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authorIngo Molnar <mingo@kernel.org>2014-01-13 13:35:28 +0100
committerIngo Molnar <mingo@kernel.org>2014-01-13 13:35:28 +0100
commit56b4811039174bba9cbd68318d0d8b1585b9eded (patch)
treef3e8f99e85e545662d82e18bef2a7009c2948852 /arch/x86/include/asm/pgtable.h
parente777b63bbd589248eb151a3191ee92331a701385 (diff)
parent9722c2dac708e9468cc0dc30218ef76946ffbc9d (diff)
Merge branch 'sched/urgent' into sched/core
Pick up the latest fixes before applying new changes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
-rw-r--r--arch/x86/include/asm/pgtable.h11
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 3d199945870..bbc8b12fa44 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -452,9 +452,16 @@ static inline int pte_present(pte_t a)
}
#define pte_accessible pte_accessible
-static inline int pte_accessible(pte_t a)
+static inline bool pte_accessible(struct mm_struct *mm, pte_t a)
{
- return pte_flags(a) & _PAGE_PRESENT;
+ if (pte_flags(a) & _PAGE_PRESENT)
+ return true;
+
+ if ((pte_flags(a) & (_PAGE_PROTNONE | _PAGE_NUMA)) &&
+ mm_tlb_flush_pending(mm))
+ return true;
+
+ return false;
}
static inline int pte_hidden(pte_t pte)