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>
@@ -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);
}