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ceph: use kill_anon_super helper 

ceph open-codes this around some other activity and the rationale
for it isn't clear. There is no need to delay free_anon_bdev until
the end of kill_sb.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Jeff Layton 2020-09-11 15:19:00 -04:00 committed by Ilya Dryomov
parent 1dd8d47081
commit 470a5c77ea
1 changed files with 1 additions and 3 deletions
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4
fs/ceph/super.c
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@ -1205,14 +1205,13 @@ static int ceph_init_fs_context(struct fs_context *fc)
static void ceph_kill_sb(struct super_block *s) static void ceph_kill_sb(struct super_block *s)
{ {
struct ceph_fs_client *fsc = ceph_sb_to_client(s); struct ceph_fs_client *fsc = ceph_sb_to_client(s);
dev_t dev = s->s_dev;
dout("kill_sb %p\n", s); dout("kill_sb %p\n", s);
ceph_mdsc_pre_umount(fsc->mdsc); ceph_mdsc_pre_umount(fsc->mdsc);
flush_fs_workqueues(fsc); flush_fs_workqueues(fsc);
generic_shutdown_super(s); kill_anon_super(s);
fsc->client->extra_mon_dispatch = NULL; fsc->client->extra_mon_dispatch = NULL;
ceph_fs_debugfs_cleanup(fsc); ceph_fs_debugfs_cleanup(fsc);
@ -1220,7 +1219,6 @@ static void ceph_kill_sb(struct super_block *s)
ceph_fscache_unregister_fs(fsc); ceph_fscache_unregister_fs(fsc);
destroy_fs_client(fsc); destroy_fs_client(fsc);
free_anon_bdev(dev);
} }
static struct file_system_type ceph_fs_type = { static struct file_system_type ceph_fs_type = {