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Diffstat (limited to 'include/asm-arm/mmu_context.h')
-rw-r--r--include/asm-arm/mmu_context.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/include/asm-arm/mmu_context.h b/include/asm-arm/mmu_context.h
index 9fadb01e030d..d1a65b1edcaa 100644
--- a/include/asm-arm/mmu_context.h
+++ b/include/asm-arm/mmu_context.h
@@ -17,6 +17,8 @@
#include <asm/cacheflush.h>
#include <asm/proc-fns.h>
+void __check_kvm_seq(struct mm_struct *mm);
+
#if __LINUX_ARM_ARCH__ >= 6
/*
@@ -45,13 +47,21 @@ static inline void check_context(struct mm_struct *mm)
{
if (unlikely((mm->context.id ^ cpu_last_asid) >> ASID_BITS))
__new_context(mm);
+
+ if (unlikely(mm->context.kvm_seq != init_mm.context.kvm_seq))
+ __check_kvm_seq(mm);
}
#define init_new_context(tsk,mm) (__init_new_context(tsk,mm),0)
#else
-#define check_context(mm) do { } while (0)
+static inline void check_context(struct mm_struct *mm)
+{
+ if (unlikely(mm->context.kvm_seq != init_mm.context.kvm_seq))
+ __check_kvm_seq(mm);
+}
+
#define init_new_context(tsk,mm) 0
#endif