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| author | Xiubo Li <xiubli@redhat.com> | 2023-11-16 10:56:24 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2024-01-15 15:40:51 +0100 |
| commit | 6df89bf220fdac9f40b0d35cd132eef54cf99d4b (patch) | |
| tree | 5e72db6fef71a67cf7a88ae7bc8c98f63eb5b6d8 /fs/ceph | |
| parent | 66207de308df82242da0bf88035b24bcd4377562 (diff) | |
| download | linux-6df89bf220fdac9f40b0d35cd132eef54cf99d4b.tar.gz linux-6df89bf220fdac9f40b0d35cd132eef54cf99d4b.tar.bz2 linux-6df89bf220fdac9f40b0d35cd132eef54cf99d4b.zip | |
ceph: send oldest_client_tid when renewing caps
Update the oldest_client_tid via the session renew caps msg to
make sure that the MDSs won't pile up the completed request list
in a very large size.
[ idryomov: drop inapplicable comment ]
Link: https://tracker.ceph.com/issues/63364
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph')
| -rw-r--r-- | fs/ceph/mds_client.c | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index a7eb722c1b48..6cfeba08a360 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -1579,6 +1579,9 @@ create_session_full_msg(struct ceph_mds_client *mdsc, int op, u64 seq) size = METRIC_BYTES(count); extra_bytes += 2 + 4 + 4 + size; + /* flags, mds auth caps and oldest_client_tid */ + extra_bytes += 4 + 4 + 8; + /* Allocate the message */ msg = ceph_msg_new(CEPH_MSG_CLIENT_SESSION, sizeof(*h) + extra_bytes, GFP_NOFS, false); @@ -1597,9 +1600,9 @@ create_session_full_msg(struct ceph_mds_client *mdsc, int op, u64 seq) * Serialize client metadata into waiting buffer space, using * the format that userspace expects for map<string, string> * - * ClientSession messages with metadata are v4 + * ClientSession messages with metadata are v7 */ - msg->hdr.version = cpu_to_le16(4); + msg->hdr.version = cpu_to_le16(7); msg->hdr.compat_version = cpu_to_le16(1); /* The write pointer, following the session_head structure */ @@ -1635,6 +1638,15 @@ create_session_full_msg(struct ceph_mds_client *mdsc, int op, u64 seq) return ERR_PTR(ret); } + /* version == 5, flags */ + ceph_encode_32(&p, 0); + + /* version == 6, mds auth caps */ + ceph_encode_32(&p, 0); + + /* version == 7, oldest_client_tid */ + ceph_encode_64(&p, mdsc->oldest_tid); + msg->front.iov_len = p - msg->front.iov_base; msg->hdr.front_len = cpu_to_le32(msg->front.iov_len); @@ -2030,10 +2042,10 @@ static int send_renew_caps(struct ceph_mds_client *mdsc, doutc(cl, "to mds%d (%s)\n", session->s_mds, ceph_mds_state_name(state)); - msg = ceph_create_session_msg(CEPH_SESSION_REQUEST_RENEWCAPS, + msg = create_session_full_msg(mdsc, CEPH_SESSION_REQUEST_RENEWCAPS, ++session->s_renew_seq); - if (!msg) - return -ENOMEM; + if (IS_ERR(msg)) + return PTR_ERR(msg); ceph_con_send(&session->s_con, msg); return 0; } |