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-rw-r--r--fs/ext4/super.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 876e1c6..511997e 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1621,6 +1621,7 @@ static int ext4_check_descriptors(struct super_block *sb)
"(block %llu)!", i, inode_table);
return 0;
}
+ spin_lock(sb_bgl_lock(sbi, i));
if (!ext4_group_desc_csum_verify(sbi, i, gdp)) {
printk(KERN_ERR "EXT4-fs: ext4_check_descriptors: "
"Checksum for group %lu failed (%u!=%u)\n",
@@ -1629,6 +1630,7 @@ static int ext4_check_descriptors(struct super_block *sb)
if (!(sb->s_flags & MS_RDONLY))
return 0;
}
+ spin_unlock(sb_bgl_lock(sbi, i));
if (!flexbg_flag)
first_block += EXT4_BLOCKS_PER_GROUP(sb);
}