From: Vasily Averin <vvs@virtuozzo.com>
To: linux-ext4@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>,
linux-kernel@vger.kernel.org,
Daeho Jeong <daeho.jeong@samsung.com>
Subject: [PATCH 3/7] ext4: lost release of s_journal_flag_rwsem on rollback in ext4_fill_super
Date: Wed, 31 Oct 2018 22:12:35 +0300 [thread overview]
Message-ID: <2a41b591-ce2e-e4e1-d86a-e0fd18e77ccd@virtuozzo.com> (raw)
In-Reply-To: <cover.1541011937.git.vvs@virtuozzo.com>
Fixes c8585c6fcaf2 ("ext4: fix races between changing inode journal ...") # 4.7
cc: Daeho Jeong <daeho.jeong@samsung.com>
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
---
fs/ext4/super.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index ed4d36506ec2..0c9e165b4e3f 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4511,6 +4511,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
percpu_counter_destroy(&sbi->s_freeinodes_counter);
percpu_counter_destroy(&sbi->s_dirs_counter);
percpu_counter_destroy(&sbi->s_dirtyclusters_counter);
+ percpu_free_rwsem(&sbi->s_journal_flag_rwsem);
failed_mount5:
ext4_ext_release(sb);
ext4_release_system_zone(sb);
--
2.17.1
next prev parent reply other threads:[~2018-10-31 19:12 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1541011937.git.vvs@virtuozzo.com>
2018-10-31 19:12 ` [PATCH 1/7] ext4: lost brelse in __ext4_read_dirblock() Vasily Averin
2018-11-07 15:25 ` Theodore Y. Ts'o
2018-11-07 17:18 ` Vasily Averin
2018-11-07 17:30 ` [PATCH v2] " Vasily Averin
2018-11-08 3:38 ` Theodore Y. Ts'o
2018-10-31 19:12 ` [PATCH 2/7] ext4: possible sbi->s_group_desc leak in ext4_fill_super Vasily Averin
2018-11-07 15:33 ` Theodore Y. Ts'o
2018-10-31 19:12 ` Vasily Averin [this message]
2018-11-07 15:57 ` [PATCH 3/7] ext4: lost release of s_journal_flag_rwsem on rollback " Theodore Y. Ts'o
2018-10-31 19:12 ` [PATCH 4/7] ext4: lost brelse in ext4_xattr_get_block() Vasily Averin
2018-11-07 16:02 ` Theodore Y. Ts'o
2018-10-31 19:12 ` [PATCH 5/7] ext4: bs.bh cleanup before re-using in ext4_xattr_block_find() Vasily Averin
2018-11-07 16:08 ` Theodore Y. Ts'o
2018-10-31 19:13 ` [PATCH 6/7] ext4: lost brelse in ext4_xattr_move_to_block() Vasily Averin
2018-11-07 13:50 ` Jan Kara
2018-11-07 16:11 ` Theodore Y. Ts'o
2018-10-31 19:13 ` [PATCH 7/7] ext4: lost brelse in ext4_expand_extra_isize_ea() Vasily Averin
2018-11-08 3:22 ` Theodore Y. Ts'o
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