28 files changed, 59 insertions, 44 deletions

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index d4f7a6a163dc..7d8b7e94b93b 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -13,6 +13,7 @@ config SPARC
         bool
         default y
         select ARCH_MIGHT_HAVE_PC_PARPORT if SPARC64 && PCI
+        select ARCH_MIGHT_HAVE_PC_SERIO
         select OF
         select OF_PROMTREE
         select HAVE_IDE
@@ -26,7 +27,7 @@ config SPARC
         select RTC_DRV_M48T59
         select HAVE_DMA_ATTRS
         select HAVE_DMA_API_DEBUG
-        select HAVE_ARCH_JUMP_LABEL
+        select HAVE_ARCH_JUMP_LABEL if SPARC64
         select GENERIC_IRQ_SHOW
         select ARCH_WANT_IPC_PARSE_VERSION
         select GENERIC_PCI_IOMAP
@@ -152,10 +153,10 @@ config SMP
           a system with only one CPU, say N. If you have a system with more
           than one CPU, say Y.
 
-          If you say N here, the kernel will run on single and multiprocessor
+          If you say N here, the kernel will run on uni- and multiprocessor
           machines, but will use only one CPU of a multiprocessor machine. If
           you say Y here, the kernel will run on many, but not all,
-          singleprocessor machines. On a singleprocessor machine, the kernel
+          uniprocessor machines. On a uniprocessor machine, the kernel
           will run faster if you say N here.
 
           People using multiprocessor machines who say Y here should also say
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index bf390667657a..4b60a0c325ec 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -17,3 +17,4 @@ generic-y += trace_clock.h
 generic-y += types.h
 generic-y += word-at-a-time.h
 generic-y += preempt.h
+generic-y += hash.h
diff --git a/arch/sparc/include/asm/barrier_32.h b/arch/sparc/include/asm/barrier_32.h
index c1b76654ee76..ae69eda288f4 100644
--- a/arch/sparc/include/asm/barrier_32.h
+++ b/arch/sparc/include/asm/barrier_32.h
@@ -1,15 +1,7 @@
 #ifndef __SPARC_BARRIER_H
 #define __SPARC_BARRIER_H
 
-/* XXX Change this if we ever use a PSO mode kernel. */
-#define mb()    __asm__ __volatile__ ("" : : : "memory")
-#define rmb()   mb()
-#define wmb()   mb()
-#define read_barrier_depends()  do { } while(0)
-#define set_mb(__var, __value)  do { __var = __value; mb(); } while(0)
-#define smp_mb()        __asm__ __volatile__("":::"memory")
-#define smp_rmb()       __asm__ __volatile__("":::"memory")
-#define smp_wmb()       __asm__ __volatile__("":::"memory")
-#define smp_read_barrier_depends()      do { } while(0)
+#include <asm/processor.h> /* for nop() */
+#include <asm-generic/barrier.h>
 
 #endif /* !(__SPARC_BARRIER_H) */
diff --git a/arch/sparc/include/asm/barrier_64.h b/arch/sparc/include/asm/barrier_64.h
index 95d45986f908..b5aad964558e 100644
--- a/arch/sparc/include/asm/barrier_64.h
+++ b/arch/sparc/include/asm/barrier_64.h
@@ -53,4 +53,19 @@ do {	__asm__ __volatile__("ba,pt	%%xcc, 1f\n\t" \
 
 #define smp_read_barrier_depends()      do { } while(0)
 
+#define smp_store_release(p, v)                                         \
+do {                                                                    \
+        compiletime_assert_atomic_type(*p);                             \
+        barrier();                                                      \
+        ACCESS_ONCE(*p) = (v);                                          \
+} while (0)
+
+#define smp_load_acquire(p)                                             \
+({                                                                      \
+        typeof(*p) ___p1 = ACCESS_ONCE(*p);                             \
+        compiletime_assert_atomic_type(*p);                             \
+        barrier();                                                      \
+        ___p1;                                                          \
+})
+
 #endif /* !(__SPARC64_BARRIER_H) */
diff --git a/arch/sparc/include/uapi/asm/socket.h b/arch/sparc/include/uapi/asm/socket.h
index 0f21e9a5ca18..54d9608681b6 100644
--- a/arch/sparc/include/uapi/asm/socket.h
+++ b/arch/sparc/include/uapi/asm/socket.h
@@ -74,6 +74,8 @@
 
 #define SO_MAX_PACING_RATE      0x0031
 
+#define SO_BPF_EXTENSIONS       0x0032
+
 /* Security levels - as per NRL IPv6 - don't actually do anything */
 #define SO_SECURITY_AUTHENTICATION              0x5001
 #define SO_SECURITY_ENCRYPTION_TRANSPORT        0x5002
diff --git a/arch/sparc/include/uapi/asm/unistd.h b/arch/sparc/include/uapi/asm/unistd.h
index 62ced589bcf7..b73274fb961a 100644
--- a/arch/sparc/include/uapi/asm/unistd.h
+++ b/arch/sparc/include/uapi/asm/unistd.h
@@ -408,8 +408,10 @@
 #define __NR_kern_features      340
 #define __NR_kcmp               341
 #define __NR_finit_module       342
+#define __NR_sched_setattr      343
+#define __NR_sched_getattr      344
 
-#define NR_syscalls             343
+#define NR_syscalls             345
 
 /* Bitmask values returned from kern_features system call.  */
 #define KERN_FEATURE_MIXED_MODE_STACK   0x00000001
diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c
index cb5d272d658a..de1c844dfabc 100644
--- a/arch/sparc/kernel/cpumap.c
+++ b/arch/sparc/kernel/cpumap.c
@@ -6,7 +6,6 @@
 #include <linux/export.h>
 #include <linux/slab.h>
 #include <linux/kernel.h>
-#include <linux/init.h>
 #include <linux/cpumask.h>
 #include <linux/spinlock.h>
 #include <asm/cpudata.h>
diff --git a/arch/sparc/kernel/ebus.c b/arch/sparc/kernel/ebus.c
index e306fb08ee5e..acf8314cec48 100644
--- a/arch/sparc/kernel/ebus.c
+++ b/arch/sparc/kernel/ebus.c
@@ -7,7 +7,6 @@
 #include <linux/export.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
-#include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
 
diff --git a/arch/sparc/kernel/hvtramp.S b/arch/sparc/kernel/hvtramp.S
index 4eb1a5a1d544..b7ddcdd1dea9 100644
--- a/arch/sparc/kernel/hvtramp.S
+++ b/arch/sparc/kernel/hvtramp.S
@@ -3,7 +3,6 @@
  * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
  */
 
-#include <linux/init.h>
 
 #include <asm/thread_info.h>
 #include <asm/hypervisor.h>
diff --git a/arch/sparc/kernel/of_device_common.c b/arch/sparc/kernel/of_device_common.c
index de199bf0cb05..3241f56331c2 100644
--- a/arch/sparc/kernel/of_device_common.c
+++ b/arch/sparc/kernel/of_device_common.c
@@ -1,7 +1,6 @@
 #include <linux/string.h>
 #include <linux/kernel.h>
 #include <linux/of.h>
-#include <linux/init.h>
 #include <linux/export.h>
 #include <linux/mod_devicetable.h>
 #include <linux/errno.h>
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index cb021453de2a..1555bbcae1ee 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -392,7 +392,7 @@ static void apb_fake_ranges(struct pci_dev *dev,
         res->flags = IORESOURCE_IO;
         region.start = (first << 21);
         region.end = (last << 21) + ((1 << 21) - 1);
-        pcibios_bus_to_resource(dev, res, &region);
+        pcibios_bus_to_resource(dev->bus, res, &region);
 
         pci_read_config_byte(dev, APB_MEM_ADDRESS_MAP, &map);
         apb_calc_first_last(map, &first, &last);
@@ -400,7 +400,7 @@ static void apb_fake_ranges(struct pci_dev *dev,
         res->flags = IORESOURCE_MEM;
         region.start = (first << 29);
         region.end = (last << 29) + ((1 << 29) - 1);
-        pcibios_bus_to_resource(dev, res, &region);
+        pcibios_bus_to_resource(dev->bus, res, &region);
 }
 
 static void pci_of_scan_bus(struct pci_pbm_info *pbm,
@@ -491,7 +491,7 @@ static void of_scan_pci_bridge(struct pci_pbm_info *pbm,
                 res->flags = flags;
                 region.start = GET_64BIT(ranges, 1);
                 region.end = region.start + size - 1;
-                pcibios_bus_to_resource(dev, res, &region);
+                pcibios_bus_to_resource(dev->bus, res, &region);
         }
 after_ranges:
         sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus),
@@ -1005,6 +1005,5 @@ static int __init of_pci_slot_init(void)
 
         return 0;
 }
-
-module_init(of_pci_slot_init);
+device_initcall(of_pci_slot_init);
 #endif
diff --git a/arch/sparc/kernel/pci_common.c b/arch/sparc/kernel/pci_common.c
index a6895987fb70..944a06536ecc 100644
--- a/arch/sparc/kernel/pci_common.c
+++ b/arch/sparc/kernel/pci_common.c
@@ -5,7 +5,6 @@
 
 #include <linux/string.h>
 #include <linux/slab.h>
-#include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/device.h>
 #include <linux/of_device.h>
diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c
index fdd819dfdacf..510baec1b69b 100644
--- a/arch/sparc/kernel/process_32.c
+++ b/arch/sparc/kernel/process_32.c
@@ -22,7 +22,6 @@
 #include <linux/reboot.h>
 #include <linux/delay.h>
 #include <linux/pm.h>
-#include <linux/init.h>
 #include <linux/slab.h>
 
 #include <asm/auxio.h>
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index 32a280ec38c1..d7b4967f8fa6 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -58,9 +58,12 @@ void arch_cpu_idle(void)
 {
         if (tlb_type != hypervisor) {
                 touch_nmi_watchdog();
+                local_irq_enable();
         } else {
                 unsigned long pstate;
 
+                local_irq_enable();
+
                 /* The sun4v sleeping code requires that we have PSTATE.IE cleared over
                  * the cpu sleep hypervisor call.
                  */
@@ -82,7 +85,6 @@ void arch_cpu_idle(void)
                         : "=&r" (pstate)
                         : "i" (PSTATE_IE));
         }
-        local_irq_enable();
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
diff --git a/arch/sparc/kernel/sparc_ksyms_32.c b/arch/sparc/kernel/sparc_ksyms_32.c
index e521c54560f9..bf4ccb10a78c 100644
--- a/arch/sparc/kernel/sparc_ksyms_32.c
+++ b/arch/sparc/kernel/sparc_ksyms_32.c
@@ -6,7 +6,6 @@
  */
 
 #include <linux/module.h>
-#include <linux/init.h>
 
 #include <asm/pgtable.h>
 #include <asm/uaccess.h>
diff --git a/arch/sparc/kernel/sparc_ksyms_64.c b/arch/sparc/kernel/sparc_ksyms_64.c
index 9f5e24ddcc70..a92d5d2c46a3 100644
--- a/arch/sparc/kernel/sparc_ksyms_64.c
+++ b/arch/sparc/kernel/sparc_ksyms_64.c
@@ -7,7 +7,6 @@
 
 #include <linux/export.h>
 #include <linux/pci.h>
-#include <linux/init.h>
 #include <linux/bitops.h>
 
 #include <asm/cpudata.h>
diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S
index 87729fff13b9..33a17e7b3ccd 100644
--- a/arch/sparc/kernel/syscalls.S
+++ b/arch/sparc/kernel/syscalls.S
@@ -189,7 +189,8 @@ linux_sparc_syscall32:
          mov    %i0, %l5                                ! IEU1
 5:      call    %l7                                     ! CTI   Group brk forced
          srl    %i5, 0, %o5                             ! IEU1
-        ba,a,pt %xcc, 3f
+        ba,pt   %xcc, 3f
+         sra    %o0, 0, %o0
 
         /* Linux native system calls enter here... */
         .align  32
@@ -217,7 +218,6 @@ linux_sparc_syscall:
 3:      stx     %o0, [%sp + PTREGS_OFF + PT_V9_I0]
 ret_sys_call:
         ldx     [%sp + PTREGS_OFF + PT_V9_TSTATE], %g3
-        sra     %o0, 0, %o0
         mov     %ulo(TSTATE_XCARRY | TSTATE_ICARRY), %g2
         sllx    %g2, 32, %g2
 
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index 7b87171ecf1e..151ace8766cc 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -85,4 +85,4 @@ sys_call_table:
 /*325*/ .long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init
 /*330*/ .long sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
 /*335*/ .long sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev
-/*340*/ .long sys_ni_syscall, sys_kcmp, sys_finit_module
+/*340*/ .long sys_ni_syscall, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 6d81597064b6..4bd4e2bb26cf 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -86,7 +86,7 @@ sys_call_table32:
         .word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_event_open, compat_sys_recvmmsg, sys_fanotify_init
 /*330*/ .word compat_sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, compat_sys_open_by_handle_at, compat_sys_clock_adjtime
         .word sys_syncfs, compat_sys_sendmmsg, sys_setns, compat_sys_process_vm_readv, compat_sys_process_vm_writev
-/*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module
+/*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
 
 #endif /* CONFIG_COMPAT */
 
@@ -164,4 +164,4 @@ sys_call_table:
         .word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init
 /*330*/ .word sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
         .word sys_syncfs, sys_sendmmsg, sys_setns, sys_process_vm_readv, sys_process_vm_writev
-/*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module
+/*340*/ .word sys_kern_features, sys_kcmp, sys_finit_module, sys_sched_setattr, sys_sched_getattr
diff --git a/arch/sparc/kernel/trampoline_32.S b/arch/sparc/kernel/trampoline_32.S
index 76dcbd3c988a..3eed99fc6989 100644
--- a/arch/sparc/kernel/trampoline_32.S
+++ b/arch/sparc/kernel/trampoline_32.S
@@ -5,7 +5,6 @@
  * Copyright (C) 1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
  */
 
-#include <linux/init.h>
 #include <asm/head.h>
 #include <asm/psr.h>
 #include <asm/page.h>
diff --git a/arch/sparc/kernel/trampoline_64.S b/arch/sparc/kernel/trampoline_64.S
index ad4bde3bb61e..737f8cbc7d56 100644
--- a/arch/sparc/kernel/trampoline_64.S
+++ b/arch/sparc/kernel/trampoline_64.S
@@ -4,7 +4,6 @@
  * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
  */
 
-#include <linux/init.h>
 
 #include <asm/head.h>
 #include <asm/asi.h>
diff --git a/arch/sparc/mm/hugetlbpage.c b/arch/sparc/mm/hugetlbpage.c
index 30963178d7e9..9bd9ce80bf77 100644
--- a/arch/sparc/mm/hugetlbpage.c
+++ b/arch/sparc/mm/hugetlbpage.c
@@ -4,7 +4,6 @@
  * Copyright (C) 2002, 2003, 2006 David S. Miller (davem@davemloft.net)
  */
 
-#include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/mm.h>
 #include <linux/hugetlb.h>
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index 5322e530d09c..eafbc65c9c47 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -1021,7 +1021,8 @@ static void __init add_node_ranges(void)
                                 "start[%lx] end[%lx]\n",
                                 nid, start, this_end);
 
-                        memblock_set_node(start, this_end - start, nid);
+                        memblock_set_node(start, this_end - start,
+                                          &memblock.memory, nid);
                         start = this_end;
                 }
         }
@@ -1325,7 +1326,7 @@ static void __init bootmem_init_nonnuma(void)
                (top_of_ram - total_ram) >> 20);
 
         init_node_masks_nonnuma();
-        memblock_set_node(0, (phys_addr_t)ULLONG_MAX, 0);
+        memblock_set_node(0, (phys_addr_t)ULLONG_MAX, &memblock.memory, 0);
         allocate_node_data(0);
         node_set_online(0);
 }
diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c
index 869023abe5a4..cfbe53c17b0d 100644
--- a/arch/sparc/mm/srmmu.c
+++ b/arch/sparc/mm/srmmu.c
@@ -14,6 +14,7 @@
 #include <linux/pagemap.h>
 #include <linux/vmalloc.h>
 #include <linux/kdebug.h>
+#include <linux/export.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/log2.h>
@@ -62,6 +63,7 @@ extern unsigned long last_valid_pfn;
 static pgd_t *srmmu_swapper_pg_dir;
 
 const struct sparc32_cachetlb_ops *sparc32_cachetlb_ops;
+EXPORT_SYMBOL(sparc32_cachetlb_ops);
 
 #ifdef CONFIG_SMP
 const struct sparc32_cachetlb_ops *local_ops;
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c
index ad3bf4b4324d..b12cb5e72812 100644
--- a/arch/sparc/mm/tlb.c
+++ b/arch/sparc/mm/tlb.c
@@ -4,7 +4,6 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/init.h>
 #include <linux/percpu.h>
 #include <linux/mm.h>
 #include <linux/swap.h>
diff --git a/arch/sparc/mm/tsb.c b/arch/sparc/mm/tsb.c
index 3b3a360b429a..f5d506fdddad 100644
--- a/arch/sparc/mm/tsb.c
+++ b/arch/sparc/mm/tsb.c
@@ -273,7 +273,7 @@ void __init pgtable_cache_init(void)
                 prom_halt();
         }
 
-        for (i = 0; i < 8; i++) {
+        for (i = 0; i < ARRAY_SIZE(tsb_cache_names); i++) {
                 unsigned long size = 8192 << i;
                 const char *name = tsb_cache_names[i];
 
diff --git a/arch/sparc/net/bpf_jit_comp.c b/arch/sparc/net/bpf_jit_comp.c
index 218b6b23c378..01fe9946d388 100644
--- a/arch/sparc/net/bpf_jit_comp.c
+++ b/arch/sparc/net/bpf_jit_comp.c
@@ -497,9 +497,20 @@ void bpf_jit_compile(struct sk_filter *fp)
                         case BPF_S_ALU_MUL_K:   /* A *= K */
                                 emit_alu_K(MUL, K);
                                 break;
-                        case BPF_S_ALU_DIV_K:   /* A /= K */
-                                emit_alu_K(MUL, K);
-                                emit_read_y(r_A);
+                        case BPF_S_ALU_DIV_K:   /* A /= K with K != 0*/
+                                if (K == 1)
+                                        break;
+                                emit_write_y(G0);
+#ifdef CONFIG_SPARC32
+                                /* The Sparc v8 architecture requires
+                                 * three instructions between a %y
+                                 * register write and the first use.
+                                 */
+                                emit_nop();
+                                emit_nop();
+                                emit_nop();
+#endif
+                                emit_alu_K(DIV, K);
                                 break;
                         case BPF_S_ALU_DIV_X:   /* A /= X; */
                                 emit_cmpi(r_X, 0);
diff --git a/arch/sparc/prom/p1275.c b/arch/sparc/prom/p1275.c
index 04a4540509dd..e58b81726319 100644
--- a/arch/sparc/prom/p1275.c
+++ b/arch/sparc/prom/p1275.c
@@ -5,7 +5,6 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/init.h>
 #include <linux/sched.h>
 #include <linux/smp.h>
 #include <linux/string.h>