ -469,10 +469,10 @@ static int __init early_init_dt_scan_drconf_memory(unsigned long node)
                                 if ((base + size) > 0x80000000ul)
                                         size = 0x80000000ul - base;
                         }
-                        lmb_add(base, size);
+                        memblock_add(base, size);
                 } while (--rngs);
         }
-        lmb_dump_all();
+        memblock_dump_all();
         return 0;
 }
 #else
@@ -501,14 +501,14 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
         }
 #endif
 
-        lmb_add(base, size);
+        memblock_add(base, size);
 
         memstart_addr = min((u64)memstart_addr, base);
 }
 
 u64 __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
 {
-        return lmb_alloc(size, align);
+        return memblock_alloc(size, align);
 }
 
 #ifdef CONFIG_BLK_DEV_INITRD
@@ -534,12 +534,12 @@ static void __init early_reserve_mem(void)
         /* before we do anything, lets reserve the dt blob */
         self_base = __pa((unsigned long)initial_boot_params);
         self_size = initial_boot_params->totalsize;
-        lmb_reserve(self_base, self_size);
+        memblock_reserve(self_base, self_size);
 
 #ifdef CONFIG_BLK_DEV_INITRD
         /* then reserve the initrd, if any */
         if (initrd_start && (initrd_end > initrd_start))
-                lmb_reserve(__pa(initrd_start), initrd_end - initrd_start);
+                memblock_reserve(__pa(initrd_start), initrd_end - initrd_start);
 #endif /* CONFIG_BLK_DEV_INITRD */
 
 #ifdef CONFIG_PPC32
@@ -560,7 +560,7 @@ static void __init early_reserve_mem(void)
                         if (base_32 == self_base && size_32 == self_size)
                                 continue;
                         DBG("reserving: %x -> %x\n", base_32, size_32);
-                        lmb_reserve(base_32, size_32);
+                        memblock_reserve(base_32, size_32);
                 }
                 return;
         }
@@ -571,7 +571,7 @@ static void __init early_reserve_mem(void)
                 if (size == 0)
                         break;
                 DBG("reserving: %llx -> %llx\n", base, size);
-                lmb_reserve(base, size);
+                memblock_reserve(base, size);
         }
 }
 
@@ -594,7 +594,7 @@ static inline unsigned long phyp_dump_calculate_reserve_size(void)
                 return phyp_dump_info->reserve_bootvar;
 
         /* divide by 20 to get 5% of value */
-        tmp = lmb_end_of_DRAM();
+        tmp = memblock_end_of_DRAM();
         do_div(tmp, 20);
 
         /* round it down in multiples of 256 */
@@ -633,11 +633,11 @@ static void __init phyp_dump_reserve_mem(void)
         if (phyp_dump_info->phyp_dump_is_active) {
                 /* Reserve *everything* above RMR.Area freed by userland tools*/
                 base = variable_reserve_size;
-                size = lmb_end_of_DRAM() - base;
+                size = memblock_end_of_DRAM() - base;
 
                 /* XXX crashed_ram_end is wrong, since it may be beyond
                  * the memory_limit, it will need to be adjusted. */
-                lmb_reserve(base, size);
+                memblock_reserve(base, size);
 
                 phyp_dump_info->init_reserve_start = base;
                 phyp_dump_info->init_reserve_size = size;
@@ -645,8 +645,8 @@ static void __init phyp_dump_reserve_mem(void)
                 size = phyp_dump_info->cpu_state_size +
                         phyp_dump_info->hpte_region_size +
                         variable_reserve_size;
-                base = lmb_end_of_DRAM() - size;
-                lmb_reserve(base, size);
+                base = memblock_end_of_DRAM() - size;
+                memblock_reserve(base, size);
                 phyp_dump_info->init_reserve_start = base;
                 phyp_dump_info->init_reserve_size = size;
         }
@@ -681,8 +681,8 @@ void __init early_init_devtree(void *params)
          */
         of_scan_flat_dt(early_init_dt_scan_chosen, NULL);
 
-        /* Scan memory nodes and rebuild LMBs */
-        lmb_init();
+        /* Scan memory nodes and rebuild MEMBLOCKs */
+        memblock_init();
         of_scan_flat_dt(early_init_dt_scan_root, NULL);
         of_scan_flat_dt(early_init_dt_scan_memory_ppc, NULL);
 
@@ -690,11 +690,11 @@ void __init early_init_devtree(void *params)
         strlcpy(boot_command_line, cmd_line, COMMAND_LINE_SIZE);
         parse_early_param();
 
-        /* Reserve LMB regions used by kernel, initrd, dt, etc... */
-        lmb_reserve(PHYSICAL_START, __pa(klimit) - PHYSICAL_START);
+        /* Reserve MEMBLOCK regions used by kernel, initrd, dt, etc... */
+        memblock_reserve(PHYSICAL_START, __pa(klimit) - PHYSICAL_START);
         /* If relocatable, reserve first 32k for interrupt vectors etc. */
         if (PHYSICAL_START > MEMORY_START)
-                lmb_reserve(MEMORY_START, 0x8000);
+                memblock_reserve(MEMORY_START, 0x8000);
         reserve_kdump_trampoline();
         reserve_crashkernel();
         early_reserve_mem();
@@ -706,17 +706,17 @@ void __init early_init_devtree(void *params)
 
                 /* Ensure that total memory size is page-aligned, because
                  * otherwise mark_bootmem() gets upset. */
-                lmb_analyze();
-                memsize = lmb_phys_mem_size();
+                memblock_analyze();
+                memsize = memblock_phys_mem_size();
                 if ((memsize & PAGE_MASK) != memsize)
                         limit = memsize & PAGE_MASK;
         }
-        lmb_enforce_memory_limit(limit);
+        memblock_enforce_memory_limit(limit);
 
-        lmb_analyze();
-        lmb_dump_all();
+        memblock_analyze();
+        memblock_dump_all();
 
-        DBG("Phys. mem: %llx\n", lmb_phys_mem_size());
+        DBG("Phys. mem: %llx\n", memblock_phys_mem_size());
 
         /* We may need to relocate the flat tree, do it now.
          * FIXME .. and the initrd too? */
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 97d4bd9442d3..3b6f8ae9b8cc 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -872,7 +872,7 @@ static void __init prom_send_capabilities(void)
                                     "ibm_architecture_vec structure inconsistent: 0x%x !\n",
                                     *cores);
                 } else {
-                        *cores = NR_CPUS / prom_count_smt_threads();
+                        *cores = DIV_ROUND_UP(NR_CPUS, prom_count_smt_threads());
                         prom_printf("Max number of cores passed to firmware: 0x%x\n",
                                     (unsigned long)*cores);
                 }
diff --git a/arch/powerpc/kernel/prom_init_check.sh b/arch/powerpc/kernel/prom_init_check.sh
index 1ac136b128f0..9f82f4937892 100644
--- a/arch/powerpc/kernel/prom_init_check.sh
+++ b/arch/powerpc/kernel/prom_init_check.sh
@@ -52,12 +52,18 @@ do
         if [ "${UNDEF:0:9}" = "_restgpr_" ]; then
                 OK=1
         fi
+        if [ "${UNDEF:0:10}" = "_restgpr0_" ]; then
+                OK=1
+        fi
         if [ "${UNDEF:0:11}" = "_rest32gpr_" ]; then
                 OK=1
         fi
         if [ "${UNDEF:0:9}" = "_savegpr_" ]; then
                 OK=1
         fi
+        if [ "${UNDEF:0:10}" = "_savegpr0_" ]; then
+                OK=1
+        fi
         if [ "${UNDEF:0:11}" = "_save32gpr_" ]; then
                 OK=1
         fi
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 0e1ec6f746f6..d0516dbee762 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -22,7 +22,7 @@
 #include <linux/smp.h>
 #include <linux/completion.h>
 #include <linux/cpumask.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/slab.h>
 
 #include <asm/prom.h>
@@ -934,11 +934,11 @@ void __init rtas_initialize(void)
          */
 #ifdef CONFIG_PPC64
         if (machine_is(pseries) && firmware_has_feature(FW_FEATURE_LPAR)) {
-                rtas_region = min(lmb.rmo_size, RTAS_INSTANTIATE_MAX);
+                rtas_region = min(memblock.rmo_size, RTAS_INSTANTIATE_MAX);
                 ibm_suspend_me_token = rtas_token("ibm,suspend-me");
         }
 #endif
-        rtas_rmo_buf = lmb_alloc_base(RTAS_RMOBUF_MAX, PAGE_SIZE, rtas_region);
+        rtas_rmo_buf = memblock_alloc_base(RTAS_RMOBUF_MAX, PAGE_SIZE, rtas_region);
 
 #ifdef CONFIG_RTAS_ERROR_LOGGING
         rtas_last_error_token = rtas_token("rtas-last-error");
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index bfc2abafac44..67a84d8f118d 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -94,12 +94,8 @@ struct flash_block_list {
         struct flash_block_list *next;
         struct flash_block blocks[FLASH_BLOCKS_PER_NODE];
 };
-struct flash_block_list_header { /* just the header of flash_block_list */
-        unsigned long num_blocks;
-        struct flash_block_list *next;
-};
 
-static struct flash_block_list_header rtas_firmware_flash_list = {0, NULL};
+static struct flash_block_list *rtas_firmware_flash_list;
 
 /* Use slab cache to guarantee 4k alignment */
 static struct kmem_cache *flash_block_cache = NULL;
@@ -108,13 +104,14 @@ static struct kmem_cache *flash_block_cache = NULL;
 
 /* Local copy of the flash block list.
  * We only allow one open of the flash proc file and create this
- * list as we go.  This list will be put in the
- * rtas_firmware_flash_list var once it is fully read.
+ * list as we go.  The rtas_firmware_flash_list varable will be
+ * set once the data is fully read.
  *
  * For convenience as we build the list we use virtual addrs,
  * we do not fill in the version number, and the length field
  * is treated as the number of entries currently in the block
- * (i.e. not a byte count).  This is all fixed on release.
+ * (i.e. not a byte count).  This is all fixed when calling 
+ * the flash routine.
  */
 
 /* Status int must be first member of struct */
@@ -201,16 +198,16 @@ static int rtas_flash_release(struct inode *inode, struct file *file)
         if (uf->flist) {    
                 /* File was opened in write mode for a new flash attempt */
                 /* Clear saved list */
-                if (rtas_firmware_flash_list.next) {
-                        free_flash_list(rtas_firmware_flash_list.next);
-                        rtas_firmware_flash_list.next = NULL;
+                if (rtas_firmware_flash_list) {
+                        free_flash_list(rtas_firmware_flash_list);
+                        rtas_firmware_flash_list = NULL;
                 }
 
                 if (uf->status != FLASH_AUTH)  
                         uf->status = flash_list_valid(uf->flist);
 
                 if (uf->status == FLASH_IMG_READY) 
-                        rtas_firmware_flash_list.next = uf->flist;
+                        rtas_firmware_flash_list = uf->flist;
                 else
                         free_flash_list(uf->flist);
 
@@ -593,7 +590,7 @@ static void rtas_flash_firmware(int reboot_type)
         unsigned long rtas_block_list;
         int i, status, update_token;
 
-        if (rtas_firmware_flash_list.next == NULL)
+        if (rtas_firmware_flash_list == NULL)
                 return;         /* nothing to do */
 
         if (reboot_type != SYS_RESTART) {
@@ -610,20 +607,25 @@ static void rtas_flash_firmware(int reboot_type)
                 return;
         }
 
-        /* NOTE: the "first" block list is a global var with no data
-         * blocks in the kernel data segment.  We do this because
-         * we want to ensure this block_list addr is under 4GB.
+        /*
+         * NOTE: the "first" block must be under 4GB, so we create
+         * an entry with no data blocks in the reserved buffer in
+         * the kernel data segment.
          */
-        rtas_firmware_flash_list.num_blocks = 0;
-        flist = (struct flash_block_list *)&rtas_firmware_flash_list;
+        spin_lock(&rtas_data_buf_lock);
+        flist = (struct flash_block_list *)&rtas_data_buf[0];
+        flist->num_blocks = 0;
+        flist->next = rtas_firmware_flash_list;
         rtas_block_list = virt_to_abs(flist);
         if (rtas_block_list >= 4UL*1024*1024*1024) {
                 printk(KERN_ALERT "FLASH: kernel bug...flash list header addr above 4GB\n");
+                spin_unlock(&rtas_data_buf_lock);
                 return;
         }
 
         printk(KERN_ALERT "FLASH: preparing saved firmware image for flash\n");
         /* Update the block_list in place. */
+        rtas_firmware_flash_list = NULL; /* too hard to backout on error */
         image_size = 0;
         for (f = flist; f; f = next) {
                 /* Translate data addrs to absolute */
@@ -664,6 +666,7 @@ static void rtas_flash_firmware(int reboot_type)
                 printk(KERN_ALERT "FLASH: unknown flash return code %d\n", status);
                 break;
         }
+        spin_unlock(&rtas_data_buf_lock);
 }
 
 static void remove_flash_pde(struct proc_dir_entry *dp)
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 5e4d852f640c..b7e6c7e193ae 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -33,7 +33,7 @@
 #include <linux/serial_8250.h>
 #include <linux/debugfs.h>
 #include <linux/percpu.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/of_platform.h>
 #include <asm/io.h>
 #include <asm/paca.h>
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 8f58986c2ad9..a10ffc85ada7 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -16,7 +16,7 @@
 #include <linux/root_dev.h>
 #include <linux/cpu.h>
 #include <linux/console.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/io.h>
 #include <asm/prom.h>
@@ -241,23 +241,19 @@ int __init ppc_init(void)
 
 arch_initcall(ppc_init);
 
-#ifdef CONFIG_IRQSTACKS
 static void __init irqstack_early_init(void)
 {
         unsigned int i;
 
         /* interrupt stacks must be in lowmem, we get that for free on ppc32
-         * as the lmb is limited to lowmem by LMB_REAL_LIMIT */
+         * as the memblock is limited to lowmem by MEMBLOCK_REAL_LIMIT */
         for_each_possible_cpu(i) {
                 softirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
                 hardirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
         }
 }
-#else
-#define irqstack_early_init()
-#endif
 
 #if defined(CONFIG_BOOKE) || defined(CONFIG_40x)
 static void __init exc_lvl_early_init(void)
@@ -265,15 +261,15 @@ static void __init exc_lvl_early_init(void)
         unsigned int i;
 
         /* interrupt stacks must be in lowmem, we get that for free on ppc32
-         * as the lmb is limited to lowmem by LMB_REAL_LIMIT */
+         * as the memblock is limited to lowmem by MEMBLOCK_REAL_LIMIT */
         for_each_possible_cpu(i) {
                 critirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
 #ifdef CONFIG_BOOKE
                 dbgirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
                 mcheckirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
 #endif
         }
 }
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index f3fb5a79de52..d135f93cb0f6 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -34,7 +34,7 @@
 #include <linux/bootmem.h>
 #include <linux/pci.h>
 #include <linux/lockdep.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <asm/io.h>
 #include <asm/kdump.h>
 #include <asm/prom.h>
@@ -158,7 +158,7 @@ static void __init setup_paca(struct paca_struct *new_paca)
  * the CPU that ignores the top 2 bits of the address in real
  * mode so we can access kernel globals normally provided we
  * only toy with things in the RMO region. From here, we do
- * some early parsing of the device-tree to setup out LMB
+ * some early parsing of the device-tree to setup out MEMBLOCK
  * data structures, and allocate & initialize the hash table
  * and segment tables so we can start running with translation
  * enabled.
@@ -404,7 +404,7 @@ void __init setup_system(void)
 
         printk("-----------------------------------------------------\n");
         printk("ppc64_pft_size                = 0x%llx\n", ppc64_pft_size);
-        printk("physicalMemorySize            = 0x%llx\n", lmb_phys_mem_size());
+        printk("physicalMemorySize            = 0x%llx\n", memblock_phys_mem_size());
         if (ppc64_caches.dline_size != 0x80)
                 printk("ppc64_caches.dcache_line_size = 0x%x\n",
                        ppc64_caches.dline_size);
@@ -432,7 +432,6 @@ static u64 slb0_limit(void)
         return 1UL << SID_SHIFT;
 }
 
-#ifdef CONFIG_IRQSTACKS
 static void __init irqstack_early_init(void)
 {
         u64 limit = slb0_limit();
@@ -444,16 +443,13 @@ static void __init irqstack_early_init(void)
          */
         for_each_possible_cpu(i) {
                 softirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc_base(THREAD_SIZE,
+                        __va(memblock_alloc_base(THREAD_SIZE,
                                             THREAD_SIZE, limit));
                 hardirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc_base(THREAD_SIZE,
+                        __va(memblock_alloc_base(THREAD_SIZE,
                                             THREAD_SIZE, limit));
         }
 }
-#else
-#define irqstack_early_init()
-#endif
 
 #ifdef CONFIG_PPC_BOOK3E
 static void __init exc_lvl_early_init(void)
@@ -462,11 +458,11 @@ static void __init exc_lvl_early_init(void)
 
         for_each_possible_cpu(i) {
                 critirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
                 dbgirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
                 mcheckirq_ctx[i] = (struct thread_info *)
-                        __va(lmb_alloc(THREAD_SIZE, THREAD_SIZE));
+                        __va(memblock_alloc(THREAD_SIZE, THREAD_SIZE));
         }
 }
 #else
@@ -491,11 +487,11 @@ static void __init emergency_stack_init(void)
          * bringup, we need to get at them in real mode. This means they
          * must also be within the RMO region.
          */
-        limit = min(slb0_limit(), lmb.rmo_size);
+        limit = min(slb0_limit(), memblock.rmo_size);
 
         for_each_possible_cpu(i) {
                 unsigned long sp;
-                sp  = lmb_alloc_base(THREAD_SIZE, THREAD_SIZE, limit);
+                sp  = memblock_alloc_base(THREAD_SIZE, THREAD_SIZE, limit);
                 sp += THREAD_SIZE;
                 paca[i].emergency_sp = __va(sp);
         }
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index d84d19224a95..13002fe206e7 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -22,7 +22,7 @@
 #include <linux/elf.h>
 #include <linux/security.h>
 #include <linux/bootmem.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/pgtable.h>
 #include <asm/system.h>
@@ -734,7 +734,7 @@ static int __init vdso_init(void)
         vdso_data->platform = machine_is(iseries) ? 0x200 : 0x100;
         if (firmware_has_feature(FW_FEATURE_LPAR))
                 vdso_data->platform |= 1;
-        vdso_data->physicalMemorySize = lmb_phys_mem_size();
+        vdso_data->physicalMemorySize = memblock_phys_mem_size();
         vdso_data->dcache_size = ppc64_caches.dsize;
         vdso_data->dcache_line_size = ppc64_caches.dline_size;
         vdso_data->icache_size = ppc64_caches.isize;
diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile
index 3040dac18a37..111da1c03a11 100644
--- a/arch/powerpc/lib/Makefile
+++ b/arch/powerpc/lib/Makefile
@@ -12,8 +12,8 @@ CFLAGS_REMOVE_code-patching.o = -pg
 CFLAGS_REMOVE_feature-fixups.o = -pg
 
 obj-y                   := string.o alloc.o \
-                           checksum_$(CONFIG_WORD_SIZE).o
-obj-$(CONFIG_PPC32)     += div64.o copy_32.o crtsavres.o
+                           checksum_$(CONFIG_WORD_SIZE).o crtsavres.o
+obj-$(CONFIG_PPC32)     += div64.o copy_32.o
 obj-$(CONFIG_HAS_IOMEM) += devres.o
 
 obj-$(CONFIG_PPC64)     += copypage_64.o copyuser_64.o \
diff --git a/arch/powerpc/lib/crtsavres.S b/arch/powerpc/lib/crtsavres.S
index 70a9cd8a3008..1c893f05d224 100644
--- a/arch/powerpc/lib/crtsavres.S
+++ b/arch/powerpc/lib/crtsavres.S
@@ -6,6 +6,7 @@
  *   Written By Michael Meissner
  *
  * Based on gcc/config/rs6000/crtsavres.asm from gcc
+ * 64 bit additions from reading the PPC elf64abi document.
  *
  * This file is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License as published by the
@@ -44,6 +45,8 @@
 
 #ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
 
+#ifndef CONFIG_PPC64
+
 /* Routines for saving integer registers, called by the compiler.  */
 /* Called with r11 pointing to the stack header word of the caller of the */
 /* function, just beyond the end of the integer save area.  */
@@ -226,4 +229,130 @@ _GLOBAL(_rest32gpr_31_x)
         mtlr    0
         mr      1,11
         blr
+
+#else /* CONFIG_PPC64 */
+
+.globl  _savegpr0_14
+_savegpr0_14:
+        std     r14,-144(r1)
+.globl  _savegpr0_15
+_savegpr0_15:
+        std     r15,-136(r1)
+.globl  _savegpr0_16
+_savegpr0_16:
+        std     r16,-128(r1)
+.globl  _savegpr0_17
+_savegpr0_17:
+        std     r17,-120(r1)
+.globl  _savegpr0_18
+_savegpr0_18:
+        std     r18,-112(r1)
+.globl  _savegpr0_19
+_savegpr0_19:
+        std     r19,-104(r1)
+.globl  _savegpr0_20
+_savegpr0_20:
+        std     r20,-96(r1)
+.globl  _savegpr0_21
+_savegpr0_21:
+        std     r21,-88(r1)
+.globl  _savegpr0_22
+_savegpr0_22:
+        std     r22,-80(r1)
+.globl  _savegpr0_23
+_savegpr0_23:
+        std     r23,-72(r1)
+.globl  _savegpr0_24
+_savegpr0_24:
+        std     r24,-64(r1)
+.globl  _savegpr0_25
+_savegpr0_25:
+        std     r25,-56(r1)
+.globl  _savegpr0_26
+_savegpr0_26:
+        std     r26,-48(r1)
+.globl  _savegpr0_27
+_savegpr0_27:
+        std     r27,-40(r1)
+.globl  _savegpr0_28
+_savegpr0_28:
+        std     r28,-32(r1)
+.globl  _savegpr0_29
+_savegpr0_29:
+        std     r29,-24(r1)
+.globl  _savegpr0_30
+_savegpr0_30:
+        std     r30,-16(r1)
+.globl  _savegpr0_31
+_savegpr0_31:
+        std     r31,-8(r1)
+        std     r0,16(r1)
+        blr
+
+.globl  _restgpr0_14
+_restgpr0_14:
+        ld      r14,-144(r1)
+.globl  _restgpr0_15
+_restgpr0_15:
+        ld      r15,-136(r1)
+.globl  _restgpr0_16
+_restgpr0_16:
+        ld      r16,-128(r1)
+.globl  _restgpr0_17
+_restgpr0_17:
+        ld      r17,-120(r1)
+.globl  _restgpr0_18
+_restgpr0_18:
+        ld      r18,-112(r1)
+.globl  _restgpr0_19
+_restgpr0_19:
+        ld      r19,-104(r1)
+.globl  _restgpr0_20
+_restgpr0_20:
+        ld      r20,-96(r1)
+.globl  _restgpr0_21
+_restgpr0_21:
+        ld      r21,-88(r1)
+.globl  _restgpr0_22
+_restgpr0_22:
+        ld      r22,-80(r1)
+.globl  _restgpr0_23
+_restgpr0_23:
+        ld      r23,-72(r1)
+.globl  _restgpr0_24
+_restgpr0_24:
+        ld      r24,-64(r1)
+.globl  _restgpr0_25
+_restgpr0_25:
+        ld      r25,-56(r1)
+.globl  _restgpr0_26
+_restgpr0_26:
+        ld      r26,-48(r1)
+.globl  _restgpr0_27
+_restgpr0_27:
+        ld      r27,-40(r1)
+.globl  _restgpr0_28
+_restgpr0_28:
+        ld      r28,-32(r1)
+.globl  _restgpr0_29
+_restgpr0_29:
+        ld      r0,16(r1)
+        ld      r29,-24(r1)
+        mtlr    r0
+        ld      r30,-16(r1)
+        ld      r31,-8(r1)
+        blr
+
+.globl  _restgpr0_30
+_restgpr0_30:
+        ld      r30,-16(r1)
+.globl  _restgpr0_31
+_restgpr0_31:
+        ld      r0,16(r1)
+        ld      r31,-8(r1)
+        mtlr    r0
+        blr
+
+#endif /* CONFIG_PPC64 */
+
 #endif
diff --git a/arch/powerpc/lib/feature-fixups.c b/arch/powerpc/lib/feature-fixups.c
index e640175b65ae..0d08d0171392 100644
--- a/arch/powerpc/lib/feature-fixups.c
+++ b/arch/powerpc/lib/feature-fixups.c
@@ -12,6 +12,7 @@
  *  2 of the License, or (at your option) any later version.
  */
 
+#include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/init.h>
@@ -288,8 +289,8 @@ static void test_alternative_case_with_external_branch(void)
 
 static void test_cpu_macros(void)
 {
-        extern void ftr_fixup_test_FTR_macros;
-        extern void ftr_fixup_test_FTR_macros_expected;
+        extern u8 ftr_fixup_test_FTR_macros;
+        extern u8 ftr_fixup_test_FTR_macros_expected;
         unsigned long size = &ftr_fixup_test_FTR_macros_expected -
                              &ftr_fixup_test_FTR_macros;
 
@@ -301,8 +302,8 @@ static void test_cpu_macros(void)
 static void test_fw_macros(void)
 {
 #ifdef CONFIG_PPC64
-        extern void ftr_fixup_test_FW_FTR_macros;
-        extern void ftr_fixup_test_FW_FTR_macros_expected;
+        extern u8 ftr_fixup_test_FW_FTR_macros;
+        extern u8 ftr_fixup_test_FW_FTR_macros_expected;
         unsigned long size = &ftr_fixup_test_FW_FTR_macros_expected -
                              &ftr_fixup_test_FW_FTR_macros;
 
@@ -314,10 +315,10 @@ static void test_fw_macros(void)
 
 static void test_lwsync_macros(void)
 {
-        extern void lwsync_fixup_test;
-        extern void end_lwsync_fixup_test;
-        extern void lwsync_fixup_test_expected_LWSYNC;
-        extern void lwsync_fixup_test_expected_SYNC;
+        extern u8 lwsync_fixup_test;
+        extern u8 end_lwsync_fixup_test;
+        extern u8 lwsync_fixup_test_expected_LWSYNC;
+        extern u8 lwsync_fixup_test_expected_SYNC;
         unsigned long size = &end_lwsync_fixup_test -
                              &lwsync_fixup_test;
 
diff --git a/arch/powerpc/mm/40x_mmu.c b/arch/powerpc/mm/40x_mmu.c
index 65abfcfaaa9e..1dc2fa5ce1bd 100644
--- a/arch/powerpc/mm/40x_mmu.c
+++ b/arch/powerpc/mm/40x_mmu.c
@@ -135,7 +135,7 @@ unsigned long __init mmu_mapin_ram(unsigned long top)
         /* If the size of RAM is not an exact power of two, we may not
          * have covered RAM in its entirety with 16 and 4 MiB
          * pages. Consequently, restrict the top end of RAM currently
-         * allocable so that calls to the LMB to allocate PTEs for "tail"
+         * allocable so that calls to the MEMBLOCK to allocate PTEs for "tail"
          * coverage with normal-sized pages (or other reasons) do not
          * attempt to allocate outside the allowed range.
          */
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 3ecdcec0a39e..98f262de5585 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -31,7 +31,7 @@
 #include <linux/cache.h>
 #include <linux/init.h>
 #include <linux/signal.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/processor.h>
 #include <asm/pgtable.h>
@@ -384,8 +384,8 @@ static int __init htab_dt_scan_hugepage_blocks(unsigned long node,
         printk(KERN_INFO "Huge page(16GB) memory: "
                         "addr = 0x%lX size = 0x%lX pages = %d\n",
                         phys_addr, block_size, expected_pages);
-        if (phys_addr + (16 * GB) <= lmb_end_of_DRAM()) {
-                lmb_reserve(phys_addr, block_size * expected_pages);
+        if (phys_addr + (16 * GB) <= memblock_end_of_DRAM()) {
+                memblock_reserve(phys_addr, block_size * expected_pages);
                 add_gpage(phys_addr, block_size, expected_pages);
         }
         return 0;
@@ -458,7 +458,7 @@ static void __init htab_init_page_sizes(void)
          * and we have at least 1G of RAM at boot
          */
         if (mmu_psize_defs[MMU_PAGE_16M].shift &&
-            lmb_phys_mem_size() >= 0x40000000)
+            memblock_phys_mem_size() >= 0x40000000)
                 mmu_vmemmap_psize = MMU_PAGE_16M;
         else if (mmu_psize_defs[MMU_PAGE_64K].shift)
                 mmu_vmemmap_psize = MMU_PAGE_64K;
@@ -520,7 +520,7 @@ static unsigned long __init htab_get_table_size(void)
                 return 1UL << ppc64_pft_size;
 
         /* round mem_size up to next power of 2 */
-        mem_size = lmb_phys_mem_size();
+        mem_size = memblock_phys_mem_size();
         rnd_mem_size = 1UL << __ilog2(mem_size);
         if (rnd_mem_size < mem_size)
                 rnd_mem_size <<= 1;
@@ -627,7 +627,7 @@ static void __init htab_initialize(void)
                 else
                         limit = 0;
 
-                table = lmb_alloc_base(htab_size_bytes, htab_size_bytes, limit);
+                table = memblock_alloc_base(htab_size_bytes, htab_size_bytes, limit);
 
                 DBG("Hash table allocated at %lx, size: %lx\n", table,
                     htab_size_bytes);
@@ -647,9 +647,9 @@ static void __init htab_initialize(void)
         prot = pgprot_val(PAGE_KERNEL);
 
 #ifdef CONFIG_DEBUG_PAGEALLOC
-        linear_map_hash_count = lmb_end_of_DRAM() >> PAGE_SHIFT;
-        linear_map_hash_slots = __va(lmb_alloc_base(linear_map_hash_count,
-                                                    1, lmb.rmo_size));
+        linear_map_hash_count = memblock_end_of_DRAM() >> PAGE_SHIFT;
+        linear_map_hash_slots = __va(memblock_alloc_base(linear_map_hash_count,
+                                                    1, memblock.rmo_size));
         memset(linear_map_hash_slots, 0, linear_map_hash_count);
 #endif /* CONFIG_DEBUG_PAGEALLOC */
 
@@ -659,16 +659,16 @@ static void __init htab_initialize(void)
          */
 
         /* create bolted the linear mapping in the hash table */
-        for (i=0; i < lmb.memory.cnt; i++) {
-                base = (unsigned long)__va(lmb.memory.region[i].base);
-                size = lmb.memory.region[i].size;
+        for (i=0; i < memblock.memory.cnt; i++) {
+                base = (unsigned long)__va(memblock.memory.region[i].base);
+                size = memblock.memory.region[i].size;
 
                 DBG("creating mapping for region: %lx..%lx (prot: %lx)\n",
                     base, size, prot);
 
 #ifdef CONFIG_U3_DART
                 /* Do not map the DART space. Fortunately, it will be aligned
-                 * in such a way that it will not cross two lmb regions and
+                 * in such a way that it will not cross two memblock regions and
                  * will fit within a single 16Mb page.
                  * The DART space is assumed to be a full 16Mb region even if
                  * we only use 2Mb of that space. We will use more of it later
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 767333005eb4..6a6975dc2654 100644
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -30,7 +30,7 @@
 #include <linux/highmem.h>
 #include <linux/initrd.h>
 #include <linux/pagemap.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/gfp.h>
 
 #include <asm/pgalloc.h>
@@ -136,17 +136,17 @@ void __init MMU_init(void)
         /* parse args from command line */
         MMU_setup();
 
-        if (lmb.memory.cnt > 1) {
+        if (memblock.memory.cnt > 1) {
 #ifndef CONFIG_WII
-                lmb.memory.cnt = 1;
-                lmb_analyze();
+                memblock.memory.cnt = 1;
+                memblock_analyze();
                 printk(KERN_WARNING "Only using first contiguous memory region");
 #else
                 wii_memory_fixups();
 #endif
         }
 
-        total_lowmem = total_memory = lmb_end_of_DRAM() - memstart_addr;
+        total_lowmem = total_memory = memblock_end_of_DRAM() - memstart_addr;
         lowmem_end_addr = memstart_addr + total_lowmem;
 
 #ifdef CONFIG_FSL_BOOKE
@@ -161,8 +161,8 @@ void __init MMU_init(void)
                 lowmem_end_addr = memstart_addr + total_lowmem;
 #ifndef CONFIG_HIGHMEM
                 total_memory = total_lowmem;
-                lmb_enforce_memory_limit(lowmem_end_addr);
-                lmb_analyze();
+                memblock_enforce_memory_limit(lowmem_end_addr);
+                memblock_analyze();
 #endif /* CONFIG_HIGHMEM */
         }
 
@@ -200,7 +200,7 @@ void __init *early_get_page(void)
         if (init_bootmem_done) {
                 p = alloc_bootmem_pages(PAGE_SIZE);
         } else {
-                p = __va(lmb_alloc_base(PAGE_SIZE, PAGE_SIZE,
+                p = __va(memblock_alloc_base(PAGE_SIZE, PAGE_SIZE,
                                         __initial_memory_limit_addr));
         }
         return p;
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index e267f223fdff..71f1415e2472 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -40,7 +40,7 @@
 #include <linux/nodemask.h>
 #include <linux/module.h>
 #include <linux/poison.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/hugetlb.h>
 #include <linux/slab.h>
 
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 0f594d774bf7..1a84a8d00005 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -32,7 +32,7 @@
 #include <linux/initrd.h>
 #include <linux/pagemap.h>
 #include <linux/suspend.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/hugetlb.h>
 
 #include <asm/pgalloc.h>
@@ -83,13 +83,13 @@ int page_is_ram(unsigned long pfn)
 #else
         unsigned long paddr = (pfn << PAGE_SHIFT);
         int i;
-        for (i=0; i < lmb.memory.cnt; i++) {
+        for (i=0; i < memblock.memory.cnt; i++) {
                 unsigned long base;
 
-                base = lmb.memory.region[i].base;
+                base = memblock.memory.region[i].base;
 
                 if ((paddr >= base) &&
-                        (paddr < (base + lmb.memory.region[i].size))) {
+                        (paddr < (base + memblock.memory.region[i].size))) {
                         return 1;
                 }
         }
@@ -142,14 +142,14 @@ int arch_add_memory(int nid, u64 start, u64 size)
 /*
  * walk_memory_resource() needs to make sure there is no holes in a given
  * memory range.  PPC64 does not maintain the memory layout in /proc/iomem.
- * Instead it maintains it in lmb.memory structures.  Walk through the
+ * Instead it maintains it in memblock.memory structures.  Walk through the
  * memory regions, find holes and callback for contiguous regions.
  */
 int
 walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages,
                 void *arg, int (*func)(unsigned long, unsigned long, void *))
 {
-        struct lmb_property res;
+        struct memblock_property res;
         unsigned long pfn, len;
         u64 end;
         int ret = -1;
@@ -158,7 +158,7 @@ walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages,
         res.size = (u64) nr_pages << PAGE_SHIFT;
 
         end = res.base + res.size - 1;
-        while ((res.base < end) && (lmb_find(&res) >= 0)) {
+        while ((res.base < end) && (memblock_find(&res) >= 0)) {
                 pfn = (unsigned long)(res.base >> PAGE_SHIFT);
                 len = (unsigned long)(res.size >> PAGE_SHIFT);
                 ret = (*func)(pfn, len, arg);
@@ -184,8 +184,8 @@ void __init do_init_bootmem(void)
         unsigned long total_pages;
         int boot_mapsize;
 
-        max_low_pfn = max_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
-        total_pages = (lmb_end_of_DRAM() - memstart_addr) >> PAGE_SHIFT;
+        max_low_pfn = max_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
+        total_pages = (memblock_end_of_DRAM() - memstart_addr) >> PAGE_SHIFT;
 #ifdef CONFIG_HIGHMEM
         total_pages = total_lowmem >> PAGE_SHIFT;
         max_low_pfn = lowmem_end_addr >> PAGE_SHIFT;
@@ -198,16 +198,16 @@ void __init do_init_bootmem(void)
          */
         bootmap_pages = bootmem_bootmap_pages(total_pages);
 
-        start = lmb_alloc(bootmap_pages << PAGE_SHIFT, PAGE_SIZE);
+        start = memblock_alloc(bootmap_pages << PAGE_SHIFT, PAGE_SIZE);
 
         min_low_pfn = MEMORY_START >> PAGE_SHIFT;
         boot_mapsize = init_bootmem_node(NODE_DATA(0), start >> PAGE_SHIFT, min_low_pfn, max_low_pfn);
 
         /* Add active regions with valid PFNs */
-        for (i = 0; i < lmb.memory.cnt; i++) {
+        for (i = 0; i < memblock.memory.cnt; i++) {
                 unsigned long start_pfn, end_pfn;
-                start_pfn = lmb.memory.region[i].base >> PAGE_SHIFT;
-                end_pfn = start_pfn + lmb_size_pages(&lmb.memory, i);
+                start_pfn = memblock.memory.region[i].base >> PAGE_SHIFT;
+                end_pfn = start_pfn + memblock_size_pages(&memblock.memory, i);
                 add_active_range(0, start_pfn, end_pfn);
         }
 
@@ -218,17 +218,17 @@ void __init do_init_bootmem(void)
         free_bootmem_with_active_regions(0, lowmem_end_addr >> PAGE_SHIFT);
 
         /* reserve the sections we're already using */
-        for (i = 0; i < lmb.reserved.cnt; i++) {
-                unsigned long addr = lmb.reserved.region[i].base +
-                                     lmb_size_bytes(&lmb.reserved, i) - 1;
+        for (i = 0; i < memblock.reserved.cnt; i++) {
+                unsigned long addr = memblock.reserved.region[i].base +
+                                     memblock_size_bytes(&memblock.reserved, i) - 1;
                 if (addr < lowmem_end_addr)
-                        reserve_bootmem(lmb.reserved.region[i].base,
-                                        lmb_size_bytes(&lmb.reserved, i),
+                        reserve_bootmem(memblock.reserved.region[i].base,
+                                        memblock_size_bytes(&memblock.reserved, i),
                                         BOOTMEM_DEFAULT);
-                else if (lmb.reserved.region[i].base < lowmem_end_addr) {
+                else if (memblock.reserved.region[i].base < lowmem_end_addr) {
                         unsigned long adjusted_size = lowmem_end_addr -
-                                      lmb.reserved.region[i].base;
-                        reserve_bootmem(lmb.reserved.region[i].base,
+                                      memblock.reserved.region[i].base;
+                        reserve_bootmem(memblock.reserved.region[i].base,
                                         adjusted_size, BOOTMEM_DEFAULT);
                 }
         }
@@ -236,9 +236,9 @@ void __init do_init_bootmem(void)
         free_bootmem_with_active_regions(0, max_pfn);
 
         /* reserve the sections we're already using */
-        for (i = 0; i < lmb.reserved.cnt; i++)
-                reserve_bootmem(lmb.reserved.region[i].base,
-                                lmb_size_bytes(&lmb.reserved, i),
+        for (i = 0; i < memblock.reserved.cnt; i++)
+                reserve_bootmem(memblock.reserved.region[i].base,
+                                memblock_size_bytes(&memblock.reserved, i),
                                 BOOTMEM_DEFAULT);
 
 #endif
@@ -251,20 +251,20 @@ void __init do_init_bootmem(void)
 /* mark pages that don't exist as nosave */
 static int __init mark_nonram_nosave(void)
 {
-        unsigned long lmb_next_region_start_pfn,
-                      lmb_region_max_pfn;
+        unsigned long memblock_next_region_start_pfn,
+                      memblock_region_max_pfn;
         int i;
 
-        for (i = 0; i < lmb.memory.cnt - 1; i++) {
-                lmb_region_max_pfn =
-                        (lmb.memory.region[i].base >> PAGE_SHIFT) +
-                        (lmb.memory.region[i].size >> PAGE_SHIFT);
-                lmb_next_region_start_pfn =
-                        lmb.memory.region[i+1].base >> PAGE_SHIFT;
+        for (i = 0; i < memblock.memory.cnt - 1; i++) {
+                memblock_region_max_pfn =
+                        (memblock.memory.region[i].base >> PAGE_SHIFT) +
+                        (memblock.memory.region[i].size >> PAGE_SHIFT);
+                memblock_next_region_start_pfn =
+                        memblock.memory.region[i+1].base >> PAGE_SHIFT;
 
-                if (lmb_region_max_pfn < lmb_next_region_start_pfn)
-                        register_nosave_region(lmb_region_max_pfn,
-                                               lmb_next_region_start_pfn);
+                if (memblock_region_max_pfn < memblock_next_region_start_pfn)
+                        register_nosave_region(memblock_region_max_pfn,
+                                               memblock_next_region_start_pfn);
         }
 
         return 0;
@@ -275,8 +275,8 @@ static int __init mark_nonram_nosave(void)
  */
 void __init paging_init(void)
 {
-        unsigned long total_ram = lmb_phys_mem_size();
-        phys_addr_t top_of_ram = lmb_end_of_DRAM();
+        unsigned long total_ram = memblock_phys_mem_size();
+        phys_addr_t top_of_ram = memblock_end_of_DRAM();
         unsigned long max_zone_pfns[MAX_NR_ZONES];
 
 #ifdef CONFIG_PPC32
@@ -327,7 +327,7 @@ void __init mem_init(void)
                 swiotlb_init(1);
 #endif
 
-        num_physpages = lmb.memory.size >> PAGE_SHIFT;
+        num_physpages = memblock.memory.size >> PAGE_SHIFT;
         high_memory = (void *) __va(max_low_pfn * PAGE_SIZE);
 
 #ifdef CONFIG_NEED_MULTIPLE_NODES
@@ -364,7 +364,7 @@ void __init mem_init(void)
                 highmem_mapnr = lowmem_end_addr >> PAGE_SHIFT;
                 for (pfn = highmem_mapnr; pfn < max_mapnr; ++pfn) {
                         struct page *page = pfn_to_page(pfn);
-                        if (lmb_is_reserved(pfn << PAGE_SHIFT))
+                        if (memblock_is_reserved(pfn << PAGE_SHIFT))
                                 continue;
                         ClearPageReserved(page);
                         init_page_count(page);
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
index 80d110635d24..f47364585ecd 100644
--- a/arch/powerpc/mm/numa.c
+++ b/arch/powerpc/mm/numa.c
@@ -17,7 +17,7 @@
 #include <linux/nodemask.h>
 #include <linux/cpu.h>
 #include <linux/notifier.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/of.h>
 #include <linux/pfn.h>
 #include <asm/sparsemem.h>
@@ -351,7 +351,7 @@ struct of_drconf_cell {
 #define DRCONF_MEM_RESERVED     0x00000080
 
 /*
- * Read the next lmb list entry from the ibm,dynamic-memory property
+ * Read the next memblock list entry from the ibm,dynamic-memory property
  * and return the information in the provided of_drconf_cell structure.
  */
 static void read_drconf_cell(struct of_drconf_cell *drmem, const u32 **cellp)
@@ -372,8 +372,8 @@ static void read_drconf_cell(struct of_drconf_cell *drmem, const u32 **cellp)
 /*
  * Retreive and validate the ibm,dynamic-memory property of the device tree.
  *
- * The layout of the ibm,dynamic-memory property is a number N of lmb
- * list entries followed by N lmb list entries.  Each lmb list entry
+ * The layout of the ibm,dynamic-memory property is a number N of memblock
+ * list entries followed by N memblock list entries.  Each memblock list entry
  * contains information as layed out in the of_drconf_cell struct above.
  */
 static int of_get_drconf_memory(struct device_node *memory, const u32 **dm)
@@ -398,15 +398,15 @@ static int of_get_drconf_memory(struct device_node *memory, const u32 **dm)
 }
 
 /*
- * Retreive and validate the ibm,lmb-size property for drconf memory
+ * Retreive and validate the ibm,memblock-size property for drconf memory
  * from the device tree.
  */
-static u64 of_get_lmb_size(struct device_node *memory)
+static u64 of_get_memblock_size(struct device_node *memory)
 {
         const u32 *prop;
         u32 len;
 
-        prop = of_get_property(memory, "ibm,lmb-size", &len);
+        prop = of_get_property(memory, "ibm,memblock-size", &len);
         if (!prop || len < sizeof(unsigned int))
                 return 0;
 
@@ -540,19 +540,19 @@ static unsigned long __init numa_enforce_memory_limit(unsigned long start,
                                                       unsigned long size)
 {
         /*
-         * We use lmb_end_of_DRAM() in here instead of memory_limit because
+         * We use memblock_end_of_DRAM() in here instead of memory_limit because
          * we've already adjusted it for the limit and it takes care of
          * having memory holes below the limit.  Also, in the case of
          * iommu_is_off, memory_limit is not set but is implicitly enforced.
          */
 
-        if (start + size <= lmb_end_of_DRAM())
+        if (start + size <= memblock_end_of_DRAM())
                 return size;
 
-        if (start >= lmb_end_of_DRAM())
+        if (start >= memblock_end_of_DRAM())
                 return 0;
 
-        return lmb_end_of_DRAM() - start;
+        return memblock_end_of_DRAM() - start;
 }
 
 /*
@@ -562,7 +562,7 @@ static unsigned long __init numa_enforce_memory_limit(unsigned long start,
 static inline int __init read_usm_ranges(const u32 **usm)
 {
         /*
-         * For each lmb in ibm,dynamic-memory a corresponding
+         * For each memblock in ibm,dynamic-memory a corresponding
          * entry in linux,drconf-usable-memory property contains
          * a counter followed by that many (base, size) duple.
          * read the counter from linux,drconf-usable-memory
@@ -578,7 +578,7 @@ static void __init parse_drconf_memory(struct device_node *memory)
 {
         const u32 *dm, *usm;
         unsigned int n, rc, ranges, is_kexec_kdump = 0;
-        unsigned long lmb_size, base, size, sz;
+        unsigned long memblock_size, base, size, sz;
         int nid;
         struct assoc_arrays aa;
 
@@ -586,8 +586,8 @@ static void __init parse_drconf_memory(struct device_node *memory)
         if (!n)
                 return;
 
-        lmb_size = of_get_lmb_size(memory);
-        if (!lmb_size)
+        memblock_size = of_get_memblock_size(memory);
+        if (!memblock_size)
                 return;
 
         rc = of_get_assoc_arrays(memory, &aa);
@@ -611,7 +611,7 @@ static void __init parse_drconf_memory(struct device_node *memory)
                         continue;
 
                 base = drmem.base_addr;
-                size = lmb_size;
+                size = memblock_size;
                 ranges = 1;
 
                 if (is_kexec_kdump) {
@@ -731,7 +731,7 @@ new_range:
         }
 
         /*
-         * Now do the same thing for each LMB listed in the ibm,dynamic-memory
+         * Now do the same thing for each MEMBLOCK listed in the ibm,dynamic-memory
          * property in the ibm,dynamic-reconfiguration-memory node.
          */
         memory = of_find_node_by_path("/ibm,dynamic-reconfiguration-memory");
@@ -743,8 +743,8 @@ new_range:
 
 static void __init setup_nonnuma(void)
 {
-        unsigned long top_of_ram = lmb_end_of_DRAM();
-        unsigned long total_ram = lmb_phys_mem_size();
+        unsigned long top_of_ram = memblock_end_of_DRAM();
+        unsigned long total_ram = memblock_phys_mem_size();
         unsigned long start_pfn, end_pfn;
         unsigned int i, nid = 0;
 
@@ -753,9 +753,9 @@ static void __init setup_nonnuma(void)
         printk(KERN_DEBUG "Memory hole size: %ldMB\n",
                (top_of_ram - total_ram) >> 20);
 
-        for (i = 0; i < lmb.memory.cnt; ++i) {
-                start_pfn = lmb.memory.region[i].base >> PAGE_SHIFT;
-                end_pfn = start_pfn + lmb_size_pages(&lmb.memory, i);
+        for (i = 0; i < memblock.memory.cnt; ++i) {
+                start_pfn = memblock.memory.region[i].base >> PAGE_SHIFT;
+                end_pfn = start_pfn + memblock_size_pages(&memblock.memory, i);
 
                 fake_numa_create_new_node(end_pfn, &nid);
                 add_active_range(nid, start_pfn, end_pfn);
@@ -813,7 +813,7 @@ static void __init dump_numa_memory_topology(void)
 
                 count = 0;
 
-                for (i = 0; i < lmb_end_of_DRAM();
+                for (i = 0; i < memblock_end_of_DRAM();
                      i += (1 << SECTION_SIZE_BITS)) {
                         if (early_pfn_to_nid(i >> PAGE_SHIFT) == node) {
                                 if (count == 0)
@@ -833,7 +833,7 @@ static void __init dump_numa_memory_topology(void)
 }
 
 /*
- * Allocate some memory, satisfying the lmb or bootmem allocator where
+ * Allocate some memory, satisfying the memblock or bootmem allocator where
  * required. nid is the preferred node and end is the physical address of
  * the highest address in the node.
  *
@@ -847,11 +847,11 @@ static void __init *careful_zallocation(int nid, unsigned long size,
         int new_nid;
         unsigned long ret_paddr;
 
-        ret_paddr = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
+        ret_paddr = __memblock_alloc_base(size, align, end_pfn << PAGE_SHIFT);
 
         /* retry over all memory */
         if (!ret_paddr)
-                ret_paddr = __lmb_alloc_base(size, align, lmb_end_of_DRAM());
+                ret_paddr = __memblock_alloc_base(size, align, memblock_end_of_DRAM());
 
         if (!ret_paddr)
                 panic("numa.c: cannot allocate %lu bytes for node %d",
@@ -861,14 +861,14 @@ static void __init *careful_zallocation(int nid, unsigned long size,
 
         /*
          * We initialize the nodes in numeric order: 0, 1, 2...
-         * and hand over control from the LMB allocator to the
+         * and hand over control from the MEMBLOCK allocator to the
          * bootmem allocator.  If this function is called for
          * node 5, then we know that all nodes <5 are using the
-         * bootmem allocator instead of the LMB allocator.
+         * bootmem allocator instead of the MEMBLOCK allocator.
          *
          * So, check the nid from which this allocation came
          * and double check to see if we need to use bootmem
-         * instead of the LMB.  We don't free the LMB memory
+         * instead of the MEMBLOCK.  We don't free the MEMBLOCK memory
          * since it would be useless.
          */
         new_nid = early_pfn_to_nid(ret_paddr >> PAGE_SHIFT);
@@ -893,9 +893,9 @@ static void mark_reserved_regions_for_nid(int nid)
         struct pglist_data *node = NODE_DATA(nid);
         int i;
 
-        for (i = 0; i < lmb.reserved.cnt; i++) {
-                unsigned long physbase = lmb.reserved.region[i].base;
-                unsigned long size = lmb.reserved.region[i].size;
+        for (i = 0; i < memblock.reserved.cnt; i++) {
+                unsigned long physbase = memblock.reserved.region[i].base;
+                unsigned long size = memblock.reserved.region[i].size;
                 unsigned long start_pfn = physbase >> PAGE_SHIFT;
                 unsigned long end_pfn = PFN_UP(physbase + size);
                 struct node_active_region node_ar;
@@ -903,7 +903,7 @@ static void mark_reserved_regions_for_nid(int nid)
                                              node->node_spanned_pages;
 
                 /*
-                 * Check to make sure that this lmb.reserved area is
+                 * Check to make sure that this memblock.reserved area is
                  * within the bounds of the node that we care about.
                  * Checking the nid of the start and end points is not
                  * sufficient because the reserved area could span the
@@ -961,7 +961,7 @@ void __init do_init_bootmem(void)
         int nid;
 
         min_low_pfn = 0;
-        max_low_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
+        max_low_pfn = memblock_end_of_DRAM() >> PAGE_SHIFT;
         max_pfn = max_low_pfn;
 
         if (parse_numa_properties())
@@ -1038,7 +1038,7 @@ void __init paging_init(void)
 {
         unsigned long max_zone_pfns[MAX_NR_ZONES];
         memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
-        max_zone_pfns[ZONE_DMA] = lmb_end_of_DRAM() >> PAGE_SHIFT;
+        max_zone_pfns[ZONE_DMA] = memblock_end_of_DRAM() >> PAGE_SHIFT;
         free_area_init_nodes(max_zone_pfns);
 }
 
@@ -1072,7 +1072,7 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
 {
         const u32 *dm;
         unsigned int drconf_cell_cnt, rc;
-        unsigned long lmb_size;
+        unsigned long memblock_size;
         struct assoc_arrays aa;
         int nid = -1;
 
@@ -1080,8 +1080,8 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
         if (!drconf_cell_cnt)
                 return -1;
 
-        lmb_size = of_get_lmb_size(memory);
-        if (!lmb_size)
+        memblock_size = of_get_memblock_size(memory);
+        if (!memblock_size)
                 return -1;
 
         rc = of_get_assoc_arrays(memory, &aa);
@@ -1100,7 +1100,7 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
                         continue;
 
                 if ((scn_addr < drmem.base_addr)
-                    || (scn_addr >= (drmem.base_addr + lmb_size)))
+                    || (scn_addr >= (drmem.base_addr + memblock_size)))
                         continue;
 
                 nid = of_drconf_to_nid_single(&drmem, &aa);
@@ -1113,7 +1113,7 @@ static int hot_add_drconf_scn_to_nid(struct device_node *memory,
 /*
  * Find the node associated with a hot added memory section for memory
  * represented in the device tree as a node (i.e. memory@XXXX) for
- * each lmb.
+ * each memblock.
  */
 int hot_add_node_scn_to_nid(unsigned long scn_addr)
 {
@@ -1154,8 +1154,8 @@ int hot_add_node_scn_to_nid(unsigned long scn_addr)
 
 /*
  * Find the node associated with a hot added memory section.  Section
- * corresponds to a SPARSEMEM section, not an LMB.  It is assumed that
- * sections are fully contained within a single LMB.
+ * corresponds to a SPARSEMEM section, not an MEMBLOCK.  It is assumed that
+ * sections are fully contained within a single MEMBLOCK.
  */
 int hot_add_scn_to_nid(unsigned long scn_addr)
 {
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index 9fc02dc72ce9..a87ead0138b4 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -26,7 +26,7 @@
 #include <linux/vmalloc.h>
 #include <linux/init.h>
 #include <linux/highmem.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/slab.h>
 
 #include <asm/pgtable.h>
@@ -115,11 +115,7 @@ pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
 {
         struct page *ptepage;
 
-#ifdef CONFIG_HIGHPTE
-        gfp_t flags = GFP_KERNEL | __GFP_HIGHMEM | __GFP_REPEAT | __GFP_ZERO;
-#else
         gfp_t flags = GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO;
-#endif
 
         ptepage = alloc_pages(flags, 0);
         if (!ptepage)
@@ -202,7 +198,7 @@ __ioremap_caller(phys_addr_t addr, unsigned long size, unsigned long flags,
          * mem_init() sets high_memory so only do the check after that.
          */
         if (mem_init_done && (p < virt_to_phys(high_memory)) &&
-            !(__allow_ioremap_reserved && lmb_is_region_reserved(p, size))) {
+            !(__allow_ioremap_reserved && memblock_is_region_reserved(p, size))) {
                 printk("__ioremap(): phys addr 0x%llx is RAM lr %p\n",
                        (unsigned long long)p, __builtin_return_address(0));
                 return NULL;
@@ -335,7 +331,7 @@ void __init mapin_ram(void)
                 s = mmu_mapin_ram(top);
                 __mapin_ram_chunk(s, top);
 
-                top = lmb_end_of_DRAM();
+                top = memblock_end_of_DRAM();
                 s = wii_mmu_mapin_mem2(top);
                 __mapin_ram_chunk(s, top);
         }
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
index d050fc8d9714..21d6dfab7942 100644
--- a/arch/powerpc/mm/pgtable_64.c
+++ b/arch/powerpc/mm/pgtable_64.c
@@ -34,7 +34,7 @@
 #include <linux/vmalloc.h>
 #include <linux/init.h>
 #include <linux/bootmem.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/slab.h>
 
 #include <asm/pgalloc.h>
@@ -67,7 +67,7 @@ static void *early_alloc_pgtable(unsigned long size)
         if (init_bootmem_done)
                 pt = __alloc_bootmem(size, size, __pa(MAX_DMA_ADDRESS));
         else
-                pt = __va(lmb_alloc_base(size, size,
+                pt = __va(memblock_alloc_base(size, size,
                                          __pa(MAX_DMA_ADDRESS)));
         memset(pt, 0, size);
 
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c
index f11c2cdcb0fe..f8a01829d64f 100644
--- a/arch/powerpc/mm/ppc_mmu_32.c
+++ b/arch/powerpc/mm/ppc_mmu_32.c
@@ -26,7 +26,7 @@
 #include <linux/mm.h>
 #include <linux/init.h>
 #include <linux/highmem.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/prom.h>
 #include <asm/mmu.h>
@@ -223,7 +223,7 @@ void __init MMU_init_hw(void)
          * Find some memory for the hash table.
          */
         if ( ppc_md.progress ) ppc_md.progress("hash:find piece", 0x322);
-        Hash = __va(lmb_alloc_base(Hash_size, Hash_size,
+        Hash = __va(memblock_alloc_base(Hash_size, Hash_size,
                                    __initial_memory_limit_addr));
         cacheable_memzero(Hash, Hash_size);
         _SDR1 = __pa(Hash) | SDR1_LOW_BITS;
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c
index 687fddaa24c5..446a01842a73 100644
--- a/arch/powerpc/mm/stab.c
+++ b/arch/powerpc/mm/stab.c
@@ -12,7 +12,7 @@
  *      2 of the License, or (at your option) any later version.
  */
 
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/pgtable.h>
 #include <asm/mmu.h>
@@ -252,7 +252,7 @@ void __init stabs_alloc(void)
                 if (cpu == 0)
                         continue; /* stab for CPU 0 is statically allocated */
 
-                newstab = lmb_alloc_base(HW_PAGE_SIZE, HW_PAGE_SIZE,
+                newstab = memblock_alloc_base(HW_PAGE_SIZE, HW_PAGE_SIZE,
                                          1<<SID_SHIFT);
                 newstab = (unsigned long)__va(newstab);
 
diff --git a/arch/powerpc/mm/tlb_nohash.c b/arch/powerpc/mm/tlb_nohash.c
index e81d5d67f834..d8695b02a968 100644
--- a/arch/powerpc/mm/tlb_nohash.c
+++ b/arch/powerpc/mm/tlb_nohash.c
@@ -34,7 +34,7 @@
 #include <linux/pagemap.h>
 #include <linux/preempt.h>
 #include <linux/spinlock.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/tlbflush.h>
 #include <asm/tlb.h>
@@ -426,7 +426,7 @@ static void __early_init_mmu(int boot_cpu)
         /* Set the global containing the top of the linear mapping
          * for use by the TLB miss code
          */
-        linear_map_top = lmb_end_of_DRAM();
+        linear_map_top = memblock_end_of_DRAM();
 
         /* A sync won't hurt us after mucking around with
          * the MMU configuration
diff --git a/arch/powerpc/platforms/85xx/corenet_ds.c b/arch/powerpc/platforms/85xx/corenet_ds.c
index 534c2ecc89d9..2ab338c9ac37 100644
--- a/arch/powerpc/platforms/85xx/corenet_ds.c
+++ b/arch/powerpc/platforms/85xx/corenet_ds.c
@@ -16,7 +16,7 @@
 #include <linux/kdev_t.h>
 #include <linux/delay.h>
 #include <linux/interrupt.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/system.h>
 #include <asm/time.h>
@@ -100,7 +100,7 @@ void __init corenet_ds_setup_arch(void)
 #endif
 
 #ifdef CONFIG_SWIOTLB
-        if (lmb_end_of_DRAM() > max) {
+        if (memblock_end_of_DRAM() > max) {
                 ppc_swiotlb_enable = 1;
                 set_pci_dma_ops(&swiotlb_dma_ops);
                 ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
diff --git a/arch/powerpc/platforms/85xx/mpc8536_ds.c b/arch/powerpc/platforms/85xx/mpc8536_ds.c
index 004b7d36cdb7..f79f2f102141 100644
--- a/arch/powerpc/platforms/85xx/mpc8536_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc8536_ds.c
@@ -17,7 +17,7 @@
 #include <linux/seq_file.h>
 #include <linux/interrupt.h>
 #include <linux/of_platform.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/system.h>
 #include <asm/time.h>
@@ -94,7 +94,7 @@ static void __init mpc8536_ds_setup_arch(void)
 #endif
 
 #ifdef CONFIG_SWIOTLB
-        if (lmb_end_of_DRAM() > max) {
+        if (memblock_end_of_DRAM() > max) {
                 ppc_swiotlb_enable = 1;
                 set_pci_dma_ops(&swiotlb_dma_ops);
                 ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
index 544011a562fb..8190bc25bf27 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
@@ -20,7 +20,7 @@
 #include <linux/seq_file.h>
 #include <linux/interrupt.h>
 #include <linux/of_platform.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/system.h>
 #include <asm/time.h>
@@ -190,7 +190,7 @@ static void __init mpc85xx_ds_setup_arch(void)
 #endif
 
 #ifdef CONFIG_SWIOTLB
-        if (lmb_end_of_DRAM() > max) {
+        if (memblock_end_of_DRAM() > max) {
                 ppc_swiotlb_enable = 1;
                 set_pci_dma_ops(&swiotlb_dma_ops);
                 ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
index 8fe87fc61485..494513682d70 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c
@@ -33,7 +33,7 @@
 #include <linux/of_platform.h>
 #include <linux/of_device.h>
 #include <linux/phy.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/system.h>
 #include <asm/atomic.h>
@@ -325,7 +325,7 @@ static void __init mpc85xx_mds_setup_arch(void)
 #endif  /* CONFIG_QUICC_ENGINE */
 
 #ifdef CONFIG_SWIOTLB
-        if (lmb_end_of_DRAM() > max) {
+        if (memblock_end_of_DRAM() > max) {
                 ppc_swiotlb_enable = 1;
                 set_pci_dma_ops(&swiotlb_dma_ops);
                 ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 2aa69a69bcc8..b11c3535f350 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -19,7 +19,7 @@
 #include <linux/delay.h>
 #include <linux/seq_file.h>
 #include <linux/of_platform.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/system.h>
 #include <asm/time.h>
@@ -103,7 +103,7 @@ mpc86xx_hpcn_setup_arch(void)
 #endif
 
 #ifdef CONFIG_SWIOTLB
-        if (lmb_end_of_DRAM() > max) {
+        if (memblock_end_of_DRAM() > max) {
                 ppc_swiotlb_enable = 1;
                 set_pci_dma_ops(&swiotlb_dma_ops);
                 ppc_md.pci_dma_dev_setup = pci_dma_dev_setup_swiotlb;
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index 4326b737d913..3712900471ba 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -29,7 +29,7 @@
 #include <linux/of.h>
 #include <linux/of_platform.h>
 #include <linux/slab.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/prom.h>
 #include <asm/iommu.h>
@@ -845,10 +845,10 @@ static int __init cell_iommu_init_disabled(void)
         /* If we found a DMA window, we check if it's big enough to enclose
          * all of physical memory. If not, we force enable IOMMU
          */
-        if (np && size < lmb_end_of_DRAM()) {
+        if (np && size < memblock_end_of_DRAM()) {
                 printk(KERN_WARNING "iommu: force-enabled, dma window"
                        " (%ldMB) smaller than total memory (%lldMB)\n",
-                       size >> 20, lmb_end_of_DRAM() >> 20);
+                       size >> 20, memblock_end_of_DRAM() >> 20);
                 return -ENODEV;
         }
 
@@ -1064,7 +1064,7 @@ static int __init cell_iommu_fixed_mapping_init(void)
         }
 
         fbase = _ALIGN_UP(fbase, 1 << IO_SEGMENT_SHIFT);
-        fsize = lmb_phys_mem_size();
+        fsize = memblock_phys_mem_size();
 
         if ((fbase + fsize) <= 0x800000000ul)
                 hbase = 0; /* use the device tree window */
@@ -1169,7 +1169,7 @@ static int __init cell_iommu_init(void)
          * Note: should we make sure we have the IOMMU actually disabled ?
          */
         if (iommu_is_off ||
-            (!iommu_force_on && lmb_end_of_DRAM() <= 0x80000000ull))
+            (!iommu_force_on && memblock_end_of_DRAM() <= 0x80000000ull))
                 if (cell_iommu_init_disabled() == 0)
                         goto bail;
 
diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c
index 174a04ac4806..5cdcc7c8d973 100644
--- a/arch/powerpc/platforms/embedded6xx/wii.c
+++ b/arch/powerpc/platforms/embedded6xx/wii.c
@@ -20,7 +20,7 @@
 #include <linux/seq_file.h>
 #include <linux/kexec.h>
 #include <linux/of_platform.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <mm/mmu_decl.h>
 
 #include <asm/io.h>
@@ -65,7 +65,7 @@ static int __init page_aligned(unsigned long x)
 
 void __init wii_memory_fixups(void)
 {
-        struct lmb_property *p = lmb.memory.region;
+        struct memblock_property *p = memblock.memory.region;
 
         /*
          * This is part of a workaround to allow the use of two
@@ -77,7 +77,7 @@ void __init wii_memory_fixups(void)
          * between both ranges.
          */
 
-        BUG_ON(lmb.memory.cnt != 2);
+        BUG_ON(memblock.memory.cnt != 2);
         BUG_ON(!page_aligned(p[0].base) || !page_aligned(p[1].base));
 
         p[0].size = _ALIGN_DOWN(p[0].size, PAGE_SIZE);
@@ -92,11 +92,11 @@ void __init wii_memory_fixups(void)
 
         p[0].size += wii_hole_size + p[1].size;
 
-        lmb.memory.cnt = 1;
-        lmb_analyze();
+        memblock.memory.cnt = 1;
+        memblock_analyze();
 
         /* reserve the hole */
-        lmb_reserve(wii_hole_start, wii_hole_size);
+        memblock_reserve(wii_hole_start, wii_hole_size);
 
         /* allow ioremapping the address space in the hole */
         __allow_ioremap_reserved = 1;
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 3fc2e6494b8b..ab3962b0d246 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -445,7 +445,11 @@ void __init iSeries_pcibios_fixup_resources(struct pci_dev *pdev)
         }
 
         allocate_device_bars(pdev);
-        iseries_device_information(pdev, bus, *sub_bus);
+        if (likely(sub_bus))
+                iseries_device_information(pdev, bus, *sub_bus);
+        else
+                printk(KERN_ERR "PCI: Device node %s has missing or invalid "
+                                "linux,subbus property\n", node->full_name);
 }
 
 /*
diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c
index 39df70529d29..3fff8d979b41 100644
--- a/arch/powerpc/platforms/maple/setup.c
+++ b/arch/powerpc/platforms/maple/setup.c
@@ -41,7 +41,7 @@
 #include <linux/smp.h>
 #include <linux/bitops.h>
 #include <linux/of_device.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/processor.h>
 #include <asm/sections.h>
diff --git a/arch/powerpc/platforms/pasemi/iommu.c b/arch/powerpc/platforms/pasemi/iommu.c
index 7b1d608ea3c8..1f9fb2c57761 100644
--- a/arch/powerpc/platforms/pasemi/iommu.c
+++ b/arch/powerpc/platforms/pasemi/iommu.c
@@ -204,7 +204,7 @@ int __init iob_init(struct device_node *dn)
         pr_debug(" -> %s\n", __func__);
 
         /* Allocate a spare page to map all invalid IOTLB pages. */
-        tmp = lmb_alloc(IOBMAP_PAGE_SIZE, IOBMAP_PAGE_SIZE);
+        tmp = memblock_alloc(IOBMAP_PAGE_SIZE, IOBMAP_PAGE_SIZE);
         if (!tmp)
                 panic("IOBMAP: Cannot allocate spare page!");
         /* Empty l1 is marked invalid */
@@ -275,7 +275,7 @@ void __init alloc_iobmap_l2(void)
         return;
 #endif
         /* For 2G space, 8x64 pages (2^21 bytes) is max total l2 size */
-        iob_l2_base = (u32 *)abs_to_virt(lmb_alloc_base(1UL<<21, 1UL<<21, 0x80000000));
+        iob_l2_base = (u32 *)abs_to_virt(memblock_alloc_base(1UL<<21, 1UL<<21, 0x80000000));
 
         printk(KERN_INFO "IOBMAP L2 allocated at: %p\n", iob_l2_base);
 }
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c
index f1d0132ebcc7..9deb274841f1 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -51,7 +51,7 @@
 #include <linux/suspend.h>
 #include <linux/of_device.h>
 #include <linux/of_platform.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/reg.h>
 #include <asm/sections.h>
@@ -619,7 +619,7 @@ static int __init pmac_probe(void)
          * driver needs that. We have to allocate it now. We allocate 4k
          * (1 small page) for now.
          */
-        smu_cmdbuf_abs = lmb_alloc_base(4096, 4096, 0x80000000UL);
+        smu_cmdbuf_abs = memblock_alloc_base(4096, 4096, 0x80000000UL);
 #endif /* CONFIG_PMAC_SMU */
 
         return 1;
diff --git a/arch/powerpc/platforms/ps3/htab.c b/arch/powerpc/platforms/ps3/htab.c
index 1e8a1e39dfe8..2c0ed87f2024 100644
--- a/arch/powerpc/platforms/ps3/htab.c
+++ b/arch/powerpc/platforms/ps3/htab.c
@@ -19,7 +19,7 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 
 #include <asm/machdep.h>
 #include <asm/prom.h>
diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c
index 7925751e464a..c2045880e674 100644
--- a/arch/powerpc/platforms/ps3/mm.c
+++ b/arch/powerpc/platforms/ps3/mm.c
@@ -21,7 +21,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/memory_hotplug.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/slab.h>
 
 #include <asm/cell-regs.h>
@@ -318,8 +318,8 @@ static int __init ps3_mm_add_memory(void)
                 return result;
         }
 
-        lmb_add(start_addr, map.r1.size);
-        lmb_analyze();
+        memblock_add(start_addr, map.r1.size);
+        memblock_analyze();
 
         result = online_pages(start_pfn, nr_pages);
 
diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c
index dd521a181f23..5b759b669598 100644
--- a/arch/powerpc/platforms/ps3/os-area.c
+++ b/arch/powerpc/platforms/ps3/os-area.c
@@ -24,7 +24,7 @@
 #include <linux/fs.h>
 #include <linux/syscalls.h>
 #include <linux/ctype.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/of.h>
 #include <linux/slab.h>
 
@@ -723,7 +723,7 @@ static void os_area_queue_work(void)
  * flash to a high address in the boot memory region and then puts that RAM
  * address and the byte count into the repository for retrieval by the guest.
  * We copy the data we want into a static variable and allow the memory setup
- * by the HV to be claimed by the lmb manager.
+ * by the HV to be claimed by the memblock manager.
  *
  * The os area mirror will not be available to a second stage kernel, and
  * the header verify will fail.  In this case, the saved_params values will
diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c b/arch/powerpc/platforms/pseries/hotplug-memory.c
index 01e7b5bb3c1d..deab5f946090 100644
--- a/arch/powerpc/platforms/pseries/hotplug-memory.c
+++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
@@ -10,14 +10,14 @@
  */
 
 #include <linux/of.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/vmalloc.h>
 #include <asm/firmware.h>
 #include <asm/machdep.h>
 #include <asm/pSeries_reconfig.h>
 #include <asm/sparsemem.h>
 
-static int pseries_remove_lmb(unsigned long base, unsigned int lmb_size)
+static int pseries_remove_memblock(unsigned long base, unsigned int memblock_size)
 {
         unsigned long start, start_pfn;
         struct zone *zone;
@@ -26,7 +26,7 @@ static int pseries_remove_lmb(unsigned long base, unsigned int lmb_size)
         start_pfn = base >> PAGE_SHIFT;
 
         if (!pfn_valid(start_pfn)) {
-                lmb_remove(base, lmb_size);
+                memblock_remove(base, memblock_size);
                 return 0;
         }
 
@@ -41,20 +41,20 @@ static int pseries_remove_lmb(unsigned long base, unsigned int lmb_size)
          * to sysfs "state" file and we can't remove sysfs entries
          * while writing to it. So we have to defer it to here.
          */
-        ret = __remove_pages(zone, start_pfn, lmb_size >> PAGE_SHIFT);
+        ret = __remove_pages(zone, start_pfn, memblock_size >> PAGE_SHIFT);
         if (ret)
                 return ret;
 
         /*
          * Update memory regions for memory remove
          */
-        lmb_remove(base, lmb_size);
+        memblock_remove(base, memblock_size);
 
         /*
          * Remove htab bolted mappings for this section of memory
          */
         start = (unsigned long)__va(base);
-        ret = remove_section_mapping(start, start + lmb_size);
+        ret = remove_section_mapping(start, start + memblock_size);
 
         /* Ensure all vmalloc mappings are flushed in case they also
          * hit that section of memory
@@ -69,7 +69,7 @@ static int pseries_remove_memory(struct device_node *np)
         const char *type;
         const unsigned int *regs;
         unsigned long base;
-        unsigned int lmb_size;
+        unsigned int memblock_size;
         int ret = -EINVAL;
 
         /*
@@ -80,16 +80,16 @@ static int pseries_remove_memory(struct device_node *np)
                 return 0;
 
         /*
-         * Find the bae address and size of the lmb
+         * Find the bae address and size of the memblock
          */
         regs = of_get_property(np, "reg", NULL);
         if (!regs)
                 return ret;
 
         base = *(unsigned long *)regs;
-        lmb_size = regs[3];
+        memblock_size = regs[3];
 
-        ret = pseries_remove_lmb(base, lmb_size);
+        ret = pseries_remove_memblock(base, memblock_size);
         return ret;
 }
 
@@ -98,7 +98,7 @@ static int pseries_add_memory(struct device_node *np)
         const char *type;
         const unsigned int *regs;
         unsigned long base;
-        unsigned int lmb_size;
+        unsigned int memblock_size;
         int ret = -EINVAL;
 
         /*
@@ -109,43 +109,43 @@ static int pseries_add_memory(struct device_node *np)
                 return 0;
 
         /*
-         * Find the base and size of the lmb
+         * Find the base and size of the memblock
          */
         regs = of_get_property(np, "reg", NULL);
         if (!regs)
                 return ret;
 
         base = *(unsigned long *)regs;
-        lmb_size = regs[3];
+        memblock_size = regs[3];
 
         /*
          * Update memory region to represent the memory add
          */
-        ret = lmb_add(base, lmb_size);
+        ret = memblock_add(base, memblock_size);
         return (ret < 0) ? -EINVAL : 0;
 }
 
 static int pseries_drconf_memory(unsigned long *base, unsigned int action)
 {
         struct device_node *np;
-        const unsigned long *lmb_size;
+        const unsigned long *memblock_size;
         int rc;
 
         np = of_find_node_by_path("/ibm,dynamic-reconfiguration-memory");
         if (!np)
                 return -EINVAL;
 
-        lmb_size = of_get_property(np, "ibm,lmb-size", NULL);
-        if (!lmb_size) {
+        memblock_size = of_get_property(np, "ibm,memblock-size", NULL);
+        if (!memblock_size) {
                 of_node_put(np);
                 return -EINVAL;
         }
 
         if (action == PSERIES_DRCONF_MEM_ADD) {
-                rc = lmb_add(*base, *lmb_size);
+                rc = memblock_add(*base, *memblock_size);
                 rc = (rc < 0) ? -EINVAL : 0;
         } else if (action == PSERIES_DRCONF_MEM_REMOVE) {
-                rc = pseries_remove_lmb(*base, *lmb_size);
+                rc = pseries_remove_memblock(*base, *memblock_size);
         } else {
                 rc = -EINVAL;
         }
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index d26182d42cbf..395848e30c52 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -66,7 +66,7 @@ static int tce_build_pSeries(struct iommu_table *tbl, long index,
         tcep = ((u64 *)tbl->it_base) + index;
 
         while (npages--) {
-                /* can't move this out since we might cross LMB boundary */
+                /* can't move this out since we might cross MEMBLOCK boundary */
                 rpn = (virt_to_abs(uaddr)) >> TCE_SHIFT;
                 *tcep = proto_tce | (rpn & TCE_RPN_MASK) << TCE_RPN_SHIFT;
 
diff --git a/arch/powerpc/platforms/pseries/phyp_dump.c b/arch/powerpc/platforms/pseries/phyp_dump.c
index 7ebd9e88d369..6e7742da0072 100644
--- a/arch/powerpc/platforms/pseries/phyp_dump.c
+++ b/arch/powerpc/platforms/pseries/phyp_dump.c
@@ -255,12 +255,12 @@ void invalidate_last_dump(struct phyp_dump_header *ph, unsigned long addr)
 
 /* ------------------------------------------------- */
 /**
- * release_memory_range -- release memory previously lmb_reserved
+ * release_memory_range -- release memory previously memblock_reserved
  * @start_pfn: starting physical frame number
  * @nr_pages: number of pages to free.
  *
  * This routine will release memory that had been previously
- * lmb_reserved in early boot. The released memory becomes
+ * memblock_reserved in early boot. The released memory becomes
  * available for genreal use.
  */
 static void release_memory_range(unsigned long start_pfn,
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index c8b96ed7c015..559db2b846a9 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -36,7 +36,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/vmalloc.h>
 #include <linux/suspend.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/gfp.h>
 #include <asm/io.h>
 #include <asm/prom.h>
@@ -232,7 +232,7 @@ static int __init dart_init(struct device_node *dart_node)
          * that to work around what looks like a problem with the HT bridge
          * prefetching into invalid pages and corrupting data
          */
-        tmp = lmb_alloc(DART_PAGE_SIZE, DART_PAGE_SIZE);
+        tmp = memblock_alloc(DART_PAGE_SIZE, DART_PAGE_SIZE);
         dart_emptyval = DARTMAP_VALID | ((tmp >> DART_PAGE_SHIFT) &
                                          DARTMAP_RPNMASK);
 
@@ -407,7 +407,7 @@ void __init alloc_dart_table(void)
         if (iommu_is_off)
                 return;
 
-        if (!iommu_force_on && lmb_end_of_DRAM() <= 0x40000000ull)
+        if (!iommu_force_on && memblock_end_of_DRAM() <= 0x40000000ull)
                 return;
 
         /* 512 pages (2MB) is max DART tablesize. */
@@ -416,7 +416,7 @@ void __init alloc_dart_table(void)
          * will blow up an entire large page anyway in the kernel mapping
          */
         dart_tablebase = (unsigned long)
-                abs_to_virt(lmb_alloc_base(1UL<<24, 1UL<<24, 0x80000000L));
+                abs_to_virt(memblock_alloc_base(1UL<<24, 1UL<<24, 0x80000000L));
 
         printk(KERN_INFO "DART table allocated at: %lx\n", dart_tablebase);
 }
diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index a14760fe513a..356c6a0e1b23 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -23,7 +23,7 @@
 #include <linux/string.h>
 #include <linux/init.h>
 #include <linux/bootmem.h>
-#include <linux/lmb.h>
+#include <linux/memblock.h>
 #include <linux/log2.h>
 #include <linux/slab.h>
 
@@ -190,7 +190,7 @@ static void __init setup_pci_atmu(struct pci_controller *hose,
         pr_info("%s: PCICSRBAR @ 0x%x\n", name, pcicsrbar);
 
         /* Setup inbound mem window */
-        mem = lmb_end_of_DRAM();
+        mem = memblock_end_of_DRAM();
         sz = min(mem, paddr_lo);
         mem_log = __ilog2_u64(sz);
 
diff --git a/arch/powerpc/sysdev/micropatch.c b/arch/powerpc/sysdev/micropatch.c
index d8d602840757..c0bb76ef7242 100644
--- a/arch/powerpc/sysdev/micropatch.c
+++ b/arch/powerpc/sysdev/micropatch.c
@@ -4,6 +4,7 @@
  * also relocates SMC2, but this would require additional changes
  * to uart.c, so I am holding off on that for a moment.
  */
+#include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
@@ -16,6 +17,7 @@
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include <asm/8xx_immap.h>
+#include <asm/cpm.h>
 #include <asm/cpm1.h>
 
 /*
@@ -24,7 +26,7 @@
 
 #ifdef CONFIG_I2C_SPI_UCODE_PATCH
 
-uint patch_2000[] = {
+static uint patch_2000[] __initdata = {
         0x7FFFEFD9,
         0x3FFD0000,
         0x7FFB49F7,
@@ -143,7 +145,7 @@ uint patch_2000[] = {
         0x5F8247F8
 };
 
-uint patch_2f00[] = {
+static uint patch_2f00[] __initdata = {
         0x3E303430,
         0x34343737,
         0xABF7BF9B,
@@ -182,7 +184,7 @@ uint patch_2f00[] = {
 
 #ifdef CONFIG_I2C_SPI_SMC1_UCODE_PATCH
 
-uint patch_2000[] = {
+static uint patch_2000[] __initdata = {
         0x3fff0000,
         0x3ffd0000,
         0x3ffb0000,
@@ -505,7 +507,7 @@ uint patch_2000[] = {
         0x6079e2bb
 };
 
-uint patch_2f00[] = {
+static uint patch_2f00[] __initdata = {
         0x30303030,
         0x3e3e3434,
         0xabbf9b99,
@@ -572,7 +574,7 @@ uint patch_2f00[] = {
         0xf22f3f23
 };
 
-uint patch_2e00[] = {
+static uint patch_2e00[] __initdata = {
         0x27eeeeee,
         0xeeeeeeee,
         0xeeeeeeee,
@@ -598,7 +600,7 @@ uint patch_2e00[] = {
 
 #ifdef CONFIG_USB_SOF_UCODE_PATCH
 
-uint patch_2000[] = {
+static uint patch_2000[] __initdata = {
         0x7fff0000,
         0x7ffd0000,
         0x7ffb0000,
@@ -613,21 +615,25 @@ uint patch_2000[] = {
         0x60750000
 };
 
-uint patch_2f00[] = {
+static uint patch_2f00[] __initdata = {
         0x3030304c,
         0xcab9e441,
         0xa1aaf220
 };
 #endif
 
-void
-cpm_load_patch(cpm8xx_t *cp)
+void __init cpm_load_patch(cpm8xx_t *cp)
 {
         volatile uint           *dp;            /* Dual-ported RAM. */
         volatile cpm8xx_t       *commproc;
+#if defined(CONFIG_I2C_SPI_UCODE_PATCH) || \
+    defined(CONFIG_I2C_SPI_SMC1_UCODE_PATCH)
         volatile iic_t          *iip;
-        volatile spi_t          *spp;
+        volatile struct spi_pram *spp;
+#ifdef CONFIG_I2C_SPI_SMC1_UCODE_PATCH
         volatile smc_uart_t     *smp;
+#endif
+#endif
         int     i;
 
         commproc = cp;
@@ -668,8 +674,8 @@ cpm_load_patch(cpm8xx_t	*cp)
         /* Put SPI above the IIC, also 32-byte aligned.
         */
         i = (RPBASE + sizeof(iic_t) + 31) & ~31;
-        spp = (spi_t *)&commproc->cp_dparam[PROFF_SPI];
-        spp->spi_rpbase = i;
+        spp = (struct spi_pram *)&commproc->cp_dparam[PROFF_SPI];
+        spp->rpbase = i;
 
 # if defined(CONFIG_I2C_SPI_UCODE_PATCH)
         commproc->cp_cpmcr1 = 0x802a;
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 2102487612a4..20b73c025a45 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -1666,7 +1666,7 @@ static int mpic_resume(struct sys_device *dev)
                                mpic->save_data[i].dest);
 
 #ifdef CONFIG_MPIC_U3_HT_IRQS
-        {
+        if (mpic->fixups) {
                 struct mpic_irq_fixup *fixup = &mpic->fixups[i];
 
                 if (fixup->base) {