AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-11-24 05:30:52 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

scsi: mpt3sas: Display message before releasing diag buffer

Browse Source 
Display message before releasing the diag buffer so that user knows which
event caused the release of diag buffer.

Releasing of diag buffer means HBA firmware stops posting the firmware logs
on the registered diag buffer.

Link: https://lore.kernel.org/r/1568379890-18347-3-git-send-email-sreekanth.reddy@broadcom.com
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Sreekanth Reddy 2019-09-13 09:04:39 -04:00 committed by Martin K. Petersen
parent d04a6edfed
commit 4bc50dc1af
2 changed files with 16 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/scsi/mpt3sas/mpt3sas_ctl.c
View File

@ -466,6 +466,13 @@ void mpt3sas_ctl_pre_reset_handler(struct MPT3SAS_ADAPTER *ioc)
if ((ioc->diag_buffer_status[i] & if ((ioc->diag_buffer_status[i] &
MPT3_DIAG_BUFFER_IS_RELEASED)) MPT3_DIAG_BUFFER_IS_RELEASED))
continue; continue;
/*
* add a log message to indicate the release
*/
ioc_info(ioc,
"%s: Releasing the trace buffer due to adapter reset.",
__func__);
mpt3sas_send_diag_release(ioc, i, &issue_reset); mpt3sas_send_diag_release(ioc, i, &issue_reset);
} }
} }

12
drivers/scsi/mpt3sas/mpt3sas_trigger_diag.c
View File

@ -113,15 +113,21 @@ mpt3sas_process_trigger_data(struct MPT3SAS_ADAPTER *ioc,
struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data) struct SL_WH_TRIGGERS_EVENT_DATA_T *event_data)
{ {
u8 issue_reset = 0; u8 issue_reset = 0;
u32 *trig_data = (u32 *)&event_data->u.master;
dTriggerDiagPrintk(ioc, ioc_info(ioc, "%s: enter\n", __func__)); dTriggerDiagPrintk(ioc, ioc_info(ioc, "%s: enter\n", __func__));
/* release the diag buffer trace */ /* release the diag buffer trace */
if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] & if ((ioc->diag_buffer_status[MPI2_DIAG_BUF_TYPE_TRACE] &
MPT3_DIAG_BUFFER_IS_RELEASED) == 0) { MPT3_DIAG_BUFFER_IS_RELEASED) == 0) {
dTriggerDiagPrintk(ioc, /*
ioc_info(ioc, "%s: release trace diag buffer\n", * add a log message so that user knows which event caused
__func__)); * the release
*/
ioc_info(ioc,
"%s: Releasing the trace buffer. Trigger_Type 0x%08x, Data[0] 0x%08x, Data[1] 0x%08x\n",
__func__, event_data->trigger_type,
trig_data[0], trig_data[1]);
mpt3sas_send_diag_release(ioc, MPI2_DIAG_BUF_TYPE_TRACE, mpt3sas_send_diag_release(ioc, MPI2_DIAG_BUF_TYPE_TRACE,
&issue_reset); &issue_reset);
} }