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sysv: Add forgotten superblock lock init for v7 fs 

Superblock lock was replaced with (un)lock_super() removal, but left
uninitialized for Seventh Edition UNIX filesystem in the following commit (3.7):
c07cb01 sysv: drop lock/unlock super

Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Lubomir Rintel 2013-09-18 12:39:16 +02:00 committed by Al Viro
parent 15c03dd485
commit 4947555584
1 changed files with 1 additions and 0 deletions
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fs/sysv/super.c
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@ -487,6 +487,7 @@ static int v7_fill_super(struct super_block *sb, void *data, int silent)
sbi->s_sb = sb;
sbi->s_block_base = 0;
sbi->s_type = FSTYPE_V7;
mutex_init(&sbi->s_lock);
sb->s_fs_info = sbi;
sb_set_blocksize(sb, 512);