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| author | Sage Weil <sage@newdream.net> | 2009-10-14 14:09:07 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2009-10-14 14:09:07 -0700 |
| commit | f2cf418cec8d61df0651a0140a92a8c75246e14f (patch) | |
| tree | 606533d3b5a41d75e6e1954aae1de94ef85df58b /fs/ceph/super.c | |
| parent | c89136ea4253c73e89e97f5138bb22d97ad9f564 (diff) | |
| download | lwn-f2cf418cec8d61df0651a0140a92a8c75246e14f.tar.gz lwn-f2cf418cec8d61df0651a0140a92a8c75246e14f.zip | |
ceph: initialize sb->s_bdi, bdi_unregister after kill_anon_super
Writeback doesn't work without the bdi set, and writeback on
umount doesn't work if we unregister the bdi too early.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/super.c')
| -rw-r--r-- | fs/ceph/super.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c index 442a9900317e..7f7d4759a443 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -97,6 +97,7 @@ static int ceph_syncfs(struct super_block *sb, int wait) dout("sync_fs %d\n", wait); ceph_osdc_sync(&ceph_client(sb)->osdc); ceph_mdsc_sync(&ceph_client(sb)->mdsc); + dout("sync_fs %d done\n", wait); return 0; } @@ -777,6 +778,7 @@ static int ceph_init_bdi(struct super_block *sb, struct ceph_client *client) err = bdi_init(&client->backing_dev_info); if (err < 0) return err; + sb->s_bdi = &client->backing_dev_info; /* set ra_pages based on rsize mount option? */ if (client->mount_args.rsize >= PAGE_CACHE_SIZE) @@ -861,8 +863,8 @@ static void ceph_kill_sb(struct super_block *s) struct ceph_client *client = ceph_sb_to_client(s); dout("kill_sb %p\n", s); ceph_mdsc_pre_umount(&client->mdsc); - bdi_unregister(&client->backing_dev_info); kill_anon_super(s); /* will call put_super after sb is r/o */ + bdi_unregister(&client->backing_dev_info); bdi_destroy(&client->backing_dev_info); ceph_destroy_client(client); } |