4.14-stable review patch. If anyone has any objections, please let me know.
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From: Vasily Averin vvs@virtuozzo.com
commit feaf264ce7f8d54582e2f66eb82dd9dd124c94f3 upstream.
Fixes: d745a8c20c1f ("ext4: reduce contention on s_orphan_lock") Fixes: 6e3617e579e0 ("ext4: Handle non empty on-disk orphan link") Cc: Dmitry Monakhov dmonakhov@gmail.com Signed-off-by: Vasily Averin vvs@virtuozzo.com Signed-off-by: Theodore Ts'o tytso@mit.edu Cc: stable@kernel.org # 2.6.34 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- fs/ext4/namei.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -2820,7 +2820,9 @@ int ext4_orphan_add(handle_t *handle, st list_del_init(&EXT4_I(inode)->i_orphan); mutex_unlock(&sbi->s_orphan_lock); } - } + } else + brelse(iloc.bh); + jbd_debug(4, "superblock will point to %lu\n", inode->i_ino); jbd_debug(4, "orphan inode %lu will point to %d\n", inode->i_ino, NEXT_ORPHAN(inode));