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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-11-03 20:32:45 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-11-03 20:32:45 +0000
commit7e5e6e9a509c4ed2973a345ec7ffb96577f42e26 (patch)
tree26a9f2ae9b890a755585c83d27078d3682ff65ac /include/asm-arm
parent4a5f79e7e65d24d2fa9eb6e6208672571704d337 (diff)
[ARM SMP] Do not clear cpu_vm_mask for VIPT caches
Since we do not invalidate TLBs/caches on MM switches, we should not clear the cpu_vm_mask for the CPU. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/mmu_context.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/asm-arm/mmu_context.h b/include/asm-arm/mmu_context.h
index 4af9c411c61..57b8def83d4 100644
--- a/include/asm-arm/mmu_context.h
+++ b/include/asm-arm/mmu_context.h
@@ -86,7 +86,8 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
cpu_set(cpu, next->cpu_vm_mask);
check_context(next);
cpu_switch_mm(next->pgd, next);
- cpu_clear(cpu, prev->cpu_vm_mask);
+ if (cache_is_vivt())
+ cpu_clear(cpu, prev->cpu_vm_mask);
}
}