From: Xiubo Li xiubli@redhat.com
[ Upstream commit 8b0da5c549ae63ba1debd92a350f90773cb4bfe7 ]
When the msgs are corrupted we need to dump them and then it will be easier to dig what has happened and where the issue is.
Signed-off-by: Xiubo Li xiubli@redhat.com Reviewed-by: Milind Changire mchangir@redhat.com Signed-off-by: Ilya Dryomov idryomov@gmail.com Signed-off-by: Sasha Levin sashal@kernel.org --- fs/ceph/mds_client.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 83c4abff496da..5fb367b1d4b06 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -645,6 +645,7 @@ static int parse_reply_info(struct ceph_mds_session *s, struct ceph_msg *msg, err = -EIO; out_bad: pr_err("mds parse_reply err %d\n", err); + ceph_msg_dump(msg); return err; }
@@ -3538,6 +3539,7 @@ static void handle_forward(struct ceph_mds_client *mdsc,
bad: pr_err("mdsc_handle_forward decode error err=%d\n", err); + ceph_msg_dump(msg); }
static int __decode_session_metadata(void **p, void *end, @@ -5258,6 +5260,7 @@ void ceph_mdsc_handle_fsmap(struct ceph_mds_client *mdsc, struct ceph_msg *msg) bad: pr_err("error decoding fsmap %d. Shutting down mount.\n", err); ceph_umount_begin(mdsc->fsc->sb); + ceph_msg_dump(msg); err_out: mutex_lock(&mdsc->mutex); mdsc->mdsmap_err = err; @@ -5326,6 +5329,7 @@ void ceph_mdsc_handle_mdsmap(struct ceph_mds_client *mdsc, struct ceph_msg *msg) bad: pr_err("error decoding mdsmap %d. Shutting down mount.\n", err); ceph_umount_begin(mdsc->fsc->sb); + ceph_msg_dump(msg); return; }