On Mon, Nov 18, 2024 at 5:55 AM Ilya Dryomov <idryomov@xxxxxxxxx> wrote: > > On Tue, Oct 22, 2024 at 4:49 PM Patrick Donnelly <batrick@xxxxxxxxxxxx> wrote: > > > > See also ceph.git commit: "include/ceph_fs: correct ceph_mds_cap_peer field name". > > > > See-also: https://tracker.ceph.com/issues/66704 > > Signed-off-by: Patrick Donnelly <pdonnell@xxxxxxxxxx> > > --- > > fs/ceph/caps.c | 23 ++++++++++++----------- > > include/linux/ceph/ceph_fs.h | 2 +- > > 2 files changed, 13 insertions(+), 12 deletions(-) > > > > diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c > > index bed34fc11c91..88a674cf27a8 100644 > > --- a/fs/ceph/caps.c > > +++ b/fs/ceph/caps.c > > @@ -4086,17 +4086,17 @@ static void handle_cap_export(struct inode *inode, struct ceph_mds_caps *ex, > > struct ceph_inode_info *ci = ceph_inode(inode); > > u64 t_cap_id; > > unsigned mseq = le32_to_cpu(ex->migrate_seq); > > - unsigned t_seq, t_mseq; > > + unsigned t_issue_seq, t_mseq; > > int target, issued; > > int mds = session->s_mds; > > > > if (ph) { > > t_cap_id = le64_to_cpu(ph->cap_id); > > - t_seq = le32_to_cpu(ph->seq); > > + t_issue_seq = le32_to_cpu(ph->issue_seq); > > t_mseq = le32_to_cpu(ph->mseq); > > target = le32_to_cpu(ph->mds); > > } else { > > - t_cap_id = t_seq = t_mseq = 0; > > + t_cap_id = t_issue_seq = t_mseq = 0; > > target = -1; > > } > > > > @@ -4134,12 +4134,12 @@ static void handle_cap_export(struct inode *inode, struct ceph_mds_caps *ex, > > if (tcap) { > > /* already have caps from the target */ > > if (tcap->cap_id == t_cap_id && > > - ceph_seq_cmp(tcap->seq, t_seq) < 0) { > > + ceph_seq_cmp(tcap->seq, t_issue_seq) < 0) { > > doutc(cl, " updating import cap %p mds%d\n", tcap, > > target); > > tcap->cap_id = t_cap_id; > > - tcap->seq = t_seq - 1; > > - tcap->issue_seq = t_seq - 1; > > + tcap->seq = t_issue_seq - 1; > > + tcap->issue_seq = t_issue_seq - 1; > > tcap->issued |= issued; > > tcap->implemented |= issued; > > if (cap == ci->i_auth_cap) { > > @@ -4154,7 +4154,7 @@ static void handle_cap_export(struct inode *inode, struct ceph_mds_caps *ex, > > int flag = (cap == ci->i_auth_cap) ? CEPH_CAP_FLAG_AUTH : 0; > > tcap = new_cap; > > ceph_add_cap(inode, tsession, t_cap_id, issued, 0, > > - t_seq - 1, t_mseq, (u64)-1, flag, &new_cap); > > + t_issue_seq - 1, t_mseq, (u64)-1, flag, &new_cap); > > > > if (!list_empty(&ci->i_cap_flush_list) && > > ci->i_auth_cap == tcap) { > > @@ -4268,14 +4268,14 @@ static void handle_cap_import(struct ceph_mds_client *mdsc, > > doutc(cl, " remove export cap %p mds%d flags %d\n", > > ocap, peer, ph->flags); > > if ((ph->flags & CEPH_CAP_FLAG_AUTH) && > > - (ocap->seq != le32_to_cpu(ph->seq) || > > + (ocap->seq != le32_to_cpu(ph->issue_seq) || > > ocap->mseq != le32_to_cpu(ph->mseq))) { > > pr_err_ratelimited_client(cl, "mismatched seq/mseq: " > > "%p %llx.%llx mds%d seq %d mseq %d" > > " importer mds%d has peer seq %d mseq %d\n", > > inode, ceph_vinop(inode), peer, > > ocap->seq, ocap->mseq, mds, > > - le32_to_cpu(ph->seq), > > + le32_to_cpu(ph->issue_seq), > > le32_to_cpu(ph->mseq)); > > } > > ceph_remove_cap(mdsc, ocap, (ph->flags & CEPH_CAP_FLAG_RELEASE)); > > @@ -4350,7 +4350,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, > > struct ceph_snap_realm *realm = NULL; > > int op; > > int msg_version = le16_to_cpu(msg->hdr.version); > > - u32 seq, mseq; > > + u32 seq, mseq, issue_seq; > > struct ceph_vino vino; > > void *snaptrace; > > size_t snaptrace_len; > > @@ -4375,6 +4375,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, > > vino.snap = CEPH_NOSNAP; > > seq = le32_to_cpu(h->seq); > > mseq = le32_to_cpu(h->migrate_seq); > > + issue_seq = le32_to_cpu(h->issue_seq); > > > > snaptrace = h + 1; > > snaptrace_len = le32_to_cpu(h->snap_trace_len); > > @@ -4598,7 +4599,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, > > cap->cap_id = le64_to_cpu(h->cap_id); > > cap->mseq = mseq; > > cap->seq = seq; > > - cap->issue_seq = seq; > > + cap->issue_seq = issue_seq; > > Hi Patrick, > > This isn't just a rename -- a different field is decoded and assigned > to cap->issue_seq now. What is the impact of this change and should it > be mentioned in the commit message? You are right. This change slipped in by accident with some other changes I have not yet pushed. I will revert this one. -- Patrick Donnelly, Ph.D. He / Him / His Red Hat Partner Engineer IBM, Inc. GPG: 19F28A586F808C2402351B93C3301A3E258DD79D
