From: Steve French Date: Sun, 22 May 2022 04:56:16 +0000 (-0500) Subject: smb3: add trace point for lease not found issue X-Git-Tag: v6.1-rc5~1228^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fb253d5ba3fcbd3b4216bcc37d019926f5e32ebb;p=platform%2Fkernel%2Flinux-starfive.git smb3: add trace point for lease not found issue When trying to debug problems with server sending us a lease we don't recognize, it would be helpful to have a dynamic trace point for this case. New tracepoint is called trace_smb3_lease_not_found Acked-by: Ronnie Sahlberg Signed-off-by: Steve French --- diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index 15b5d25..f236bea 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -656,6 +656,12 @@ smb2_is_valid_lease_break(char *buffer) } spin_unlock(&cifs_tcp_ses_lock); cifs_dbg(FYI, "Can not process lease break - no lease matched\n"); + trace_smb3_lease_not_found(le32_to_cpu(rsp->CurrentLeaseState), + le32_to_cpu(rsp->hdr.Id.SyncId.TreeId), + le64_to_cpu(rsp->hdr.SessionId), + *((u64 *)rsp->LeaseKey), + *((u64 *)&rsp->LeaseKey[8])); + return false; } diff --git a/fs/cifs/trace.h b/fs/cifs/trace.h index bc27961..09d3dfe 100644 --- a/fs/cifs/trace.h +++ b/fs/cifs/trace.h @@ -814,6 +814,7 @@ DEFINE_EVENT(smb3_lease_done_class, smb3_##name, \ TP_ARGS(lease_state, tid, sesid, lease_key_low, lease_key_high)) DEFINE_SMB3_LEASE_DONE_EVENT(lease_done); +DEFINE_SMB3_LEASE_DONE_EVENT(lease_not_found); DECLARE_EVENT_CLASS(smb3_lease_err_class, TP_PROTO(__u32 lease_state,