Messages in this thread Patch in this message | | | From | Li Wang <> | Subject | [PATCH 5/7] Cifs: Introduce routine for uncaching single no-data page | Date | Mon, 11 Nov 2013 23:27:27 +0800 |
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Introduce a routine for uncaching single no-data page, typically in readpage().
Signed-off-by: Li Wang <liwang@ubuntukylin.com> --- fs/cifs/fscache.h | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/fs/cifs/fscache.h b/fs/cifs/fscache.h index 24794b6..c712f42 100644 --- a/fs/cifs/fscache.h +++ b/fs/cifs/fscache.h @@ -54,6 +54,7 @@ extern int __cifs_readpages_from_fscache(struct inode *, struct address_space *, struct list_head *, unsigned *); +extern void __cifs_fscache_readpage_cancel(struct inode *, struct page *); extern void __cifs_fscache_readpages_cancel(struct inode *, struct list_head *); extern void __cifs_readpage_to_fscache(struct inode *, struct page *); @@ -92,6 +93,13 @@ static inline void cifs_readpage_to_fscache(struct inode *inode, __cifs_readpage_to_fscache(inode, page); } +static inline void cifs_fscache_readpage_cancel(struct inode *inode, + struct page *page) +{ + if (CIFS_I(inode)->fscache) + return __cifs_fscache_readpage_cancel(inode, page); +} + static inline void cifs_fscache_readpages_cancel(struct inode *inode, struct list_head *pages) { @@ -139,6 +147,11 @@ static inline int cifs_readpages_from_fscache(struct inode *inode, static inline void cifs_readpage_to_fscache(struct inode *inode, struct page *page) {} +static inline void cifs_fscache_readpage_cancel(struct inode *inode, + struct page *page) +{ +} + static inline void cifs_fscache_readpages_cancel(struct inode *inode, struct list_head *pages) { -- 1.7.9.5
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