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author | Wu Fengguang <fengguang.wu@intel.com> | 2010-01-27 11:06:39 +0800 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2010-02-01 16:58:17 -0800 |
commit | 53df8fdc15fb646b0219e43c989c2cdab1ab100c (patch) | |
tree | fad5e7e19d5d928c14f15fff912941e300a53aad /include/linux/mm.h | |
parent | e52730071567ec5b6f57e21d6693b112e01e1d0e (diff) | |
download | lwn-53df8fdc15fb646b0219e43c989c2cdab1ab100c.tar.gz lwn-53df8fdc15fb646b0219e43c989c2cdab1ab100c.zip |
Move page_is_ram() declaration to mm.h
Move page_is_ram() declaration to mm.h, it makes no sense in <linux/ioport.h>.
Signed-off-by: Wu Fengguang <fengguang.wu@intel.com>
LKML-Reference: <20100127030639.GD8132@localhost>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'include/linux/mm.h')
-rw-r--r-- | include/linux/mm.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 24c395694f4d..bad433fdbfce 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -265,6 +265,8 @@ static inline int get_page_unless_zero(struct page *page) return atomic_inc_not_zero(&page->_count); } +extern int page_is_ram(unsigned long pfn); + /* Support for virtually mapped pages */ struct page *vmalloc_to_page(const void *addr); unsigned long vmalloc_to_pfn(const void *addr); |