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| author | Xiubo Li <xiubli@redhat.com> | 2023-07-25 12:03:59 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2023-08-02 00:13:02 +0200 |
| commit | e7e607bd00481745550389a29ecabe33e13d67cf (patch) | |
| tree | abea17b8ea26354393ddaa1123a7a8e126e7f8a9 /fs/ceph/super.c | |
| parent | 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 (diff) | |
| download | linux-e7e607bd00481745550389a29ecabe33e13d67cf.tar.gz linux-e7e607bd00481745550389a29ecabe33e13d67cf.tar.bz2 linux-e7e607bd00481745550389a29ecabe33e13d67cf.zip | |
ceph: defer stopping mdsc delayed_work
Flushing the dirty buffer may take a long time if the cluster is
overloaded or if there is network issue. So we should ping the
MDSs periodically to keep alive, else the MDS will blocklist
the kclient.
Cc: stable@vger.kernel.org
Link: https://tracker.ceph.com/issues/61843
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Milind Changire <mchangir@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/super.c')
| -rw-r--r-- | fs/ceph/super.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c index 3fc48b43cab0..a5f52013314d 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -1374,6 +1374,16 @@ static void ceph_kill_sb(struct super_block *s) ceph_mdsc_pre_umount(fsc->mdsc); flush_fs_workqueues(fsc); + /* + * Though the kill_anon_super() will finally trigger the + * sync_filesystem() anyway, we still need to do it here + * and then bump the stage of shutdown to stop the work + * queue as earlier as possible. + */ + sync_filesystem(s); + + fsc->mdsc->stopping = CEPH_MDSC_STOPPING_FLUSHED; + kill_anon_super(s); fsc->client->extra_mon_dispatch = NULL; |