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From: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
To: linux-scsi@vger.kernel.org, martin.petersen@oracle.com
Cc: suganath-prabu.subramani@broadcom.com,
	sathya.prakash@broadcom.com,
	Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Subject: [PATCH v1 08/10] mpt3sas: Print function name in which cmd timed out
Date: Thu, 26 Dec 2019 06:13:31 -0500	[thread overview]
Message-ID: <20191226111333.26131-9-sreekanth.reddy@broadcom.com> (raw)
In-Reply-To: <20191226111333.26131-1-sreekanth.reddy@broadcom.com>

Print the function name in which MPT command got
timed out. So that it will be easy to analyze in which
path corresponding MPT command got timeout in first
failure instance of log itself.

Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
---
 drivers/scsi/mpt3sas/mpt3sas_base.c   | 14 ++++++-------
 drivers/scsi/mpt3sas/mpt3sas_base.h   |  5 +++++
 drivers/scsi/mpt3sas/mpt3sas_config.c |  7 ++++---
 drivers/scsi/mpt3sas/mpt3sas_ctl.c    | 30 +++++++++++++--------------
 drivers/scsi/mpt3sas/mpt3sas_scsih.c  | 15 +++++++-------
 5 files changed, 38 insertions(+), 33 deletions(-)

diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
index 3b6e13d..aa43c66 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
@@ -5984,10 +5984,9 @@ mpt3sas_base_sas_iounit_control(struct MPT3SAS_ADAPTER *ioc,
 	    ioc->ioc_link_reset_in_progress)
 		ioc->ioc_link_reset_in_progress = 0;
 	if (!(ioc->base_cmds.status & MPT3_CMD_COMPLETE)) {
-		issue_reset =
-			mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->base_cmds.status, mpi_request,
-				sizeof(Mpi2SasIoUnitControlRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc, ioc->base_cmds.status,
+		    mpi_request, sizeof(Mpi2SasIoUnitControlRequest_t)/4,
+		    issue_reset);
 		goto issue_host_reset;
 	}
 	if (ioc->base_cmds.status & MPT3_CMD_REPLY_VALID)
@@ -6060,10 +6059,9 @@ mpt3sas_base_scsi_enclosure_processor(struct MPT3SAS_ADAPTER *ioc,
 	wait_for_completion_timeout(&ioc->base_cmds.done,
 	    msecs_to_jiffies(10000));
 	if (!(ioc->base_cmds.status & MPT3_CMD_COMPLETE)) {
-		issue_reset =
-			mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->base_cmds.status, mpi_request,
-				sizeof(Mpi2SepRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->base_cmds.status, mpi_request,
+		    sizeof(Mpi2SepRequest_t)/4, issue_reset);
 		goto issue_host_reset;
 	}
 	if (ioc->base_cmds.status & MPT3_CMD_REPLY_VALID)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index 9a097c0..6ab726b 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -1579,6 +1579,11 @@ mpt3sas_wait_for_commands_to_complete(struct MPT3SAS_ADAPTER *ioc);
 
 u8 mpt3sas_base_check_cmd_timeout(struct MPT3SAS_ADAPTER *ioc,
 	u8 status, void *mpi_request, int sz);
+#define mpt3sas_check_cmd_timeout(ioc, status, mpi_request, sz, issue_reset) \
+do {	ioc_err(ioc, "In func: %s\n", __func__); \
+	issue_reset = mpt3sas_base_check_cmd_timeout(ioc, \
+	status, mpi_request, sz); } while (0)
+
 int mpt3sas_wait_for_ioc(struct MPT3SAS_ADAPTER *ioc, int wait_count);
 
 /* scsih shared API */
diff --git a/drivers/scsi/mpt3sas/mpt3sas_config.c b/drivers/scsi/mpt3sas/mpt3sas_config.c
index 9912ea4..62ddf53 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_config.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_config.c
@@ -303,6 +303,7 @@ _config_request(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 	u8 retry_count, issue_host_reset = 0;
 	struct config_request mem;
 	u32 ioc_status = UINT_MAX;
+	u8 issue_reset = 0;
 
 	mutex_lock(&ioc->config_cmds.mutex);
 	if (ioc->config_cmds.status != MPT3_CMD_NOT_USED) {
@@ -385,9 +386,9 @@ _config_request(struct MPT3SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 		if (!(ioc->logging_level & MPT_DEBUG_CONFIG))
 			_config_display_some_debug(ioc,
 			    smid, "config_request", NULL);
-		mpt3sas_base_check_cmd_timeout(ioc,
-			ioc->config_cmds.status, mpi_request,
-			sizeof(Mpi2ConfigRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->config_cmds.status, mpi_request,
+		    sizeof(Mpi2ConfigRequest_t)/4, issue_reset);
 		retry_count++;
 		if (ioc->config_cmds.smid == smid)
 			mpt3sas_base_free_smid(ioc, smid);
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 7a9df9c..62e5528 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -1028,10 +1028,9 @@ _ctl_do_mpt_command(struct MPT3SAS_ADAPTER *ioc, struct mpt3_ioctl_command karg,
 		ioc->ignore_loginfos = 0;
 	}
 	if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
-		issue_reset =
-			mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->ctl_cmds.status, mpi_request,
-				karg.data_sge_offset);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->ctl_cmds.status, mpi_request,
+		    karg.data_sge_offset, issue_reset);
 		goto issue_host_reset;
 	}
 
@@ -1741,10 +1740,9 @@ _ctl_diag_register_2(struct MPT3SAS_ADAPTER *ioc,
 	    MPT3_IOCTL_DEFAULT_TIMEOUT*HZ);
 
 	if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
-		issue_reset =
-			mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->ctl_cmds.status, mpi_request,
-				sizeof(Mpi2DiagBufferPostRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->ctl_cmds.status, mpi_request,
+		    sizeof(Mpi2DiagBufferPostRequest_t)/4, issue_reset);
 		goto issue_host_reset;
 	}
 
@@ -2116,6 +2114,7 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
 	u16 ioc_status;
 	u32 ioc_state;
 	int rc;
+	u8 reset_needed = 0;
 
 	dctlprintk(ioc, ioc_info(ioc, "%s\n",
 				 __func__));
@@ -2123,6 +2122,7 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
 	rc = 0;
 	*issue_reset = 0;
 
+
 	ioc_state = mpt3sas_base_get_iocstate(ioc, 1);
 	if (ioc_state != MPI2_IOC_STATE_OPERATIONAL) {
 		if (ioc->diag_buffer_status[buffer_type] &
@@ -2165,9 +2165,10 @@ mpt3sas_send_diag_release(struct MPT3SAS_ADAPTER *ioc, u8 buffer_type,
 	    MPT3_IOCTL_DEFAULT_TIMEOUT*HZ);
 
 	if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
-		*issue_reset = mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->ctl_cmds.status, mpi_request,
-				sizeof(Mpi2DiagReleaseRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->ctl_cmds.status, mpi_request,
+		    sizeof(Mpi2DiagReleaseRequest_t)/4, reset_needed);
+		 *issue_reset = reset_needed;
 		rc = -EFAULT;
 		goto out;
 	}
@@ -2425,10 +2426,9 @@ _ctl_diag_read_buffer(struct MPT3SAS_ADAPTER *ioc, void __user *arg)
 	    MPT3_IOCTL_DEFAULT_TIMEOUT*HZ);
 
 	if (!(ioc->ctl_cmds.status & MPT3_CMD_COMPLETE)) {
-		issue_reset =
-			mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->ctl_cmds.status, mpi_request,
-				sizeof(Mpi2DiagBufferPostRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->ctl_cmds.status, mpi_request,
+		    sizeof(Mpi2DiagBufferPostRequest_t)/4, issue_reset);
 		goto issue_host_reset;
 	}
 
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 68f40e3..b33fff8 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -2730,6 +2730,7 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun,
 	u16 smid = 0;
 	u32 ioc_state;
 	int rc;
+	u8 issue_reset = 0;
 
 	lockdep_assert_held(&ioc->tm_cmds.mutex);
 
@@ -2789,9 +2790,10 @@ mpt3sas_scsih_issue_tm(struct MPT3SAS_ADAPTER *ioc, u16 handle, u64 lun,
 	ioc->put_smid_hi_priority(ioc, smid, msix_task);
 	wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ);
 	if (!(ioc->tm_cmds.status & MPT3_CMD_COMPLETE)) {
-		if (mpt3sas_base_check_cmd_timeout(ioc,
-			ioc->tm_cmds.status, mpi_request,
-			sizeof(Mpi2SCSITaskManagementRequest_t)/4)) {
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->tm_cmds.status, mpi_request,
+		    sizeof(Mpi2SCSITaskManagementRequest_t)/4, issue_reset);
+		if (issue_reset) {
 			rc = mpt3sas_base_hard_reset_handler(ioc,
 					FORCE_BIG_HAMMER);
 			rc = (!rc) ? SUCCESS : FAILED;
@@ -7759,10 +7761,9 @@ _scsih_ir_fastpath(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phys_disk_num)
 	wait_for_completion_timeout(&ioc->scsih_cmds.done, 10*HZ);
 
 	if (!(ioc->scsih_cmds.status & MPT3_CMD_COMPLETE)) {
-		issue_reset =
-			mpt3sas_base_check_cmd_timeout(ioc,
-				ioc->scsih_cmds.status, mpi_request,
-				sizeof(Mpi2RaidActionRequest_t)/4);
+		mpt3sas_check_cmd_timeout(ioc,
+		    ioc->scsih_cmds.status, mpi_request,
+		    sizeof(Mpi2RaidActionRequest_t)/4, issue_reset);
 		rc = -EFAULT;
 		goto out;
 	}
-- 
2.18.1


  parent reply	other threads:[~2019-12-26 11:14 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-12-26 11:13 [PATCH v1 00/10] mpt3sas: Enhancements of phase14 Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 01/10] mpt3sas: Update MPI Headers to v02.00.57 Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 02/10] mpt3sas: Add support for NVMe shutdown Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 03/10] mpt3sas: renamed _base_after_reset_handler function Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 04/10] mpt3sas: Add support IOCs new state named COREDUMP Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 05/10] mpt3sas: Handle CoreDump state from watchdog thread Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 06/10] mpt3sas: print in which path firmware fault occurred Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 07/10] mpt3sas: Optimize mpt3sas driver logging Sreekanth Reddy
2019-12-26 11:13 ` Sreekanth Reddy [this message]
2019-12-26 11:13 ` [PATCH v1 09/10] mpt3sas: Remove usage of device_busy counter Sreekanth Reddy
2019-12-26 11:13 ` [PATCH v1 10/10] mpt3sas: Update drive version to 33.100.00.00 Sreekanth Reddy
2020-01-03  3:23 ` [PATCH v1 00/10] mpt3sas: Enhancements of phase14 Martin K. Petersen

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