4 files changed, 17 insertions, 10 deletions

diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index 84849098c8e8..d4a0da1e48f4 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -74,9 +74,9 @@ EXPORT_SYMBOL(elf_set_personality);
  */
 int arm_elf_read_implies_exec(const struct elf32_hdr *x, int executable_stack)
 {
-        if (executable_stack != EXSTACK_ENABLE_X)
+        if (executable_stack != EXSTACK_DISABLE_X)
                 return 1;
-        if (cpu_architecture() <= CPU_ARCH_ARMv6)
+        if (cpu_architecture() < CPU_ARCH_ARMv6)
                 return 1;
         return 0;
 }
diff --git a/arch/arm/kernel/irq.c b/arch/arm/kernel/irq.c
index 363db186cb93..45eacb5a2ecd 100644
--- a/arch/arm/kernel/irq.c
+++ b/arch/arm/kernel/irq.c
@@ -104,6 +104,11 @@ static struct irq_desc bad_irq_desc = {
         .lock = __SPIN_LOCK_UNLOCKED(bad_irq_desc.lock),
 };
 
+#ifdef CONFIG_CPUMASK_OFFSTACK
+/* We are not allocating bad_irq_desc.affinity or .pending_mask */
+#error "ARM architecture does not support CONFIG_CPUMASK_OFFSTACK."
+#endif
+
 /*
  * do_IRQ handles all hardware IRQ's.  Decoded IRQs should not
  * come via this function.  Instead, they should provide their
@@ -161,7 +166,7 @@ void __init init_IRQ(void)
                 irq_desc[irq].status |= IRQ_NOREQUEST | IRQ_NOPROBE;
 
 #ifdef CONFIG_SMP
-        bad_irq_desc.affinity = CPU_MASK_ALL;
+        cpumask_setall(bad_irq_desc.affinity);
         bad_irq_desc.cpu = smp_processor_id();
 #endif
         init_arch_irq();
@@ -191,15 +196,16 @@ void migrate_irqs(void)
                 struct irq_desc *desc = irq_desc + i;
 
                 if (desc->cpu == cpu) {
-                        unsigned int newcpu = any_online_cpu(desc->affinity);
-
-                        if (newcpu == NR_CPUS) {
+                        unsigned int newcpu = cpumask_any_and(desc->affinity,
+                                                              cpu_online_mask);
+                        if (newcpu >= nr_cpu_ids) {
                                 if (printk_ratelimit())
                                         printk(KERN_INFO "IRQ%u no longer affine to CPU%u\n",
                                                i, cpu);
 
-                                cpus_setall(desc->affinity);
-                                newcpu = any_online_cpu(desc->affinity);
+                                cpumask_setall(desc->affinity);
+                                newcpu = cpumask_any_and(desc->affinity,
+                                                         cpu_online_mask);
                         }
 
                         route_irq(desc, i, newcpu);
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 440dc62cdc3a..598ca61e7bca 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -13,8 +13,8 @@
 #include <asm/cacheflush.h>
 #include <asm/mach-types.h>
 
-const extern unsigned char relocate_new_kernel[];
-const extern unsigned int relocate_new_kernel_size;
+extern const unsigned char relocate_new_kernel[];
+extern const unsigned int relocate_new_kernel_size;
 
 extern void setup_mm_for_reboot(char mode);
 
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 00216071eaf7..85598f7da407 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -65,6 +65,7 @@ SECTIONS
 #endif
                 . = ALIGN(4096);
                 __per_cpu_start = .;
+                        *(.data.percpu.page_aligned)
                         *(.data.percpu)
                         *(.data.percpu.shared_aligned)
                 __per_cpu_end = .;