diff options
| author | Mark Brown <broonie@kernel.org> | 2014-10-20 17:55:07 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-10-20 18:27:32 +0100 |
| commit | b7a40242c82cd73cfcea305f23e67d068dd8401a (patch) | |
| tree | 251b49d19cd7c371847ae1f951e1b537ca0e1c15 /arch/x86/include/asm/pgtable.h | |
| parent | d26833bfce5e56017bea9f1f50838f20e18e7b7e (diff) | |
| parent | 9c6de47d53a3ce8df1642ae67823688eb98a190a (diff) | |
Merge branch 'fix/dw' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into spi-dw
Conflicts:
drivers/spi/spi-dw-mid.c
Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
| -rw-r--r-- | arch/x86/include/asm/pgtable.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 0ec056012618..aa97a070f09f 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -131,8 +131,13 @@ static inline int pte_exec(pte_t pte) static inline int pte_special(pte_t pte) { - return (pte_flags(pte) & (_PAGE_PRESENT|_PAGE_SPECIAL)) == - (_PAGE_PRESENT|_PAGE_SPECIAL); + /* + * See CONFIG_NUMA_BALANCING pte_numa in include/asm-generic/pgtable.h. + * On x86 we have _PAGE_BIT_NUMA == _PAGE_BIT_GLOBAL+1 == + * __PAGE_BIT_SOFTW1 == _PAGE_BIT_SPECIAL. + */ + return (pte_flags(pte) & _PAGE_SPECIAL) && + (pte_flags(pte) & (_PAGE_PRESENT|_PAGE_PROTNONE)); } static inline unsigned long pte_pfn(pte_t pte) |