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List: linux-ext4
Subject: [PATCH 3/7] ext4: lost release of s_journal_flag_rwsem on rollback in ext4_fill_super
From: Vasily Averin <vvs () virtuozzo ! com>
Date: 2018-10-31 19:12:35
Message-ID: 2a41b591-ce2e-e4e1-d86a-e0fd18e77ccd () virtuozzo ! com
[Download RAW message or body]
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
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