From: Steve French Date: Mon, 30 Jul 2018 19:23:58 +0000 (-0500) Subject: smb3: add tracepoint for session expired or deleted X-Git-Tag: v4.19-rc1~177^2~24 X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=e68a932b0b8e38eaa2111fc3aab31ff66988f1c4;p=users%2Fjedix%2Flinux-maple.git smb3: add tracepoint for session expired or deleted In debugging reconnection problems, want to be able to more easily trace cases in which the server has marked the SMB3 session expired or deleted (to distinguish from timeout cases). Signed-off-by: Steve French Reviewed-by: Ronnie Sahlberg --- diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index dad6dc763200..314556c083f3 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -1483,7 +1483,11 @@ smb2_is_session_expired(char *buf) shdr->Status != STATUS_USER_SESSION_DELETED) return false; + trace_smb3_ses_expired(shdr->TreeId, shdr->SessionId, + le16_to_cpu(shdr->Command), + le64_to_cpu(shdr->MessageId)); cifs_dbg(FYI, "Session expired or deleted\n"); + return true; } diff --git a/fs/cifs/trace.h b/fs/cifs/trace.h index 67e413f6ee4d..0fdf2f5c07ba 100644 --- a/fs/cifs/trace.h +++ b/fs/cifs/trace.h @@ -281,6 +281,7 @@ DEFINE_EVENT(smb3_cmd_done_class, smb3_##name, \ TP_ARGS(tid, sesid, cmd, mid)) DEFINE_SMB3_CMD_DONE_EVENT(cmd_done); +DEFINE_SMB3_CMD_DONE_EVENT(ses_expired); DECLARE_EVENT_CLASS(smb3_exit_err_class, TP_PROTO(unsigned int xid,