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| author | Mark Brown <broonie@linaro.org> | 2014-01-17 15:52:17 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-01-17 15:52:17 +0000 |
| commit | 81e53d0470878165a300d75ac06a5bc5eee543a2 (patch) | |
| tree | 5fdaacfb350c5a290109f98ab29e9858f1f11469 /arch/x86/include/asm/pgtable.h | |
| parent | 15e0964dc2a097de3cf518badf2237b6b6adf7fe (diff) | |
| parent | fcb4ed749c776a2ae89ca40343cbccb6f8981e60 (diff) | |
Merge branches 'topic/sc18is602' and 'topic/rspi' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-bpw
Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
| -rw-r--r-- | arch/x86/include/asm/pgtable.h | 11 |
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) |