torvalds/linux
3
0
Fork 0
mirror of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-03-22 07:27:12 +08:00
Code Issues Packages Projects Releases Wiki Activity

scsi: mpi3mr: Clear reset history on ready and recheck state after timeout

Browse Source 
The driver retains reset history even after the IOC has successfully
reached the READY state. That leaves stale reset information active during
normal operation and can mislead recovery and diagnostics.  In addition, if
the IOC becomes READY just as the ready timeout loop exits, the driver
still follows the failure path and may retry or report failure incorrectly.

Clear reset history once READY is confirmed so driver state matches actual
IOC status. After the timeout loop, recheck the IOC state and treat READY
as success instead of failing.

Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com>
Link: https://patch.msgid.link/20260225082622.82588-1-ranjan.kumar@broadcom.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Ranjan Kumar
2026-02-25 13:56:22 +05:30
committed by Martin K. Petersen
parent 1ac22c8eae
commit dbd53975ed
1 changed files with 10 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/scsi/mpi3mr/mpi3mr_fw.c
View File

@@ -1618,6 +1618,7 @@ retry_bring_ioc_ready:
ioc_info(mrioc,
"successfully transitioned to %s state\n",
mpi3mr_iocstate_name(ioc_state));
mpi3mr_clear_reset_history(mrioc);
return 0;
}
ioc_status = readl(&mrioc->sysif_regs->ioc_status);
@@ -1637,6 +1638,15 @@ retry_bring_ioc_ready:
elapsed_time_sec = jiffies_to_msecs(jiffies - start_time)/1000;
} while (elapsed_time_sec < mrioc->ready_timeout);
ioc_state = mpi3mr_get_iocstate(mrioc);
if (ioc_state == MRIOC_STATE_READY) {
ioc_info(mrioc,
"successfully transitioned to %s state after %llu seconds\n",
mpi3mr_iocstate_name(ioc_state), elapsed_time_sec);
mpi3mr_clear_reset_history(mrioc);
return 0;
}
out_failed:
elapsed_time_sec = jiffies_to_msecs(jiffies - start_time)/1000;
if ((retry < 2) && (elapsed_time_sec < (mrioc->ready_timeout - 60))) {