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lift sb_start_write/sb_end_write out of ->aio_write()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2013-03-19 21:01:03 -04:00
parent 5f2e354f52
commit 8d71db4f08
11 changed files with 28 additions and 22 deletions
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include/linux/fs.h
+14
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@@ -2223,6 +2223,20 @@ static inline struct inode *file_inode(struct file *f)
return f->f_inode;
}
static inline void file_start_write(struct file *file)
{
if (!S_ISREG(file_inode(file)->i_mode))
return;
__sb_start_write(file_inode(file)->i_sb, SB_FREEZE_WRITE, true);
}
static inline void file_end_write(struct file *file)
{
if (!S_ISREG(file_inode(file)->i_mode))
return;
__sb_end_write(file_inode(file)->i_sb, SB_FREEZE_WRITE);
}
/*
* get_write_access() gets write permission for a file.
* put_write_access() releases this write permission.