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authorJan Kara <jack@suse.cz>2013-06-04 12:06:01 -0400
committerTheodore Ts'o <tytso@mit.edu>2013-06-04 12:06:01 -0400
commite5a120aeb57f40ae568a5ca1dd6ace53d0213582 (patch)
tree4381bec9a9ef322a7feb8c29ff0912b8edbf0407 /fs/jbd2/journal.c
parentf5113effc2a2ee6b86a4b345ce557353dcbcfffe (diff)
downloadlinux-e5a120aeb57f40ae568a5ca1dd6ace53d0213582.tar.bz2
jbd2: remove journal_head from descriptor buffers
Similarly as for metadata buffers, also log descriptor buffers don't really need the journal head. So strip it and remove BJ_LogCtl list. Reviewed-by: Zheng Liu <wenqing.lz@taobao.com> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/jbd2/journal.c')
-rw-r--r--fs/jbd2/journal.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 45cdc080e466..b0a8d1e4703e 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -790,7 +790,7 @@ int jbd2_journal_bmap(journal_t *journal, unsigned long blocknr,
* But we don't bother doing that, so there will be coherency problems with
* mmaps of blockdevs which hold live JBD-controlled filesystems.
*/
-struct journal_head *jbd2_journal_get_descriptor_buffer(journal_t *journal)
+struct buffer_head *jbd2_journal_get_descriptor_buffer(journal_t *journal)
{
struct buffer_head *bh;
unsigned long long blocknr;
@@ -809,7 +809,7 @@ struct journal_head *jbd2_journal_get_descriptor_buffer(journal_t *journal)
set_buffer_uptodate(bh);
unlock_buffer(bh);
BUFFER_TRACE(bh, "return this buffer");
- return jbd2_journal_add_journal_head(bh);
+ return bh;
}
/*