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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/mds_client.c | |
| parent | 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 (diff) | |
| download | lwn-e7e607bd00481745550389a29ecabe33e13d67cf.tar.gz lwn-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/mds_client.c')
| -rw-r--r-- | fs/ceph/mds_client.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 66048a86c480..5fb367b1d4b0 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -4764,7 +4764,7 @@ static void delayed_work(struct work_struct *work) dout("mdsc delayed_work\n"); - if (mdsc->stopping) + if (mdsc->stopping >= CEPH_MDSC_STOPPING_FLUSHED) return; mutex_lock(&mdsc->mutex); @@ -4943,7 +4943,7 @@ void send_flush_mdlog(struct ceph_mds_session *s) void ceph_mdsc_pre_umount(struct ceph_mds_client *mdsc) { dout("pre_umount\n"); - mdsc->stopping = 1; + mdsc->stopping = CEPH_MDSC_STOPPING_BEGIN; ceph_mdsc_iterate_sessions(mdsc, send_flush_mdlog, true); ceph_mdsc_iterate_sessions(mdsc, lock_unlock_session, false); |