31 files changed, 184 insertions, 224 deletions

diff --git a/arch/sparc64/kernel/central.c b/arch/sparc64/kernel/central.c
index b61b8dfb09cf..f2e87d0d7e1d 100644
--- a/arch/sparc64/kernel/central.c
+++ b/arch/sparc64/kernel/central.c
@@ -16,8 +16,8 @@
 #include <asm/fhc.h>
 #include <asm/starfire.h>
 
-struct linux_central *central_bus = NULL;
-struct linux_fhc *fhc_list = NULL;
+static struct linux_central *central_bus = NULL;
+static struct linux_fhc *fhc_list = NULL;
 
 #define IS_CENTRAL_FHC(__fhc)   ((__fhc) == central_bus->child)
 
@@ -79,9 +79,9 @@ static void adjust_regs(struct linux_prom_registers *regp, int nregs,
 }
 
 /* Apply probed fhc ranges to registers passed, if no ranges return. */
-void apply_fhc_ranges(struct linux_fhc *fhc,
-                      struct linux_prom_registers *regs,
-                      int nregs)
+static void apply_fhc_ranges(struct linux_fhc *fhc,
+                             struct linux_prom_registers *regs,
+                             int nregs)
 {
         if (fhc->num_fhc_ranges)
                 adjust_regs(regs, nregs, fhc->fhc_ranges,
@@ -89,8 +89,8 @@ void apply_fhc_ranges(struct linux_fhc *fhc,
 }
 
 /* Apply probed central ranges to registers passed, if no ranges return. */
-void apply_central_ranges(struct linux_central *central,
-                          struct linux_prom_registers *regs, int nregs)
+static void apply_central_ranges(struct linux_central *central,
+                                 struct linux_prom_registers *regs, int nregs)
 {
         if (central->num_central_ranges)
                 adjust_regs(regs, nregs, central->central_ranges,
diff --git a/arch/sparc64/kernel/compat_audit.c b/arch/sparc64/kernel/compat_audit.c
index c1979482aa92..c831b0a4e660 100644
--- a/arch/sparc64/kernel/compat_audit.c
+++ b/arch/sparc64/kernel/compat_audit.c
@@ -1,4 +1,4 @@
-#include <asm-sparc/unistd.h>
+#include <asm/unistd_32.h>
 
 unsigned sparc32_dir_class[] = {
 #include <asm-generic/audit_dir_write.h>
diff --git a/arch/sparc64/kernel/ds.c b/arch/sparc64/kernel/ds.c
index edb74f5a1186..d0fa5aa38934 100644
--- a/arch/sparc64/kernel/ds.c
+++ b/arch/sparc64/kernel/ds.c
@@ -159,7 +159,7 @@ static void ds_var_data(struct ds_info *dp,
                         struct ds_cap_state *cp,
                         void *buf, int len);
 
-struct ds_cap_state ds_states_template[] = {
+static struct ds_cap_state ds_states_template[] = {
         {
                 .service_id     = "md-update",
                 .data           = md_update_data,
diff --git a/arch/sparc64/kernel/ebus.c b/arch/sparc64/kernel/ebus.c
index c49d0388b793..4d58d7ce708d 100644
--- a/arch/sparc64/kernel/ebus.c
+++ b/arch/sparc64/kernel/ebus.c
@@ -401,7 +401,7 @@ static void __init fill_ebus_device(struct device_node *dp, struct linux_ebus_de
         dev->ofdev.node = dp;
         dev->ofdev.dev.parent = &dev->bus->ofdev.dev;
         dev->ofdev.dev.bus = &ebus_bus_type;
-        sprintf(dev->ofdev.dev.bus_id, "ebus[%08x]", dp->node);
+        dev_set_name(&dev->ofdev.dev, "ebus[%08x]", dp->node);
 
         /* Register with core */
         if (of_device_register(&dev->ofdev) != 0)
@@ -501,7 +501,7 @@ void __init ebus_init(void)
                 ebus->ofdev.node = dp;
                 ebus->ofdev.dev.parent = &pdev->dev;
                 ebus->ofdev.dev.bus = &ebus_bus_type;
-                sprintf(ebus->ofdev.dev.bus_id, "ebus%d", num_ebus);
+                dev_set_name(&ebus->ofdev.dev, "ebus%d", num_ebus);
 
                 /* Register with core */
                 if (of_device_register(&ebus->ofdev) != 0)
diff --git a/arch/sparc64/kernel/entry.h b/arch/sparc64/kernel/entry.h
index 32fbab620852..fc294a292899 100644
--- a/arch/sparc64/kernel/entry.h
+++ b/arch/sparc64/kernel/entry.h
@@ -22,8 +22,7 @@ extern void do_notify_resume(struct pt_regs *regs,
                              unsigned long orig_i0,
                              unsigned long thread_info_flags);
 
-extern asmlinkage void syscall_trace(struct pt_regs *regs,
-                                     int syscall_exit_p);
+extern asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p);
 
 extern void bad_trap_tl1(struct pt_regs *regs, long lvl);
 
diff --git a/arch/sparc64/kernel/hvapi.c b/arch/sparc64/kernel/hvapi.c
index f34f5d6181ef..691760b5b012 100644
--- a/arch/sparc64/kernel/hvapi.c
+++ b/arch/sparc64/kernel/hvapi.c
@@ -34,8 +34,12 @@ static struct api_info api_table[] = {
         { .group = HV_GRP_LDOM,                                 },
         { .group = HV_GRP_SVC_CHAN,     .flags = FLAG_PRE_API   },
         { .group = HV_GRP_NCS,          .flags = FLAG_PRE_API   },
+        { .group = HV_GRP_RNG,                                  },
         { .group = HV_GRP_NIAG_PERF,    .flags = FLAG_PRE_API   },
         { .group = HV_GRP_FIRE_PERF,                            },
+        { .group = HV_GRP_N2_CPU,                               },
+        { .group = HV_GRP_NIU,                                  },
+        { .group = HV_GRP_VF_CPU,                               },
         { .group = HV_GRP_DIAG,         .flags = FLAG_PRE_API   },
 };
 
diff --git a/arch/sparc64/kernel/iommu_common.h b/arch/sparc64/kernel/iommu_common.h
index f3575a614fa2..53b19c8231a9 100644
--- a/arch/sparc64/kernel/iommu_common.h
+++ b/arch/sparc64/kernel/iommu_common.h
@@ -23,7 +23,7 @@
 #define IO_PAGE_SHIFT                   13
 #define IO_PAGE_SIZE                    (1UL << IO_PAGE_SHIFT)
 #define IO_PAGE_MASK                    (~(IO_PAGE_SIZE-1))
-#define IO_PAGE_ALIGN(addr)             (((addr)+IO_PAGE_SIZE-1)&IO_PAGE_MASK)
+#define IO_PAGE_ALIGN(addr)             ALIGN(addr, IO_PAGE_SIZE)
 
 #define IO_TSB_ENTRIES                  (128*1024)
 #define IO_TSB_SIZE                     (IO_TSB_ENTRIES * 8)
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index b441a26b73b0..c481673d249c 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -621,8 +621,9 @@ unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino)
 unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino)
 {
         struct irq_handler_data *data;
-        struct ino_bucket *bucket;
         unsigned long hv_err, cookie;
+        struct ino_bucket *bucket;
+        struct irq_desc *desc;
         unsigned int virt_irq;
 
         bucket = kzalloc(sizeof(struct ino_bucket), GFP_ATOMIC);
@@ -643,6 +644,13 @@ unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino)
         if (unlikely(!data))
                 return 0;
 
+        /* In order to make the LDC channel startup sequence easier,
+         * especially wrt. locking, we do not let request_irq() enable
+         * the interrupt.
+         */
+        desc = irq_desc + virt_irq;
+        desc->status |= IRQ_NOAUTOEN;
+
         set_irq_chip_data(virt_irq, data);
 
         /* Catch accidental accesses to these things.  IMAP/ICLR handling
diff --git a/arch/sparc64/kernel/kprobes.c b/arch/sparc64/kernel/kprobes.c
index f43b5d755354..201a6e547e4a 100644
--- a/arch/sparc64/kernel/kprobes.c
+++ b/arch/sparc64/kernel/kprobes.c
@@ -478,9 +478,9 @@ int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs)
         return 0;
 }
 
-/* Called with kretprobe_lock held.  The value stored in the return
- * address register is actually 2 instructions before where the
- * callee will return to.  Sequences usually look something like this
+/* The value stored in the return address register is actually 2
+ * instructions before where the callee will return to.
+ * Sequences usually look something like this
  *
  *              call    some_function   <--- return register points here
  *               nop                    <--- call delay slot
@@ -512,8 +512,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
         unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline;
 
         INIT_HLIST_HEAD(&empty_rp);
-        spin_lock_irqsave(&kretprobe_lock, flags);
-        head = kretprobe_inst_table_head(current);
+        kretprobe_hash_lock(current, &head, &flags);
 
         /*
          * It is possible to have multiple instances associated with a given
@@ -553,7 +552,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)
         regs->tnpc = orig_ret_address + 4;
 
         reset_current_kprobe();
-        spin_unlock_irqrestore(&kretprobe_lock, flags);
+        kretprobe_hash_unlock(current, &flags);
         preempt_enable_no_resched();
 
         hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) {
diff --git a/arch/sparc64/kernel/ldc.c b/arch/sparc64/kernel/ldc.c
index 63969f610284..d68982330f66 100644
--- a/arch/sparc64/kernel/ldc.c
+++ b/arch/sparc64/kernel/ldc.c
@@ -1,6 +1,6 @@
 /* ldc.c: Logical Domain Channel link-layer protocol driver.
  *
- * Copyright (C) 2007 David S. Miller <davem@davemloft.net>
+ * Copyright (C) 2007, 2008 David S. Miller <davem@davemloft.net>
  */
 
 #include <linux/kernel.h>
@@ -23,8 +23,8 @@
 
 #define DRV_MODULE_NAME         "ldc"
 #define PFX DRV_MODULE_NAME     ": "
-#define DRV_MODULE_VERSION      "1.0"
-#define DRV_MODULE_RELDATE      "June 25, 2007"
+#define DRV_MODULE_VERSION      "1.1"
+#define DRV_MODULE_RELDATE      "July 22, 2008"
 
 static char version[] __devinitdata =
         DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
@@ -1235,13 +1235,9 @@ int ldc_bind(struct ldc_channel *lp, const char *name)
         unsigned long hv_err, flags;
         int err = -EINVAL;
 
-        spin_lock_irqsave(&lp->lock, flags);
-
-        if (!name)
-                goto out_err;
-
-        if (lp->state != LDC_STATE_INIT)
-                goto out_err;
+        if (!name ||
+            (lp->state != LDC_STATE_INIT))
+                return -EINVAL;
 
         snprintf(lp->rx_irq_name, LDC_IRQ_NAME_MAX, "%s RX", name);
         snprintf(lp->tx_irq_name, LDC_IRQ_NAME_MAX, "%s TX", name);
@@ -1250,25 +1246,32 @@ int ldc_bind(struct ldc_channel *lp, const char *name)
                           IRQF_SAMPLE_RANDOM | IRQF_SHARED,
                           lp->rx_irq_name, lp);
         if (err)
-                goto out_err;
+                return err;
 
         err = request_irq(lp->cfg.tx_irq, ldc_tx,
                           IRQF_SAMPLE_RANDOM | IRQF_SHARED,
                           lp->tx_irq_name, lp);
-        if (err)
-                goto out_free_rx_irq;
+        if (err) {
+                free_irq(lp->cfg.rx_irq, lp);
+                return err;
+        }
+
 
+        spin_lock_irqsave(&lp->lock, flags);
+
+        enable_irq(lp->cfg.rx_irq);
+        enable_irq(lp->cfg.tx_irq);
 
         lp->flags |= LDC_FLAG_REGISTERED_IRQS;
 
         err = -ENODEV;
         hv_err = sun4v_ldc_tx_qconf(lp->id, 0, 0);
         if (hv_err)
-                goto out_free_tx_irq;
+                goto out_free_irqs;
 
         hv_err = sun4v_ldc_tx_qconf(lp->id, lp->tx_ra, lp->tx_num_entries);
         if (hv_err)
-                goto out_free_tx_irq;
+                goto out_free_irqs;
 
         hv_err = sun4v_ldc_rx_qconf(lp->id, 0, 0);
         if (hv_err)
@@ -1304,14 +1307,11 @@ out_unmap_rx:
 out_unmap_tx:
         sun4v_ldc_tx_qconf(lp->id, 0, 0);
 
-out_free_tx_irq:
+out_free_irqs:
         lp->flags &= ~LDC_FLAG_REGISTERED_IRQS;
         free_irq(lp->cfg.tx_irq, lp);
-
-out_free_rx_irq:
         free_irq(lp->cfg.rx_irq, lp);
 
-out_err:
         spin_unlock_irqrestore(&lp->lock, flags);
 
         return err;
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index d569f60c24b8..4fd48ab7dda4 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -797,9 +797,9 @@ static struct of_device * __init scan_one_device(struct device_node *dp,
         op->dev.parent = parent;
         op->dev.bus = &of_platform_bus_type;
         if (!parent)
-                strcpy(op->dev.bus_id, "root");
+                dev_set_name(&op->dev, "root");
         else
-                sprintf(op->dev.bus_id, "%08x", dp->node);
+                dev_set_name(&op->dev, "%08x", dp->node);
 
         if (of_device_register(op)) {
                 printk("%s: Could not register of device.\n",
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index d00a3656c287..55096195458f 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -408,7 +408,7 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm,
         dev->class = class >> 8;
         dev->revision = class & 0xff;
 
-        sprintf(dev->dev.bus_id, "%04x:%02x:%02x.%d", pci_domain_nr(bus),
+        dev_set_name(&dev->dev, "%04x:%02x:%02x.%d", pci_domain_nr(bus),
                 dev->bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn));
 
         if (ofpci_verbose)
diff --git a/arch/sparc64/kernel/pci_msi.c b/arch/sparc64/kernel/pci_msi.c
index db5e8fd8f674..60c71e350212 100644
--- a/arch/sparc64/kernel/pci_msi.c
+++ b/arch/sparc64/kernel/pci_msi.c
@@ -120,9 +120,9 @@ static struct irq_chip msi_irq = {
         /* XXX affinity XXX */
 };
 
-int sparc64_setup_msi_irq(unsigned int *virt_irq_p,
-                          struct pci_dev *pdev,
-                          struct msi_desc *entry)
+static int sparc64_setup_msi_irq(unsigned int *virt_irq_p,
+                                 struct pci_dev *pdev,
+                                 struct msi_desc *entry)
 {
         struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
         const struct sparc64_msiq_ops *ops = pbm->msi_ops;
@@ -179,8 +179,8 @@ out_err:
         return err;
 }
 
-void sparc64_teardown_msi_irq(unsigned int virt_irq,
-                              struct pci_dev *pdev)
+static void sparc64_teardown_msi_irq(unsigned int virt_irq,
+                                     struct pci_dev *pdev)
 {
         struct pci_pbm_info *pbm = pdev->dev.archdata.host_controller;
         const struct sparc64_msiq_ops *ops = pbm->msi_ops;
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index e2bb9790039c..a104c80d319d 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -531,7 +531,7 @@ static void dma_4v_sync_sg_for_cpu(struct device *dev,
         /* Nothing to do... */
 }
 
-const struct dma_ops sun4v_dma_ops = {
+static const struct dma_ops sun4v_dma_ops = {
         .alloc_coherent                 = dma_4v_alloc_coherent,
         .free_coherent                  = dma_4v_free_coherent,
         .map_single                     = dma_4v_map_single,
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 2084f81a76e1..8a9cd3e165b9 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -15,7 +15,6 @@
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
-#include <linux/kallsyms.h>
 #include <linux/mm.h>
 #include <linux/fs.h>
 #include <linux/smp.h>
@@ -97,7 +96,7 @@ void cpu_idle(void)
         set_thread_flag(TIF_POLLING_NRFLAG);
 
         while(1) {
-                tick_nohz_stop_sched_tick();
+                tick_nohz_stop_sched_tick(1);
 
                 while (!need_resched() && !cpu_is_offline(cpu))
                         sparc64_yield(cpu);
@@ -211,7 +210,7 @@ static void show_regwindow(struct pt_regs *regs)
         printk("i4: %016lx i5: %016lx i6: %016lx i7: %016lx\n",
                rwk->ins[4], rwk->ins[5], rwk->ins[6], rwk->ins[7]);
         if (regs->tstate & TSTATE_PRIV)
-                print_symbol("I7: <%s>\n", rwk->ins[7]);
+                printk("I7: <%pS>\n", (void *) rwk->ins[7]);
 }
 
 #ifdef CONFIG_SMP
@@ -232,7 +231,7 @@ void __show_regs(struct pt_regs * regs)
 #endif
         printk("TSTATE: %016lx TPC: %016lx TNPC: %016lx Y: %08x    %s\n", regs->tstate,
                regs->tpc, regs->tnpc, regs->y, print_tainted());
-        print_symbol("TPC: <%s>\n", regs->tpc);
+        printk("TPC: <%pS>\n", (void *) regs->tpc);
         printk("g0: %016lx g1: %016lx g2: %016lx g3: %016lx\n",
                regs->u_regs[0], regs->u_regs[1], regs->u_regs[2],
                regs->u_regs[3]);
@@ -245,7 +244,7 @@ void __show_regs(struct pt_regs * regs)
         printk("o4: %016lx o5: %016lx sp: %016lx ret_pc: %016lx\n",
                regs->u_regs[12], regs->u_regs[13], regs->u_regs[14],
                regs->u_regs[15]);
-        print_symbol("RPC: <%s>\n", regs->u_regs[15]);
+        printk("RPC: <%pS>\n", (void *) regs->u_regs[15]);
         show_regwindow(regs);
 #ifdef CONFIG_SMP
         spin_unlock(&regdump_lock);
@@ -346,9 +345,6 @@ static void sysrq_handle_globreg(int key, struct tty_struct *tty)
 {
         struct thread_info *tp = current_thread_info();
         struct pt_regs *regs = get_irq_regs();
-#ifdef CONFIG_KALLSYMS
-        char buffer[KSYM_SYMBOL_LEN];
-#endif
         unsigned long flags;
         int this_cpu, cpu;
 
@@ -377,17 +373,13 @@ static void sysrq_handle_globreg(int key, struct tty_struct *tty)
                        gp->tstate, gp->tpc, gp->tnpc,
                        ((tp && tp->task) ? tp->task->comm : "NULL"),
                        ((tp && tp->task) ? tp->task->pid : -1));
-#ifdef CONFIG_KALLSYMS
+
                 if (gp->tstate & TSTATE_PRIV) {
-                        sprint_symbol(buffer, gp->tpc);
-                        printk("             TPC[%s] ", buffer);
-                        sprint_symbol(buffer, gp->o7);
-                        printk("O7[%s] ", buffer);
-                        sprint_symbol(buffer, gp->i7);
-                        printk("I7[%s]\n", buffer);
-                } else
-#endif
-                {
+                        printk("             TPC[%pS] O7[%pS] I7[%pS]\n",
+                               (void *) gp->tpc,
+                               (void *) gp->o7,
+                               (void *) gp->i7);
+                } else {
                         printk("             TPC[%lx] O7[%lx] I7[%lx]\n",
                                gp->tpc, gp->o7, gp->i7);
                 }
@@ -691,9 +683,9 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long sp,
                   ((unsigned long) child_sf) - STACK_BIAS;
 
                 /* Special case, if we are spawning a kernel thread from
-                 * a userspace task (via KMOD, NFS, or similar) we must
-                 * disable performance counters in the child because the
-                 * address space and protection realm are changing.
+                 * a userspace task (usermode helper, NFS or similar), we
+                 * must disable performance counters in the child because
+                 * the address space and protection realm are changing.
                  */
                 if (t->flags & _TIF_PERFCTR) {
                         t->user_cntd0 = t->user_cntd1 = NULL;
diff --git a/arch/sparc64/kernel/ptrace.c b/arch/sparc64/kernel/ptrace.c
index f6c9fc92921d..bd578cc4856d 100644
--- a/arch/sparc64/kernel/ptrace.c
+++ b/arch/sparc64/kernel/ptrace.c
@@ -23,6 +23,7 @@
 #include <linux/audit.h>
 #include <linux/signal.h>
 #include <linux/regset.h>
+#include <linux/tracehook.h>
 #include <linux/compat.h>
 #include <linux/elf.h>
 
@@ -1049,8 +1050,10 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
         return ret;
 }
 
-asmlinkage void syscall_trace(struct pt_regs *regs, int syscall_exit_p)
+asmlinkage int syscall_trace(struct pt_regs *regs, int syscall_exit_p)
 {
+        int ret = 0;
+
         /* do the secure computing check first */
         secure_computing(regs->u_regs[UREG_G1]);
 
@@ -1064,27 +1067,14 @@ asmlinkage void syscall_trace(struct pt_regs *regs, int syscall_exit_p)
                 audit_syscall_exit(result, regs->u_regs[UREG_I0]);
         }
 
-        if (!(current->ptrace & PT_PTRACED))
-                goto out;
-
-        if (!test_thread_flag(TIF_SYSCALL_TRACE))
-                goto out;
-
-        ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
-                                 ? 0x80 : 0));
-
-        /*
-         * this isn't the same as continuing with a signal, but it will do
-         * for normal use.  strace only continues with a signal if the
-         * stopping signal is not SIGTRAP.  -brl
-         */
-        if (current->exit_code) {
-                send_sig(current->exit_code, current, 1);
-                current->exit_code = 0;
+        if (test_thread_flag(TIF_SYSCALL_TRACE)) {
+                if (syscall_exit_p)
+                        tracehook_report_syscall_exit(regs, 0);
+                else
+                        ret = tracehook_report_syscall_entry(regs);
         }
 
-out:
-        if (unlikely(current->audit_context) && !syscall_exit_p)
+        if (unlikely(current->audit_context) && !syscall_exit_p && !ret)
                 audit_syscall_entry((test_thread_flag(TIF_32BIT) ?
                                      AUDIT_ARCH_SPARC :
                                      AUDIT_ARCH_SPARC64),
@@ -1093,4 +1083,6 @@ out:
                                     regs->u_regs[UREG_I1],
                                     regs->u_regs[UREG_I2],
                                     regs->u_regs[UREG_I3]);
+
+        return ret;
 }
diff --git a/arch/sparc64/kernel/rtrap.S b/arch/sparc64/kernel/rtrap.S
index c6fc695fe1fe..97a993c1f7f3 100644
--- a/arch/sparc64/kernel/rtrap.S
+++ b/arch/sparc64/kernel/rtrap.S
@@ -46,7 +46,7 @@ __handle_user_windows:
                 wrpr                    %g0, RTRAP_PSTATE_IRQOFF, %pstate
                 ldx                     [%g6 + TI_FLAGS], %l0
 
-1:              andcc                   %l0, _TIF_SIGPENDING, %g0
+1:              andcc                   %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0
                 be,pt                   %xcc, __handle_user_windows_continue
                  nop
                 mov                     %l5, %o1
@@ -86,7 +86,7 @@ __handle_perfctrs:
                  wrpr                   %g0, RTRAP_PSTATE, %pstate
                 wrpr                    %g0, RTRAP_PSTATE_IRQOFF, %pstate
                 ldx                     [%g6 + TI_FLAGS], %l0
-1:              andcc                   %l0, _TIF_SIGPENDING, %g0
+1:              andcc                   %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0
 
                 be,pt                   %xcc, __handle_perfctrs_continue
                  sethi                  %hi(TSTATE_PEF), %o0
@@ -195,7 +195,7 @@ __handle_preemption_continue:
                  andcc                  %l1, %o0, %g0
                 andcc                   %l0, _TIF_NEED_RESCHED, %g0
                 bne,pn                  %xcc, __handle_preemption
-                 andcc                  %l0, _TIF_SIGPENDING, %g0
+                 andcc                  %l0, _TIF_DO_NOTIFY_RESUME_MASK, %g0
                 bne,pn                  %xcc, __handle_signal
 __handle_signal_continue:
                  ldub                   [%g6 + TI_WSAVED], %o2
diff --git a/arch/sparc64/kernel/signal.c b/arch/sparc64/kernel/signal.c
index 9667e96fd513..d1b84456a9ee 100644
--- a/arch/sparc64/kernel/signal.c
+++ b/arch/sparc64/kernel/signal.c
@@ -17,11 +17,13 @@
 #include <linux/errno.h>
 #include <linux/wait.h>
 #include <linux/ptrace.h>
+#include <linux/tracehook.h>
 #include <linux/unistd.h>
 #include <linux/mm.h>
 #include <linux/tty.h>
 #include <linux/binfmts.h>
 #include <linux/bitops.h>
+#include <linux/tracehook.h>
 
 #include <asm/uaccess.h>
 #include <asm/ptrace.h>
@@ -574,6 +576,8 @@ static void do_signal(struct pt_regs *regs, unsigned long orig_i0)
                  * clear the TS_RESTORE_SIGMASK flag.
                  */
                 current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+
+                tracehook_signal_handler(signr, &info, &ka, regs, 0);
                 return;
         }
         if (restart_syscall &&
@@ -605,4 +609,8 @@ void do_notify_resume(struct pt_regs *regs, unsigned long orig_i0, unsigned long
 {
         if (thread_info_flags & _TIF_SIGPENDING)
                 do_signal(regs, orig_i0);
+        if (thread_info_flags & _TIF_NOTIFY_RESUME) {
+                clear_thread_flag(TIF_NOTIFY_RESUME);
+                tracehook_notify_resume(regs);
+        }
 }
diff --git a/arch/sparc64/kernel/signal32.c b/arch/sparc64/kernel/signal32.c
index 97cdd1bf4a10..ba5b09ad6666 100644
--- a/arch/sparc64/kernel/signal32.c
+++ b/arch/sparc64/kernel/signal32.c
@@ -19,6 +19,7 @@
 #include <linux/binfmts.h>
 #include <linux/compat.h>
 #include <linux/bitops.h>
+#include <linux/tracehook.h>
 
 #include <asm/uaccess.h>
 #include <asm/ptrace.h>
@@ -794,6 +795,8 @@ void do_signal32(sigset_t *oldset, struct pt_regs * regs,
                  * clear the TS_RESTORE_SIGMASK flag.
                  */
                 current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
+
+                tracehook_signal_handler(signr, &info, &ka, regs, 0);
                 return;
         }
         if (restart_syscall &&
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index c099d96f1239..7cf72b4bb108 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -788,89 +788,36 @@ static void smp_start_sync_tick_client(int cpu)
                               0, 0, 0, mask);
 }
 
-/* Send cross call to all processors except self. */
-#define smp_cross_call(func, ctx, data1, data2) \
-        smp_cross_call_masked(func, ctx, data1, data2, cpu_online_map)
-
-struct call_data_struct {
-        void (*func) (void *info);
-        void *info;
-        atomic_t finished;
-        int wait;
-};
-
-static struct call_data_struct *call_data;
-
 extern unsigned long xcall_call_function;
 
-/**
- * smp_call_function(): Run a function on all other CPUs.
- * @func: The function to run. This must be fast and non-blocking.
- * @info: An arbitrary pointer to pass to the function.
- * @wait: If true, wait (atomically) until function has completed on other CPUs.
- *
- * Returns 0 on success, else a negative status code. Does not return until
- * remote CPUs are nearly ready to execute <<func>> or are or have executed.
- *
- * You must not call this function with disabled interrupts or from a
- * hardware interrupt handler or from a bottom half handler.
- */
-static int sparc64_smp_call_function_mask(void (*func)(void *info), void *info,
-                                          int wait, cpumask_t mask)
+void arch_send_call_function_ipi(cpumask_t mask)
 {
-        struct call_data_struct data;
-        int cpus;
-
-        /* Can deadlock when called with interrupts disabled */
-        WARN_ON(irqs_disabled());
-
-        data.func = func;
-        data.info = info;
-        atomic_set(&data.finished, 0);
-        data.wait = wait;
-
-        spin_lock(&call_lock);
-
-        cpu_clear(smp_processor_id(), mask);
-        cpus = cpus_weight(mask);
-        if (!cpus)
-                goto out_unlock;
-
-        call_data = &data;
-        mb();
-
         smp_cross_call_masked(&xcall_call_function, 0, 0, 0, mask);
+}
 
-        /* Wait for response */
-        while (atomic_read(&data.finished) != cpus)
-                cpu_relax();
+extern unsigned long xcall_call_function_single;
 
-out_unlock:
-        spin_unlock(&call_lock);
+void arch_send_call_function_single_ipi(int cpu)
+{
+        cpumask_t mask = cpumask_of_cpu(cpu);
 
-        return 0;
+        smp_cross_call_masked(&xcall_call_function_single, 0, 0, 0, mask);
 }
 
-int smp_call_function(void (*func)(void *info), void *info, int wait)
-{
-        return sparc64_smp_call_function_mask(func, info, wait, cpu_online_map);
-}
+/* Send cross call to all processors except self. */
+#define smp_cross_call(func, ctx, data1, data2) \
+        smp_cross_call_masked(func, ctx, data1, data2, cpu_online_map)
 
 void smp_call_function_client(int irq, struct pt_regs *regs)
 {
-        void (*func) (void *info) = call_data->func;
-        void *info = call_data->info;
+        clear_softint(1 << irq);
+        generic_smp_call_function_interrupt();
+}
 
+void smp_call_function_single_client(int irq, struct pt_regs *regs)
+{
         clear_softint(1 << irq);
-        if (call_data->wait) {
-                /* let initiator proceed only after completion */
-                func(info);
-                atomic_inc(&call_data->finished);
-        } else {
-                /* let initiator proceed after getting data */
-                atomic_inc(&call_data->finished);
-                func(info);
-        }
+        generic_smp_call_function_single_interrupt();
 }
 
 static void tsb_sync(void *info)
@@ -890,7 +837,7 @@ static void tsb_sync(void *info)
 
 void smp_tsb_sync(struct mm_struct *mm)
 {
-        sparc64_smp_call_function_mask(tsb_sync, mm, 1, mm->cpu_vm_mask);
+        smp_call_function_mask(mm->cpu_vm_mask, tsb_sync, mm, 1);
 }
 
 extern unsigned long xcall_flush_tlb_mm;
diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c
index 49d3ea50c247..504e678ee128 100644
--- a/arch/sparc64/kernel/sparc64_ksyms.c
+++ b/arch/sparc64/kernel/sparc64_ksyms.c
@@ -108,8 +108,6 @@ EXPORT_SYMBOL(__read_unlock);
 EXPORT_SYMBOL(__write_lock);
 EXPORT_SYMBOL(__write_unlock);
 EXPORT_SYMBOL(__write_trylock);
-
-EXPORT_SYMBOL(smp_call_function);
 #endif /* CONFIG_SMP */
 
 #ifdef CONFIG_MCOUNT
diff --git a/arch/sparc64/kernel/sys_sparc.c b/arch/sparc64/kernel/sys_sparc.c
index ac1bff58c1ac..39749e32dc7e 100644
--- a/arch/sparc64/kernel/sys_sparc.c
+++ b/arch/sparc64/kernel/sys_sparc.c
@@ -418,7 +418,7 @@ asmlinkage long sparc_pipe(struct pt_regs *regs)
         int fd[2];
         int error;
 
-        error = do_pipe(fd);
+        error = do_pipe_flags(fd, 0);
         if (error)
                 goto out;
         regs->u_regs[UREG_I1] = fd[1];
@@ -542,7 +542,7 @@ asmlinkage long sparc64_personality(unsigned long personality)
         return ret;
 }
 
-int sparc64_mmap_check(unsigned long addr, unsigned long len)
+int sparc_mmap_check(unsigned long addr, unsigned long len)
 {
         if (test_thread_flag(TIF_32BIT)) {
                 if (len >= STACK_TOP32)
@@ -614,9 +614,9 @@ asmlinkage unsigned long sys64_mremap(unsigned long addr,
                 goto out;
         if (unlikely(new_len >= VA_EXCLUDE_START))
                 goto out;
-        if (unlikely(sparc64_mmap_check(addr, old_len)))
+        if (unlikely(sparc_mmap_check(addr, old_len)))
                 goto out;
-        if (unlikely(sparc64_mmap_check(new_addr, new_len)))
+        if (unlikely(sparc_mmap_check(new_addr, new_len)))
                 goto out;
 
         down_write(&current->mm->mmap_sem);
diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c
index ba5bd626b39e..97b77fb5c50e 100644
--- a/arch/sparc64/kernel/sys_sparc32.c
+++ b/arch/sparc64/kernel/sys_sparc32.c
@@ -359,7 +359,8 @@ int cp_compat_stat(struct kstat *stat, struct compat_stat __user *statbuf)
         return err;
 }
 
-int cp_compat_stat64(struct kstat *stat, struct compat_stat64 __user *statbuf)
+static int cp_compat_stat64(struct kstat *stat,
+                            struct compat_stat64 __user *statbuf)
 {
         int err;
 
@@ -870,9 +871,9 @@ asmlinkage unsigned long sys32_mremap(unsigned long addr,
         unsigned long ret = -EINVAL;
         unsigned long new_addr = __new_addr;
 
-        if (unlikely(sparc64_mmap_check(addr, old_len)))
+        if (unlikely(sparc_mmap_check(addr, old_len)))
                 goto out;
-        if (unlikely(sparc64_mmap_check(new_addr, new_len)))
+        if (unlikely(sparc_mmap_check(new_addr, new_len)))
                 goto out;
         down_write(&current->mm->mmap_sem);
         ret = do_mremap(addr, old_len, new_len, flags, new_addr);
diff --git a/arch/sparc64/kernel/syscalls.S b/arch/sparc64/kernel/syscalls.S
index db19ed67acf6..a2f24270ed8a 100644
--- a/arch/sparc64/kernel/syscalls.S
+++ b/arch/sparc64/kernel/syscalls.S
@@ -162,6 +162,8 @@ linux_syscall_trace32:
         add     %sp, PTREGS_OFF, %o0
         call    syscall_trace
          clr    %o1
+        brnz,pn %o0, 3f
+         mov    -ENOSYS, %o0
         srl     %i0, 0, %o0
         srl     %i4, 0, %o4
         srl     %i1, 0, %o1
@@ -173,6 +175,8 @@ linux_syscall_trace:
         add     %sp, PTREGS_OFF, %o0
         call    syscall_trace
          clr    %o1
+        brnz,pn %o0, 3f
+         mov    -ENOSYS, %o0
         mov     %i0, %o0
         mov     %i1, %o1
         mov     %i2, %o2
diff --git a/arch/sparc64/kernel/sysfs.c b/arch/sparc64/kernel/sysfs.c
index e885034a6b73..84e5ce146713 100644
--- a/arch/sparc64/kernel/sysfs.c
+++ b/arch/sparc64/kernel/sysfs.c
@@ -14,7 +14,8 @@
 static DEFINE_PER_CPU(struct hv_mmu_statistics, mmu_stats) __attribute__((aligned(64)));
 
 #define SHOW_MMUSTAT_ULONG(NAME) \
-static ssize_t show_##NAME(struct sys_device *dev, char *buf) \
+static ssize_t show_##NAME(struct sys_device *dev, \
+                        struct sysdev_attribute *attr, char *buf) \
 { \
         struct hv_mmu_statistics *p = &per_cpu(mmu_stats, dev->id); \
         return sprintf(buf, "%lu\n", p->NAME); \
@@ -135,13 +136,16 @@ static unsigned long write_mmustat_enable(unsigned long val)
         return sun4v_mmustat_conf(ra, &orig_ra);
 }
 
-static ssize_t show_mmustat_enable(struct sys_device *s, char *buf)
+static ssize_t show_mmustat_enable(struct sys_device *s,
+                                struct sysdev_attribute *attr, char *buf)
 {
         unsigned long val = run_on_cpu(s->id, read_mmustat_enable, 0);
         return sprintf(buf, "%lx\n", val);
 }
 
-static ssize_t store_mmustat_enable(struct sys_device *s, const char *buf, size_t count)
+static ssize_t store_mmustat_enable(struct sys_device *s,
+                        struct sysdev_attribute *attr, const char *buf,
+                        size_t count)
 {
         unsigned long val, err;
         int ret = sscanf(buf, "%ld", &val);
@@ -179,14 +183,16 @@ static void unregister_mmu_stats(struct sys_device *s)
 #endif
 
 #define SHOW_CPUDATA_ULONG_NAME(NAME, MEMBER) \
-static ssize_t show_##NAME(struct sys_device *dev, char *buf) \
+static ssize_t show_##NAME(struct sys_device *dev, \
+                struct sysdev_attribute *attr, char *buf) \
 { \
         cpuinfo_sparc *c = &cpu_data(dev->id); \
         return sprintf(buf, "%lu\n", c->MEMBER); \
 }
 
 #define SHOW_CPUDATA_UINT_NAME(NAME, MEMBER) \
-static ssize_t show_##NAME(struct sys_device *dev, char *buf) \
+static ssize_t show_##NAME(struct sys_device *dev, \
+                struct sysdev_attribute *attr, char *buf) \
 { \
         cpuinfo_sparc *c = &cpu_data(dev->id); \
         return sprintf(buf, "%u\n", c->MEMBER); \
diff --git a/arch/sparc64/kernel/systbls.S b/arch/sparc64/kernel/systbls.S
index 8b5282d433c4..1095bf4c5100 100644
--- a/arch/sparc64/kernel/systbls.S
+++ b/arch/sparc64/kernel/systbls.S
@@ -81,7 +81,8 @@ sys_call_table32:
 /*300*/ .word compat_sys_set_robust_list, compat_sys_get_robust_list, compat_sys_migrate_pages, compat_sys_mbind, compat_sys_get_mempolicy
         .word compat_sys_set_mempolicy, compat_sys_kexec_load, compat_sys_move_pages, sys_getcpu, compat_sys_epoll_pwait
 /*310*/ .word compat_sys_utimensat, compat_sys_signalfd, sys_timerfd_create, sys_eventfd, compat_sys_fallocate
-        .word compat_sys_timerfd_settime, compat_sys_timerfd_gettime
+        .word compat_sys_timerfd_settime, compat_sys_timerfd_gettime, compat_sys_signalfd4, sys_eventfd2, sys_epoll_create1
+/*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1
 
 #endif /* CONFIG_COMPAT */
 
@@ -154,4 +155,5 @@ sys_call_table:
 /*300*/ .word sys_set_robust_list, sys_get_robust_list, sys_migrate_pages, sys_mbind, sys_get_mempolicy
         .word sys_set_mempolicy, sys_kexec_load, sys_move_pages, sys_getcpu, sys_epoll_pwait
 /*310*/ .word sys_utimensat, sys_signalfd, sys_timerfd_create, sys_eventfd, sys_fallocate
-        .word sys_timerfd_settime, sys_timerfd_gettime
+        .word sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1
+/*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1
diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c
index bedc4c159b1c..a0c6a97eec6e 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -884,6 +884,16 @@ static struct notifier_block sparc64_cpufreq_notifier_block = {
         .notifier_call  = sparc64_cpufreq_notifier
 };
 
+static int __init register_sparc64_cpufreq_notifier(void)
+{
+
+        cpufreq_register_notifier(&sparc64_cpufreq_notifier_block,
+                                  CPUFREQ_TRANSITION_NOTIFIER);
+        return 0;
+}
+
+core_initcall(register_sparc64_cpufreq_notifier);
+
 #endif /* CONFIG_CPU_FREQ */
 
 static int sparc64_next_event(unsigned long delta,
@@ -1050,11 +1060,6 @@ void __init time_init(void)
                sparc64_clockevent.mult, sparc64_clockevent.shift);
 
         setup_sparc64_timer();
-
-#ifdef CONFIG_CPU_FREQ
-        cpufreq_register_notifier(&sparc64_cpufreq_notifier_block,
-                                  CPUFREQ_TRANSITION_NOTIFIER);
-#endif
 }
 
 unsigned long long sched_clock(void)
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 369749262653..bd30ecba5630 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -1,6 +1,6 @@
 /* arch/sparc64/kernel/traps.c
  *
- * Copyright (C) 1995,1997 David S. Miller (davem@davemloft.net)
+ * Copyright (C) 1995,1997,2008 David S. Miller (davem@davemloft.net)
  * Copyright (C) 1997,1999,2000 Jakub Jelinek (jakub@redhat.com)
  */
 
@@ -11,7 +11,6 @@
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
-#include <linux/kallsyms.h>
 #include <linux/signal.h>
 #include <linux/smp.h>
 #include <linux/mm.h>
@@ -37,9 +36,6 @@
 #include <asm/processor.h>
 #include <asm/timer.h>
 #include <asm/head.h>
-#ifdef CONFIG_KMOD
-#include <linux/kmod.h>
-#endif
 #include <asm/prom.h>
 
 #include "entry.h"
@@ -74,7 +70,7 @@ static void dump_tl1_traplog(struct tl1_traplog *p)
                        i + 1,
                        p->trapstack[i].tstate, p->trapstack[i].tpc,
                        p->trapstack[i].tnpc, p->trapstack[i].tt);
-                print_symbol("TRAPLOG: TPC<%s>\n", p->trapstack[i].tpc);
+                printk("TRAPLOG: TPC<%pS>\n", (void *) p->trapstack[i].tpc);
         }
 }
 
@@ -1081,7 +1077,7 @@ static void cheetah_log_errors(struct pt_regs *regs, struct cheetah_err_info *in
                regs->tpc, regs->tnpc, regs->u_regs[UREG_I7], regs->tstate);
         printk("%s" "ERROR(%d): ",
                (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id());
-        print_symbol("TPC<%s>\n", regs->tpc);
+        printk("TPC<%pS>\n", (void *) regs->tpc);
         printk("%s" "ERROR(%d): M_SYND(%lx),  E_SYND(%lx)%s%s\n",
                (recoverable ? KERN_WARNING : KERN_CRIT), smp_processor_id(),
                (afsr & CHAFSR_M_SYNDROME) >> CHAFSR_M_SYNDROME_SHIFT,
@@ -1689,7 +1685,7 @@ void cheetah_plus_parity_error(int type, struct pt_regs *regs)
                        smp_processor_id(),
                        (type & 0x1) ? 'I' : 'D',
                        regs->tpc);
-                print_symbol(KERN_EMERG "TPC<%s>\n", regs->tpc);
+                printk(KERN_EMERG "TPC<%pS>\n", (void *) regs->tpc);
                 panic("Irrecoverable Cheetah+ parity error.");
         }
 
@@ -1697,7 +1693,7 @@ void cheetah_plus_parity_error(int type, struct pt_regs *regs)
                smp_processor_id(),
                (type & 0x1) ? 'I' : 'D',
                regs->tpc);
-        print_symbol(KERN_WARNING "TPC<%s>\n", regs->tpc);
+        printk(KERN_WARNING "TPC<%pS>\n", (void *) regs->tpc);
 }
 
 struct sun4v_error_entry {
@@ -1904,9 +1900,10 @@ void sun4v_itlb_error_report(struct pt_regs *regs, int tl)
 
         printk(KERN_EMERG "SUN4V-ITLB: Error at TPC[%lx], tl %d\n",
                regs->tpc, tl);
-        print_symbol(KERN_EMERG "SUN4V-ITLB: TPC<%s>\n", regs->tpc);
+        printk(KERN_EMERG "SUN4V-ITLB: TPC<%pS>\n", (void *) regs->tpc);
         printk(KERN_EMERG "SUN4V-ITLB: O7[%lx]\n", regs->u_regs[UREG_I7]);
-        print_symbol(KERN_EMERG "SUN4V-ITLB: O7<%s>\n", regs->u_regs[UREG_I7]);
+        printk(KERN_EMERG "SUN4V-ITLB: O7<%pS>\n",
+               (void *) regs->u_regs[UREG_I7]);
         printk(KERN_EMERG "SUN4V-ITLB: vaddr[%lx] ctx[%lx] "
                "pte[%lx] error[%lx]\n",
                sun4v_err_itlb_vaddr, sun4v_err_itlb_ctx,
@@ -1927,9 +1924,10 @@ void sun4v_dtlb_error_report(struct pt_regs *regs, int tl)
 
         printk(KERN_EMERG "SUN4V-DTLB: Error at TPC[%lx], tl %d\n",
                regs->tpc, tl);
-        print_symbol(KERN_EMERG "SUN4V-DTLB: TPC<%s>\n", regs->tpc);
+        printk(KERN_EMERG "SUN4V-DTLB: TPC<%pS>\n", (void *) regs->tpc);
         printk(KERN_EMERG "SUN4V-DTLB: O7[%lx]\n", regs->u_regs[UREG_I7]);
-        print_symbol(KERN_EMERG "SUN4V-DTLB: O7<%s>\n", regs->u_regs[UREG_I7]);
+        printk(KERN_EMERG "SUN4V-DTLB: O7<%pS>\n",
+               (void *) regs->u_regs[UREG_I7]);
         printk(KERN_EMERG "SUN4V-DTLB: vaddr[%lx] ctx[%lx] "
                "pte[%lx] error[%lx]\n",
                sun4v_err_dtlb_vaddr, sun4v_err_dtlb_ctx,
@@ -2111,10 +2109,7 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp)
         fp = ksp + STACK_BIAS;
         thread_base = (unsigned long) tp;
 
-        printk("Call Trace:");
-#ifdef CONFIG_KALLSYMS
-        printk("\n");
-#endif
+        printk("Call Trace:\n");
         do {
                 struct sparc_stackf *sf;
                 struct pt_regs *regs;
@@ -2137,12 +2132,8 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp)
                         fp = (unsigned long)sf->fp + STACK_BIAS;
                 }
 
-                printk(" [%016lx] ", pc);
-                print_symbol("%s\n", pc);
+                printk(" [%016lx] %pS\n", pc, (void *) pc);
         } while (++count < 16);
-#ifndef CONFIG_KALLSYMS
-        printk("\n");
-#endif
 }
 
 void dump_stack(void)
@@ -2211,9 +2202,8 @@ void die_if_kernel(char *str, struct pt_regs *regs)
                 while (rw &&
                        count++ < 30&&
                        is_kernel_stack(current, rw)) {
-                        printk("Caller[%016lx]", rw->ins[7]);
-                        print_symbol(": %s", rw->ins[7]);
-                        printk("\n");
+                        printk("Caller[%016lx]: %pS\n", rw->ins[7],
+                               (void *) rw->ins[7]);
 
                         rw = kernel_stack_up(rw);
                 }
diff --git a/arch/sparc64/kernel/ttable.S b/arch/sparc64/kernel/ttable.S
index 450053af039e..1ade3d6fb7fc 100644
--- a/arch/sparc64/kernel/ttable.S
+++ b/arch/sparc64/kernel/ttable.S
@@ -58,7 +58,12 @@ tl0_irq3:	BTRAP(0x43)
 tl0_irq4:       BTRAP(0x44)
 #endif
 tl0_irq5:       TRAP_IRQ(handler_irq, 5)
-tl0_irq6:       BTRAP(0x46) BTRAP(0x47) BTRAP(0x48) BTRAP(0x49)
+#ifdef CONFIG_SMP
+tl0_irq6:       TRAP_IRQ(smp_call_function_single_client, 6)
+#else
+tl0_irq6:       BTRAP(0x46)
+#endif
+tl0_irq7:       BTRAP(0x47) BTRAP(0x48) BTRAP(0x49)
 tl0_irq10:      BTRAP(0x4a) BTRAP(0x4b) BTRAP(0x4c) BTRAP(0x4d)
 tl0_irq14:      TRAP_IRQ(timer_interrupt, 14)
 tl0_irq15:      TRAP_IRQ(handler_irq, 15)
diff --git a/arch/sparc64/kernel/unaligned.c b/arch/sparc64/kernel/unaligned.c
index afa7fc4f5193..203ddfad9f27 100644
--- a/arch/sparc64/kernel/unaligned.c
+++ b/arch/sparc64/kernel/unaligned.c
@@ -2,7 +2,7 @@
  * unaligned.c: Unaligned load/store trap handling with special
  *              cases for the kernel to do them more quickly.
  *
- * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1996,2008 David S. Miller (davem@davemloft.net)
  * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
  */
 
@@ -20,7 +20,6 @@
 #include <asm/uaccess.h>
 #include <linux/smp.h>
 #include <linux/bitops.h>
-#include <linux/kallsyms.h>
 #include <asm/fpumacro.h>
 
 /* #define DEBUG_MNA */
@@ -289,8 +288,8 @@ static void log_unaligned(struct pt_regs *regs)
         if (count < 5) {
                 last_time = jiffies;
                 count++;
-                printk("Kernel unaligned access at TPC[%lx] ", regs->tpc);
-                print_symbol("%s\n", regs->tpc);
+                printk("Kernel unaligned access at TPC[%lx] %pS\n",
+                       regs->tpc, (void *) regs->tpc);
         }
 }
 
diff --git a/arch/sparc64/kernel/vio.c b/arch/sparc64/kernel/vio.c
index e78b3517940b..a490077891a4 100644
--- a/arch/sparc64/kernel/vio.c
+++ b/arch/sparc64/kernel/vio.c
@@ -224,7 +224,7 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
         if (!strcmp(type, "domain-services-port"))
                 bus_id_name = "ds";
 
-        if (strlen(bus_id_name) >= KOBJ_NAME_LEN - 4) {
+        if (strlen(bus_id_name) >= BUS_ID_SIZE - 4) {
                 printk(KERN_ERR "VIO: bus_id_name [%s] is too long.\n",
                        bus_id_name);
                 return NULL;
@@ -260,16 +260,14 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
         vio_fill_channel_info(hp, mp, vdev);
 
         if (!id) {
-                snprintf(vdev->dev.bus_id, BUS_ID_SIZE, "%s",
-                         bus_id_name);
+                dev_set_name(&vdev->dev, "%s", bus_id_name);
                 vdev->dev_no = ~(u64)0;
         } else if (!cfg_handle) {
-                snprintf(vdev->dev.bus_id, BUS_ID_SIZE, "%s-%lu",
-                         bus_id_name, *id);
+                dev_set_name(&vdev->dev, "%s-%lu", bus_id_name, *id);
                 vdev->dev_no = *id;
         } else {
-                snprintf(vdev->dev.bus_id, BUS_ID_SIZE, "%s-%lu-%lu",
-                         bus_id_name, *cfg_handle, *id);
+                dev_set_name(&vdev->dev, "%s-%lu-%lu", bus_id_name,
+                             *cfg_handle, *id);
                 vdev->dev_no = *cfg_handle;
         }
 
@@ -292,12 +290,12 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
         }
         vdev->dp = dp;
 
-        printk(KERN_INFO "VIO: Adding device %s\n", vdev->dev.bus_id);
+        printk(KERN_INFO "VIO: Adding device %s\n", dev_name(&vdev->dev));
 
         err = device_register(&vdev->dev);
         if (err) {
                 printk(KERN_ERR "VIO: Could not register device %s, err=%d\n",
-                       vdev->dev.bus_id, err);
+                       dev_name(&vdev->dev), err);
                 kfree(vdev);
                 return NULL;
         }
@@ -330,7 +328,7 @@ static void vio_remove(struct mdesc_handle *hp, u64 node)
         dev = device_find_child(&root_vdev->dev, (void *) node,
                                 vio_md_node_match);
         if (dev) {
-                printk(KERN_INFO "VIO: Removing device %s\n", dev->bus_id);
+                printk(KERN_INFO "VIO: Removing device %s\n", dev_name(dev));
 
                 device_unregister(dev);
         }