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authorRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>2009-06-08 01:39:33 +0900
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-11 21:36:18 -0400
commitaa7dfb8954ccf49e026ba13d12991a4eb7defb96 (patch)
treeff2d6cf81629322906bd0cea1423e9efe516ffee /fs/nilfs2/the_nilfs.c
parente59399d0102c1813cec48db5cebe1750313f88a0 (diff)
downloadlinux-aa7dfb8954ccf49e026ba13d12991a4eb7defb96.tar.bz2
nilfs2: get rid of bd_mount_sem use from nilfs
This will remove every bd_mount_sem use in nilfs. The intended exclusion control was replaced by the previous patch ("nilfs2: correct exclusion control in nilfs_remount function") for nilfs_remount(), and this patch will replace remains with a new mutex that this inserts in nilfs object. Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/nilfs2/the_nilfs.c')
-rw-r--r--fs/nilfs2/the_nilfs.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 06e8dfd538d6..e4e5c78bcc93 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -73,6 +73,7 @@ static struct the_nilfs *alloc_nilfs(struct block_device *bdev)
atomic_set(&nilfs->ns_ndirtyblks, 0);
init_rwsem(&nilfs->ns_sem);
init_rwsem(&nilfs->ns_super_sem);
+ mutex_init(&nilfs->ns_mount_mutex);
mutex_init(&nilfs->ns_writer_mutex);
INIT_LIST_HEAD(&nilfs->ns_list);
INIT_LIST_HEAD(&nilfs->ns_supers);