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authorAndreas Gruenbacher <agruen@suse.de>2006-12-06 20:36:16 -0800
committerLinus Torvalds <torvalds@woody.osdl.org>2006-12-07 08:39:32 -0800
commited2908f31398049c4371de9b100700e80704e95f (patch)
treeeac7806d85893ef62091cacc15a8a08c98045662 /fs
parent696040670a12f66b17a839011f96d9ca376f688b (diff)
[PATCH] Remove superfluous lock_super() in extN xattr code
lock_super() is unnecessary for setting super-block feature flags. Use the provided *_SET_COMPAT_FEATURE() macros as well. Signed-off-by: Andreas Gruenbacher <agruen@suse.de> Cc: <linux-ext4@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext2/xattr.c5
-rw-r--r--fs/ext3/xattr.c5
-rw-r--r--fs/ext4/xattr.c5
3 files changed, 3 insertions, 12 deletions
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index af52a7f8b29..247efd0b51d 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -342,12 +342,9 @@ static void ext2_xattr_update_super_block(struct super_block *sb)
if (EXT2_HAS_COMPAT_FEATURE(sb, EXT2_FEATURE_COMPAT_EXT_ATTR))
return;
- lock_super(sb);
- EXT2_SB(sb)->s_es->s_feature_compat |=
- cpu_to_le32(EXT2_FEATURE_COMPAT_EXT_ATTR);
+ EXT2_SET_COMPAT_FEATURE(sb, EXT2_FEATURE_COMPAT_EXT_ATTR);
sb->s_dirt = 1;
mark_buffer_dirty(EXT2_SB(sb)->s_sbh);
- unlock_super(sb);
}
/*
diff --git a/fs/ext3/xattr.c b/fs/ext3/xattr.c
index f86f2482f01..99857a400f4 100644
--- a/fs/ext3/xattr.c
+++ b/fs/ext3/xattr.c
@@ -459,14 +459,11 @@ static void ext3_xattr_update_super_block(handle_t *handle,
if (EXT3_HAS_COMPAT_FEATURE(sb, EXT3_FEATURE_COMPAT_EXT_ATTR))
return;
- lock_super(sb);
if (ext3_journal_get_write_access(handle, EXT3_SB(sb)->s_sbh) == 0) {
- EXT3_SB(sb)->s_es->s_feature_compat |=
- cpu_to_le32(EXT3_FEATURE_COMPAT_EXT_ATTR);
+ EXT3_SET_COMPAT_FEATURE(sb, EXT3_FEATURE_COMPAT_EXT_ATTR);
sb->s_dirt = 1;
ext3_journal_dirty_metadata(handle, EXT3_SB(sb)->s_sbh);
}
- unlock_super(sb);
}
/*
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 63233cd946a..dc969c357aa 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -459,14 +459,11 @@ static void ext4_xattr_update_super_block(handle_t *handle,
if (EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_EXT_ATTR))
return;
- lock_super(sb);
if (ext4_journal_get_write_access(handle, EXT4_SB(sb)->s_sbh) == 0) {
- EXT4_SB(sb)->s_es->s_feature_compat |=
- cpu_to_le32(EXT4_FEATURE_COMPAT_EXT_ATTR);
+ EXT4_SET_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_EXT_ATTR);
sb->s_dirt = 1;
ext4_journal_dirty_metadata(handle, EXT4_SB(sb)->s_sbh);
}
- unlock_super(sb);
}
/*