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scsi: qla2xxx: Flush all sessions on zone disable

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On Zone Disable, certain switches would ignore all commands. This causes
timeout for both switch scan command and abort of that command. On
detection of this condition, all sessions will be shutdown.

Link: https://lore.kernel.org/r/20200806111014.28434-2-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Quinn Tran 2020-08-06 04:10:04 -07:00 committed by Martin K. Petersen
parent c314a014b1
commit 10ae30ba66
1 changed files with 12 additions and 0 deletions
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12
drivers/scsi/qla2xxx/qla_gs.c
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@ -3736,6 +3736,18 @@ static void qla2x00_async_gpnft_gnnft_sp_done(srb_t *sp, int res)
unsigned long flags;
const char *name = sp->name;
if (res == QLA_OS_TIMER_EXPIRED) {
/* switch is ignoring all commands.
* This might be a zone disable behavior.
* This means we hit 64s timeout.
* 22s GPNFT + 44s Abort = 64s
*/
ql_dbg(ql_dbg_disc, vha, 0xffff,
"%s: Switch Zone check please .\n",
name);
qla2x00_mark_all_devices_lost(vha);
}
/*
* We are in an Interrupt context, queue up this
* sp for GNNFT_DONE work. This will allow all