diff options
| author | Jan Kara <jack@suse.cz> | 2016-02-22 11:50:13 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2016-02-22 11:50:13 -0500 |
| commit | 82939d7999dfc1f1998c4b1c12e2f19edbdff272 (patch) | |
| tree | 3cebaf09ba5689f67b67bd73c79aca8d6e413140 /fs/ext4/super.c | |
| parent | f9a61eb4e2471c56a63cd804c7474128138c38ac (diff) | |
| download | linux-82939d7999dfc1f1998c4b1c12e2f19edbdff272.tar.bz2 | |
ext4: convert to mbcache2
The conversion is generally straightforward. The only tricky part is
that xattr block corresponding to found mbcache entry can get freed
before we get buffer lock for that block. So we have to check whether
the entry is still valid after getting buffer lock.
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3ed01ec011d7..ecc37e103435 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -844,7 +844,6 @@ static void ext4_put_super(struct super_block *sb) ext4_release_system_zone(sb); ext4_mb_release(sb); ext4_ext_release(sb); - ext4_xattr_put_super(sb); if (!(sb->s_flags & MS_RDONLY)) { ext4_clear_feature_journal_needs_recovery(sb); @@ -3797,7 +3796,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) no_journal: if (ext4_mballoc_ready) { - sbi->s_mb_cache = ext4_xattr_create_cache(sb->s_id); + sbi->s_mb_cache = ext4_xattr_create_cache(); if (!sbi->s_mb_cache) { ext4_msg(sb, KERN_ERR, "Failed to create an mb_cache"); goto failed_mount_wq; @@ -4027,6 +4026,10 @@ failed_mount4: if (EXT4_SB(sb)->rsv_conversion_wq) destroy_workqueue(EXT4_SB(sb)->rsv_conversion_wq); failed_mount_wq: + if (sbi->s_mb_cache) { + ext4_xattr_destroy_cache(sbi->s_mb_cache); + sbi->s_mb_cache = NULL; + } if (sbi->s_journal) { jbd2_journal_destroy(sbi->s_journal); sbi->s_journal = NULL; |