aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/mmu.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/include/asm/mmu.h')
-rw-r--r--arch/arm/include/asm/mmu.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h
index 14965658a92..b8e580a297e 100644
--- a/arch/arm/include/asm/mmu.h
+++ b/arch/arm/include/asm/mmu.h
@@ -34,4 +34,11 @@ typedef struct {
#endif
+/*
+ * switch_mm() may do a full cache flush over the context switch,
+ * so enable interrupts over the context switch to avoid high
+ * latency.
+ */
+#define __ARCH_WANT_INTERRUPTS_ON_CTXSW
+
#endif