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f2fs: add f2fs_readonly()

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Introduce a simple macro function for readability.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Jaegeuk Kim 2013-05-20 20:28:47 +09:00
parent 6f85b35203
commit 77888c1e42
3 changed files with 7 additions and 2 deletions
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5
fs/f2fs/f2fs.h
View File

@ -887,6 +887,11 @@ static inline int cond_clear_inode_flag(struct f2fs_inode_info *fi, int flag)
return 0;
}
static inline int f2fs_readonly(struct super_block *sb)
{
return sb->s_flags & MS_RDONLY;
}
/*
* file.c
*/

2
fs/f2fs/file.c
View File

@ -114,7 +114,7 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
.for_reclaim = 0,
};
if (inode->i_sb->s_flags & MS_RDONLY)
if (f2fs_readonly(inode->i_sb))
return 0;
trace_f2fs_sync_file_enter(inode);

2
fs/f2fs/super.c
View File

@ -170,7 +170,7 @@ static int f2fs_freeze(struct super_block *sb)
{
int err;
if (sb->s_flags & MS_RDONLY)
if (f2fs_readonly(sb))
return 0;
err = f2fs_sync_fs(sb, 1);