4 files changed, 12 insertions, 22 deletions

diff --git a/arch/powerpc/platforms/cell/spufs/coredump.c b/arch/powerpc/platforms/cell/spufs/coredump.c
index c4d4a19235e0..eea120229cdb 100644
--- a/arch/powerpc/platforms/cell/spufs/coredump.c
+++ b/arch/powerpc/platforms/cell/spufs/coredump.c
@@ -54,7 +54,7 @@ static ssize_t do_coredump_read(int num, struct spu_context *ctx, void *buffer,
  */
 static int spufs_dump_write(struct file *file, const void *addr, int nr, loff_t *foffset)
 {
-        unsigned long limit = current->signal->rlim[RLIMIT_CORE].rlim_cur;
+        unsigned long limit = rlimit(RLIMIT_CORE);
         ssize_t written;
 
         if (*foffset + nr > limit)
diff --git a/arch/powerpc/platforms/iseries/vio.c b/arch/powerpc/platforms/iseries/vio.c
index 657b72f68493..2aa8b5631beb 100644
--- a/arch/powerpc/platforms/iseries/vio.c
+++ b/arch/powerpc/platforms/iseries/vio.c
@@ -474,6 +474,8 @@ static void __init get_viotape_info(struct device_node *vio_root)
         struct vio_waitevent we;
         int ret;
 
+        init_completion(&we.com);
+
         ret = viopath_open(viopath_hostLp, viomajorsubtype_tape, 2);
         if (ret) {
                 printk(KERN_WARNING "get_viotape_info: "
diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index 67b7a10f9fce..37bce52526da 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -236,7 +236,9 @@ static struct device_node *derive_parent(const char *path)
 
 int dlpar_attach_node(struct device_node *dn)
 {
+#ifdef CONFIG_PROC_DEVICETREE
         struct proc_dir_entry *ent;
+#endif
         int rc;
 
         of_node_set_flag(dn, OF_DYNAMIC);
@@ -267,10 +269,10 @@ int dlpar_attach_node(struct device_node *dn)
 
 int dlpar_detach_node(struct device_node *dn)
 {
+#ifdef CONFIG_PROC_DEVICETREE
         struct device_node *parent = dn->parent;
         struct property *prop = dn->properties;
 
-#ifdef CONFIG_PROC_DEVICETREE
         while (prop) {
                 remove_proc_entry(prop->name, dn->pde);
                 prop = prop->next;
@@ -344,20 +346,6 @@ int dlpar_release_drc(u32 drc_index)
 
 #ifdef CONFIG_ARCH_CPU_PROBE_RELEASE
 
-static DEFINE_MUTEX(pseries_cpu_hotplug_mutex);
-
-void cpu_hotplug_driver_lock(void)
-__acquires(pseries_cpu_hotplug_mutex)
-{
-        mutex_lock(&pseries_cpu_hotplug_mutex);
-}
-
-void cpu_hotplug_driver_unlock(void)
-__releases(pseries_cpu_hotplug_mutex)
-{
-        mutex_unlock(&pseries_cpu_hotplug_mutex);
-}
-
 static int dlpar_online_cpu(struct device_node *dn)
 {
         int rc = 0;
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index b9b9e11609ec..d80f193cd871 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -163,14 +163,13 @@ static inline void lpar_qirr_info(int n_cpu , u8 value)
 /* Interface to generic irq subsystem */
 
 #ifdef CONFIG_SMP
-static int get_irq_server(unsigned int virq, unsigned int strict_check)
+static int get_irq_server(unsigned int virq, cpumask_t cpumask,
+                          unsigned int strict_check)
 {
         int server;
         /* For the moment only implement delivery to all cpus or one cpu */
-        cpumask_t cpumask;
         cpumask_t tmp = CPU_MASK_NONE;
 
-        cpumask_copy(&cpumask, irq_to_desc(virq)->affinity);
         if (!distribute_irqs)
                 return default_server;
 
@@ -192,7 +191,8 @@ static int get_irq_server(unsigned int virq, unsigned int strict_check)
         return default_server;
 }
 #else
-static int get_irq_server(unsigned int virq, unsigned int strict_check)
+static int get_irq_server(unsigned int virq, cpumask_t cpumask,
+                          unsigned int strict_check)
 {
         return default_server;
 }
@@ -211,7 +211,7 @@ static void xics_unmask_irq(unsigned int virq)
         if (irq == XICS_IPI || irq == XICS_IRQ_SPURIOUS)
                 return;
 
-        server = get_irq_server(virq, 0);
+        server = get_irq_server(virq, *(irq_to_desc(virq)->affinity), 0);
 
         call_status = rtas_call(ibm_set_xive, 3, 1, NULL, irq, server,
                                 DEFAULT_PRIORITY);
@@ -405,7 +405,7 @@ static int xics_set_affinity(unsigned int virq, const struct cpumask *cpumask)
          * For the moment only implement delivery to all cpus or one cpu.
          * Get current irq_server for the given irq
          */
-        irq_server = get_irq_server(virq, 1);
+        irq_server = get_irq_server(virq, *cpumask, 1);
         if (irq_server == -1) {
                 char cpulist[128];
                 cpumask_scnprintf(cpulist, sizeof(cpulist), cpumask);