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-rw-r--r--include/asm-um/mmu_context.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-um/mmu_context.h b/include/asm-um/mmu_context.h
index 7529c9c..095bb62 100644
--- a/include/asm-um/mmu_context.h
+++ b/include/asm-um/mmu_context.h
@@ -16,8 +16,12 @@
#define deactivate_mm(tsk,mm) do { } while (0)
+extern void force_flush_all(void);
+
static inline void activate_mm(struct mm_struct *old, struct mm_struct *new)
{
+ if (old != new)
+ force_flush_all();
}
static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,