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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-15 07:44:51 +0200
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2008-07-15 07:44:51 +0200
commit43d2548bb2ef7e6d753f91468a746784041e522d (patch)
tree77d13fcd48fd998393abb825ec36e2b732684a73 /include/asm-arm/mmu_context.h
parentpowerpc: Fix pte_update for CONFIG_PTE_64BIT and !PTE_ATOMIC_UPDATES (diff)
parentMerge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm (diff)
downloadlinux-43d2548bb2ef7e6d753f91468a746784041e522d.tar.xz
linux-43d2548bb2ef7e6d753f91468a746784041e522d.zip
Merge commit '85082fd7cbe3173198aac0eb5e85ab1edcc6352c' into test-build
Manual fixup of: arch/powerpc/Kconfig
Diffstat (limited to 'include/asm-arm/mmu_context.h')
-rw-r--r--include/asm-arm/mmu_context.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-arm/mmu_context.h b/include/asm-arm/mmu_context.h
index 6913d02ca5d6..91b9dfdfed52 100644
--- a/include/asm-arm/mmu_context.h
+++ b/include/asm-arm/mmu_context.h
@@ -97,6 +97,11 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
#ifdef CONFIG_MMU
unsigned int cpu = smp_processor_id();
+#ifdef CONFIG_SMP
+ /* check for possible thread migration */
+ if (!cpus_empty(next->cpu_vm_mask) && !cpu_isset(cpu, next->cpu_vm_mask))
+ __flush_icache_all();
+#endif
if (!cpu_test_and_set(cpu, next->cpu_vm_mask) || prev != next) {
check_context(next);
cpu_switch_mm(next->pgd, next);