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| author | Artem Bityutskiy <artem.bityutskiy@linux.intel.com> | 2012-07-12 17:28:47 +0300 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-07-22 23:58:07 +0400 |
| commit | 4527440d5db8ff27ae8801de3f819843a1e6c6f6 (patch) | |
| tree | 1e7ddac50528aba33e28941ee086818c35b9fb59 /fs/hfs | |
| parent | a3742d4828caeffab4cb075b562a4ed92d3e74d6 (diff) | |
| download | lwn-4527440d5db8ff27ae8801de3f819843a1e6c6f6.tar.gz lwn-4527440d5db8ff27ae8801de3f819843a1e6c6f6.zip | |
hfs: simplify a bit checking for R/O
We have the following pattern in 2 places in HFS
if (!RDONLY)
hfs_mdb_commit();
This patch pushes the RDONLY check down to 'hfs_mdb_commit()'. This will
make the following patches a bit simpler.
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/hfs')
| -rw-r--r-- | fs/hfs/inode.c | 3 | ||||
| -rw-r--r-- | fs/hfs/mdb.c | 3 | ||||
| -rw-r--r-- | fs/hfs/super.c | 3 |
3 files changed, 5 insertions, 4 deletions
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c index f2deefdb4066..90c1ccbff8e4 100644 --- a/fs/hfs/inode.c +++ b/fs/hfs/inode.c @@ -646,8 +646,7 @@ static int hfs_file_fsync(struct file *filp, loff_t start, loff_t end, sb = inode->i_sb; if (sb->s_dirt) { sb->s_dirt = 0; - if (!(sb->s_flags & MS_RDONLY)) - hfs_mdb_commit(sb); + hfs_mdb_commit(sb); } /* .. finally sync the buffers to disk */ err = sync_blockdev(sb->s_bdev); diff --git a/fs/hfs/mdb.c b/fs/hfs/mdb.c index 7a3224049f30..5fd51a5833ff 100644 --- a/fs/hfs/mdb.c +++ b/fs/hfs/mdb.c @@ -260,6 +260,9 @@ void hfs_mdb_commit(struct super_block *sb) { struct hfs_mdb *mdb = HFS_SB(sb)->mdb; + if (sb->s_flags & MS_RDONLY) + return; + lock_buffer(HFS_SB(sb)->mdb_bh); if (test_and_clear_bit(HFS_FLG_MDB_DIRTY, &HFS_SB(sb)->flags)) { /* These parameters may have been modified, so write them back */ diff --git a/fs/hfs/super.c b/fs/hfs/super.c index 47e4119a0650..0730135b771e 100644 --- a/fs/hfs/super.c +++ b/fs/hfs/super.c @@ -53,8 +53,7 @@ static void hfs_write_super(struct super_block *sb) sb->s_dirt = 0; /* sync everything to the buffers */ - if (!(sb->s_flags & MS_RDONLY)) - hfs_mdb_commit(sb); + hfs_mdb_commit(sb); } static int hfs_sync_fs(struct super_block *sb, int wait) |