Messages in this thread | | | Subject | Re: [v3] ceph: if we are blacklisted, __do_request returns directly | From | Jeff Layton <> | Date | Mon, 20 Apr 2020 08:16:45 -0400 |
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On Fri, 2020-04-17 at 19:07 +0800, Yanhu Cao wrote: > If we mount cephfs by the recover_session option, > __do_request can return directly until the client automatically reconnects. > > Signed-off-by: Yanhu Cao <gmayyyha@gmail.com> > --- > fs/ceph/mds_client.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c > index 486f91f9685b..16ac5e5f7f79 100644 > --- a/fs/ceph/mds_client.c > +++ b/fs/ceph/mds_client.c > @@ -2708,6 +2708,12 @@ static void __do_request(struct ceph_mds_client *mdsc, > > put_request_session(req); > > + if (mdsc->fsc->blacklisted && > + ceph_test_mount_opt(mdsc->fsc, CLEANRECOVER)) { > + err = -EBLACKLISTED; > + goto finish; > + } > +
Why check for CLEANRECOVER? If we're mounted with recover_session=no wouldn't we want to do the same thing here?
Either way, it's still blacklisted. The only difference is that it won't attempt to automatically recover the session that way.
> mds = __choose_mds(mdsc, req, &random); > if (mds < 0 || > ceph_mdsmap_get_state(mdsc->mdsmap, mds) < CEPH_MDS_STATE_ACTIVE) { -- Jeff Layton <jlayton@kernel.org>
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