Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  [POWERPC] Check for offline nodes in pci NUMA code
  [POWERPC] Better check in show_instructions
  [POWERPC] POWER6 has 6 PMCs
  [POWERPC] Never panic when taking altivec exceptions from userspace
  [POWERPC] Fix IO Window Updates on P2P bridges.
  [POWERPC] Add Makefile entry for MPC832x_mds support
  [POWERPC] Fix MPC8360EMDS PB board support
  [POWERPC] ppc: Add missing calls to set_irq_regs
  [POWERPC] Off-by-one in /arch/ppc/platforms/mpc8*
  [POWERPC] Add DOS partition table support to mpc834x_itx_defconfig
  [POWERPC] spufs: fix support for read/write on cntl
  [POWERPC] Don't crash on cell with 2 BEs when !CONFIG_NUMA

15 files changed, 75 insertions, 30 deletions

diff --git a/arch/powerpc/configs/mpc834x_itx_defconfig b/arch/powerpc/configs/mpc834x_itx_defconfig
index cd3535e1a095..0561b73a918f 100644
--- a/arch/powerpc/configs/mpc834x_itx_defconfig
+++ b/arch/powerpc/configs/mpc834x_itx_defconfig
@@ -1248,7 +1248,7 @@ CONFIG_PARTITION_ADVANCED=y
 # CONFIG_AMIGA_PARTITION is not set
 # CONFIG_ATARI_PARTITION is not set
 # CONFIG_MAC_PARTITION is not set
-# CONFIG_MSDOS_PARTITION is not set
+CONFIG_MSDOS_PARTITION=y
 # CONFIG_LDM_PARTITION is not set
 # CONFIG_SGI_PARTITION is not set
 # CONFIG_ULTRIX_PARTITION is not set
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 47a613cdd775..95382f994404 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -268,7 +268,7 @@ struct cpu_spec	cpu_specs[] = {
                 .cpu_user_features      = COMMON_USER_POWER6,
                 .icache_bsize           = 128,
                 .dcache_bsize           = 128,
-                .num_pmcs               = 8,
+                .num_pmcs               = 6,
                 .oprofile_cpu_type      = "ppc64/power6",
                 .oprofile_type          = PPC_OPROFILE_POWER4,
                 .oprofile_mmcra_sihv    = POWER6_MMCRA_SIHV,
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 9b49f8691d29..0d9ff72e2852 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -441,14 +441,14 @@ update_bridge_base(struct pci_bus *bus, int i)
                 end = res->end - off;
                 io_base_lo = (start >> 8) & PCI_IO_RANGE_MASK;
                 io_limit_lo = (end >> 8) & PCI_IO_RANGE_MASK;
-                if (end > 0xffff) {
-                        pci_write_config_word(dev, PCI_IO_BASE_UPPER16,
-                                              start >> 16);
-                        pci_write_config_word(dev, PCI_IO_LIMIT_UPPER16,
-                                              end >> 16);
+                if (end > 0xffff)
                         io_base_lo |= PCI_IO_RANGE_TYPE_32;
-                } else
+                else
                         io_base_lo |= PCI_IO_RANGE_TYPE_16;
+                pci_write_config_word(dev, PCI_IO_BASE_UPPER16,
+                                start >> 16);
+                pci_write_config_word(dev, PCI_IO_LIMIT_UPPER16,
+                                end >> 16);
                 pci_write_config_byte(dev, PCI_IO_BASE, io_base_lo);
                 pci_write_config_byte(dev, PCI_IO_LIMIT, io_limit_lo);
 
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 78d3c0fc8dfb..9bae8a5bf671 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -199,8 +199,14 @@ struct pci_controller * pcibios_alloc_controller(struct device_node *dev)
         pci_setup_pci_controller(phb);
         phb->arch_data = dev;
         phb->is_dynamic = mem_init_done;
-        if (dev)
-                PHB_SET_NODE(phb, of_node_to_nid(dev));
+        if (dev) {
+                int nid = of_node_to_nid(dev);
+
+                if (nid < 0 || !node_online(nid))
+                        nid = -1;
+
+                PHB_SET_NODE(phb, nid);
+        }
         return phb;
 }
 
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 7b2f6452ba72..f3d4dd580dd6 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -341,13 +341,6 @@ struct task_struct *__switch_to(struct task_struct *prev,
 
 static int instructions_to_print = 16;
 
-#ifdef CONFIG_PPC64
-#define BAD_PC(pc)      ((REGION_ID(pc) != KERNEL_REGION_ID) && \
-                         (REGION_ID(pc) != VMALLOC_REGION_ID))
-#else
-#define BAD_PC(pc)      ((pc) < KERNELBASE)
-#endif
-
 static void show_instructions(struct pt_regs *regs)
 {
         int i;
@@ -366,7 +359,8 @@ static void show_instructions(struct pt_regs *regs)
                  * bad address because the pc *should* only be a
                  * kernel address.
                  */
-                if (BAD_PC(pc) || __get_user(instr, (unsigned int __user *)pc)) {
+                if (!__kernel_text_address(pc) ||
+                     __get_user(instr, (unsigned int __user *)pc)) {
                         printk("XXXXXXXX ");
                 } else {
                         if (regs->nip == pc)
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index d9f10f2fc372..5ed4c2ceb5ca 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -900,14 +900,13 @@ void kernel_fp_unavailable_exception(struct pt_regs *regs)
 
 void altivec_unavailable_exception(struct pt_regs *regs)
 {
-#if !defined(CONFIG_ALTIVEC)
         if (user_mode(regs)) {
                 /* A user program has executed an altivec instruction,
                    but this kernel doesn't support altivec. */
                 _exception(SIGILL, regs, ILL_ILLOPC, regs->nip);
                 return;
         }
-#endif
+
         printk(KERN_EMERG "Unrecoverable VMX/Altivec Unavailable Exception "
                         "%lx at %lx\n", regs->trap, regs->nip);
         die("Unrecoverable VMX/Altivec Unavailable Exception", regs, SIGABRT);
diff --git a/arch/powerpc/platforms/83xx/Kconfig b/arch/powerpc/platforms/83xx/Kconfig
index 0975e94ac7c4..7edb6b461382 100644
--- a/arch/powerpc/platforms/83xx/Kconfig
+++ b/arch/powerpc/platforms/83xx/Kconfig
@@ -32,6 +32,13 @@ config MPC834x_ITX
           Be aware that PCI initialization is the bootloader's
           responsiblilty.
 
+config MPC8360E_PB
+        bool "Freescale MPC8360E PB"
+        select DEFAULT_UIMAGE
+        select QUICC_ENGINE
+        help
+          This option enables support for the MPC836x EMDS Processor Board.
+
 endchoice
 
 config PPC_MPC832x
@@ -46,4 +53,10 @@ config MPC834x
         select PPC_INDIRECT_PCI
         default y if MPC834x_SYS || MPC834x_ITX
 
+config PPC_MPC836x
+        bool
+        select PPC_UDBG_16550
+        select PPC_INDIRECT_PCI
+        default y if MPC8360E_PB
+
 endmenu
diff --git a/arch/powerpc/platforms/83xx/Makefile b/arch/powerpc/platforms/83xx/Makefile
index 9387a110d28a..f1aa7e24a938 100644
--- a/arch/powerpc/platforms/83xx/Makefile
+++ b/arch/powerpc/platforms/83xx/Makefile
@@ -5,3 +5,5 @@ obj-y				:= misc.o
 obj-$(CONFIG_PCI)               += pci.o
 obj-$(CONFIG_MPC834x_SYS)       += mpc834x_sys.o
 obj-$(CONFIG_MPC834x_ITX)       += mpc834x_itx.o
+obj-$(CONFIG_MPC8360E_PB)       += mpc8360e_pb.o
+obj-$(CONFIG_MPC832x_MDS)       += mpc832x_mds.o
diff --git a/arch/powerpc/platforms/83xx/mpc8360e_pb.c b/arch/powerpc/platforms/83xx/mpc8360e_pb.c
index c0191900fc25..1a523c81c06e 100644
--- a/arch/powerpc/platforms/83xx/mpc8360e_pb.c
+++ b/arch/powerpc/platforms/83xx/mpc8360e_pb.c
@@ -30,6 +30,7 @@
 #include <linux/root_dev.h>
 #include <linux/initrd.h>
 
+#include <asm/of_device.h>
 #include <asm/system.h>
 #include <asm/atomic.h>
 #include <asm/time.h>
@@ -141,6 +142,24 @@ static void __init mpc8360_sys_setup_arch(void)
 #endif
 }
 
+static int __init mpc8360_declare_of_platform_devices(void)
+{
+        struct device_node *np;
+
+        for (np = NULL; (np = of_find_compatible_node(np, "network",
+                                        "ucc_geth")) != NULL;) {
+                int ucc_num;
+                char bus_id[BUS_ID_SIZE];
+
+                ucc_num = *((uint *) get_property(np, "device-id", NULL)) - 1;
+                snprintf(bus_id, BUS_ID_SIZE, "ucc_geth.%u", ucc_num);
+                of_platform_device_create(np, bus_id, NULL);
+        }
+
+        return 0;
+}
+device_initcall(mpc8360_declare_of_platform_devices);
+
 void __init mpc8360_sys_init_IRQ(void)
 {
 
diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index ccfd0c4db874..d0fb959e3ef1 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -781,6 +781,17 @@ static int __init create_spu(struct device_node *spe)
         if (!spu)
                 goto out;
 
+        spu->node = find_spu_node_id(spe);
+        if (spu->node >= MAX_NUMNODES) {
+                printk(KERN_WARNING "SPE %s on node %d ignored,"
+                       " node number too big\n", spe->full_name, spu->node);
+                printk(KERN_WARNING "Check if CONFIG_NUMA is enabled.\n");
+                return -ENODEV;
+        }
+        spu->nid = of_node_to_nid(spe);
+        if (spu->nid == -1)
+                spu->nid = 0;
+
         ret = spu_map_device(spu, spe);
         /* try old method */
         if (ret)
@@ -788,10 +799,6 @@ static int __init create_spu(struct device_node *spe)
         if (ret)
                 goto out_free;
 
-        spu->node = find_spu_node_id(spe);
-        spu->nid = of_node_to_nid(spe);
-        if (spu->nid == -1)
-                spu->nid = 0;
         ret = spu_map_interrupts(spu, spe);
         if (ret)
                 ret = spu_map_interrupts_old(spu, spe);
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index e0d730045260..0de8e114e6b6 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -246,6 +246,7 @@ static int spufs_cntl_open(struct inode *inode, struct file *file)
 
 static struct file_operations spufs_cntl_fops = {
         .open = spufs_cntl_open,
+        .release = simple_attr_close,
         .read = simple_attr_read,
         .write = simple_attr_write,
         .mmap = spufs_cntl_mmap,
diff --git a/arch/ppc/kernel/time.c b/arch/ppc/kernel/time.c
index d4b2cf74da6a..18ee851e33e3 100644
--- a/arch/ppc/kernel/time.c
+++ b/arch/ppc/kernel/time.c
@@ -62,6 +62,7 @@
 #include <asm/cache.h>
 #include <asm/8xx_immap.h>
 #include <asm/machdep.h>
+#include <asm/irq_regs.h>
 
 #include <asm/time.h>
 
@@ -129,6 +130,7 @@ void wakeup_decrementer(void)
  */
 void timer_interrupt(struct pt_regs * regs)
 {
+        struct pt_regs *old_regs;
         int next_dec;
         unsigned long cpu = smp_processor_id();
         unsigned jiffy_stamp = last_jiffy_stamp(cpu);
@@ -137,6 +139,7 @@ void timer_interrupt(struct pt_regs * regs)
         if (atomic_read(&ppc_n_lost_interrupts) != 0)
                 do_IRQ(regs);
 
+        old_regs = set_irq_regs(regs);
         irq_enter();
 
         while ((next_dec = tb_ticks_per_jiffy - tb_delta(&jiffy_stamp)) <= 0) {
@@ -188,6 +191,7 @@ void timer_interrupt(struct pt_regs * regs)
                 ppc_md.heartbeat();
 
         irq_exit();
+        set_irq_regs(old_regs);
 }
 
 /*
diff --git a/arch/ppc/platforms/mpc8272ads_setup.c b/arch/ppc/platforms/mpc8272ads_setup.c
index d7b3a6afa78f..1f9ea36837b1 100644
--- a/arch/ppc/platforms/mpc8272ads_setup.c
+++ b/arch/ppc/platforms/mpc8272ads_setup.c
@@ -196,7 +196,7 @@ static void __init mpc8272ads_fixup_enet_pdata(struct platform_device *pdev,
         bd_t* bi = (void*)__res;
         int fs_no = fsid_fcc1+pdev->id-1;
 
-        if(fs_no > ARRAY_SIZE(mpc82xx_enet_pdata)) {
+        if(fs_no >= ARRAY_SIZE(mpc82xx_enet_pdata)) {
                 return;
         }
 
@@ -222,7 +222,7 @@ static void mpc8272ads_fixup_uart_pdata(struct platform_device *pdev,
         int id = fs_uart_id_scc2fsid(idx);
 
         /* no need to alter anything if console */
-        if ((id <= num) && (!pdev->dev.platform_data)) {
+        if ((id < num) && (!pdev->dev.platform_data)) {
                 pinfo = &mpc8272_uart_pdata[id];
                 pinfo->uart_clk = bd->bi_intfreq;
                 pdev->dev.platform_data = pinfo;
diff --git a/arch/ppc/platforms/mpc866ads_setup.c b/arch/ppc/platforms/mpc866ads_setup.c
index 5f130dca3770..e95d2c111747 100644
--- a/arch/ppc/platforms/mpc866ads_setup.c
+++ b/arch/ppc/platforms/mpc866ads_setup.c
@@ -259,7 +259,7 @@ static void mpc866ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
         /* Get pointer to Communication Processor */
         cp = cpmp;
 
-        if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) {
+        if(fs_no >= ARRAY_SIZE(mpc8xx_enet_pdata)) {
                 printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
                 return;
         }
@@ -305,7 +305,7 @@ static void __init mpc866ads_fixup_uart_pdata(struct platform_device *pdev,
         int id = fs_uart_id_smc2fsid(idx);
 
         /* no need to alter anything if console */
-        if ((id <= num) && (!pdev->dev.platform_data)) {
+        if ((id < num) && (!pdev->dev.platform_data)) {
                 pinfo = &mpc866_uart_pdata[id];
                 pinfo->uart_clk = bd->bi_intfreq;
                 pdev->dev.platform_data = pinfo;
diff --git a/arch/ppc/platforms/mpc885ads_setup.c b/arch/ppc/platforms/mpc885ads_setup.c
index 02293141efb5..f8161f3557f5 100644
--- a/arch/ppc/platforms/mpc885ads_setup.c
+++ b/arch/ppc/platforms/mpc885ads_setup.c
@@ -263,7 +263,7 @@ static void mpc885ads_fixup_enet_pdata(struct platform_device *pdev, int fs_no)
         char *e;
         int i;
 
-        if(fs_no > ARRAY_SIZE(mpc8xx_enet_pdata)) {
+        if(fs_no >= ARRAY_SIZE(mpc8xx_enet_pdata)) {
                 printk(KERN_ERR"No network-suitable #%d device on bus", fs_no);
                 return;
         }
@@ -371,7 +371,7 @@ static void __init mpc885ads_fixup_uart_pdata(struct platform_device *pdev,
         int id = fs_uart_id_smc2fsid(idx);
 
         /* no need to alter anything if console */
-        if ((id <= num) && (!pdev->dev.platform_data)) {
+        if ((id < num) && (!pdev->dev.platform_data)) {
                 pinfo = &mpc885_uart_pdata[id];
                 pinfo->uart_clk = bd->bi_intfreq;
                 pdev->dev.platform_data = pinfo;