From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756239AbdBPAiZ (ORCPT ); Wed, 15 Feb 2017 19:38:25 -0500 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:52154 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752138AbdBOWvO (ORCPT ); Wed, 15 Feb 2017 17:51:14 -0500 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Benjamin Block" , "Martin K. Petersen" , "Steffen Maier" , "Hannes Reinecke" Date: Wed, 15 Feb 2017 22:41:34 +0000 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.2 005/126] zfcp: retain trace level for SCSI and HBA FSF response records In-Reply-To: X-SA-Exim-Connect-IP: 2a02:8011:400e:2:6f00:88c8:c921:d332 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 3.2.85-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Steffen Maier commit 35f040df97fa0e94c7851c054ec71533c88b4b81 upstream. While retaining the actual filtering according to trace level, the following commits started to write such filtered records with a hardcoded record level of 1 instead of the actual record level: commit 250a1352b95e1db3216e5c5d4f4365bea5122f4a ("[SCSI] zfcp: Redesign of the debug tracing for SCSI records.") commit a54ca0f62f953898b05549391ac2a8a4dad6482b ("[SCSI] zfcp: Redesign of the debug tracing for HBA records.") Now we can distinguish written records again for offline level filtering. Signed-off-by: Steffen Maier Fixes: 250a1352b95e ("[SCSI] zfcp: Redesign of the debug tracing for SCSI records.") Fixes: a54ca0f62f95 ("[SCSI] zfcp: Redesign of the debug tracing for HBA records.") Reviewed-by: Benjamin Block Reviewed-by: Hannes Reinecke Signed-off-by: Martin K. Petersen [bwh: Backported to 3.2: adjust context] Signed-off-by: Ben Hutchings --- drivers/s390/scsi/zfcp_dbf.c | 11 ++++++----- drivers/s390/scsi/zfcp_dbf.h | 4 ++-- drivers/s390/scsi/zfcp_ext.h | 7 ++++--- 3 files changed, 12 insertions(+), 10 deletions(-) --- a/drivers/s390/scsi/zfcp_dbf.c +++ b/drivers/s390/scsi/zfcp_dbf.c @@ -3,7 +3,7 @@ * * Debug traces for zfcp. * - * Copyright IBM Corporation 2002, 2010 + * Copyright IBM Corp. 2002, 2015 */ #define KMSG_COMPONENT "zfcp" @@ -58,7 +58,7 @@ void zfcp_dbf_pl_write(struct zfcp_dbf * * @tag: tag indicating which kind of unsolicited status has been received * @req: request for which a response was received */ -void zfcp_dbf_hba_fsf_res(char *tag, struct zfcp_fsf_req *req) +void zfcp_dbf_hba_fsf_res(char *tag, int level, struct zfcp_fsf_req *req) { struct zfcp_dbf *dbf = req->adapter->dbf; struct fsf_qtcb_prefix *q_pref = &req->qtcb->prefix; @@ -90,7 +90,7 @@ void zfcp_dbf_hba_fsf_res(char *tag, str rec->pl_len, "fsf_res", req->req_id); } - debug_event(dbf->hba, 1, rec, sizeof(*rec)); + debug_event(dbf->hba, level, rec, sizeof(*rec)); spin_unlock_irqrestore(&dbf->hba_lock, flags); } @@ -392,7 +392,8 @@ void zfcp_dbf_san_in_els(char *tag, stru * @sc: pointer to struct scsi_cmnd * @fsf: pointer to struct zfcp_fsf_req */ -void zfcp_dbf_scsi(char *tag, struct scsi_cmnd *sc, struct zfcp_fsf_req *fsf) +void zfcp_dbf_scsi(char *tag, int level, struct scsi_cmnd *sc, + struct zfcp_fsf_req *fsf) { struct zfcp_adapter *adapter = (struct zfcp_adapter *) sc->device->host->hostdata[0]; @@ -434,7 +435,7 @@ void zfcp_dbf_scsi(char *tag, struct scs } } - debug_event(dbf->scsi, 1, rec, sizeof(*rec)); + debug_event(dbf->scsi, level, rec, sizeof(*rec)); spin_unlock_irqrestore(&dbf->scsi_lock, flags); } --- a/drivers/s390/scsi/zfcp_dbf.h +++ b/drivers/s390/scsi/zfcp_dbf.h @@ -284,7 +284,7 @@ static inline void zfcp_dbf_hba_fsf_resp(char *tag, int level, struct zfcp_fsf_req *req) { if (level <= req->adapter->dbf->hba->level) - zfcp_dbf_hba_fsf_res(tag, req); + zfcp_dbf_hba_fsf_res(tag, level, req); } /** @@ -323,7 +323,7 @@ void _zfcp_dbf_scsi(char *tag, int level scmd->device->host->hostdata[0]; if (level <= adapter->dbf->scsi->level) - zfcp_dbf_scsi(tag, scmd, req); + zfcp_dbf_scsi(tag, level, scmd, req); } /** --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -3,7 +3,7 @@ * * External function declarations. * - * Copyright IBM Corporation 2002, 2010 + * Copyright IBM Corp. 2002, 2015 */ #ifndef ZFCP_EXT_H @@ -50,7 +50,7 @@ extern void zfcp_dbf_rec_trig(char *, st struct zfcp_port *, struct scsi_device *, u8, u8); extern void zfcp_dbf_rec_run(char *, struct zfcp_erp_action *); extern void zfcp_dbf_hba_fsf_uss(char *, struct zfcp_fsf_req *); -extern void zfcp_dbf_hba_fsf_res(char *, struct zfcp_fsf_req *); +extern void zfcp_dbf_hba_fsf_res(char *, int, struct zfcp_fsf_req *); extern void zfcp_dbf_hba_bit_err(char *, struct zfcp_fsf_req *); extern void zfcp_dbf_hba_berr(struct zfcp_dbf *, struct zfcp_fsf_req *); extern void zfcp_dbf_hba_def_err(struct zfcp_adapter *, u64, u16, void **); @@ -58,7 +58,8 @@ extern void zfcp_dbf_hba_basic(char *, s extern void zfcp_dbf_san_req(char *, struct zfcp_fsf_req *, u32); extern void zfcp_dbf_san_res(char *, struct zfcp_fsf_req *); extern void zfcp_dbf_san_in_els(char *, struct zfcp_fsf_req *); -extern void zfcp_dbf_scsi(char *, struct scsi_cmnd *, struct zfcp_fsf_req *); +extern void zfcp_dbf_scsi(char *, int, struct scsi_cmnd *, + struct zfcp_fsf_req *); /* zfcp_erp.c */ extern void zfcp_erp_set_adapter_status(struct zfcp_adapter *, u32);