Re: [PATCH] qla2xxx: Fix I/Os being passed down when FC device is being deleted.

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On 2020-03-13 07:09, Ewan D. Milne wrote:
> On Fri, 2020-03-13 at 01:50 -0700, Nilesh Javali wrote:
>> From: Arun Easi <aeasi@xxxxxxxxxxx>
>>
>> I/Os could be passed down while the device FC SCSI device is being deleted.
>> This would result in unnecessary delay of I/O and driver messages (when
>> extended logging is set).
>>
>> Signed-off-by: Arun Easi <aeasi@xxxxxxxxxxx>
>> ---
>>  drivers/scsi/qla2xxx/qla_os.c | 4 ++--
>>  1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
>> index b520a98..7a94e11 100644
>> --- a/drivers/scsi/qla2xxx/qla_os.c
>> +++ b/drivers/scsi/qla2xxx/qla_os.c
>> @@ -864,7 +864,7 @@ void qla2xxx_qpair_sp_compl(srb_t *sp, int res)
>>  		goto qc24_fail_command;
>>  	}
>>  
>> -	if (atomic_read(&fcport->state) != FCS_ONLINE) {
>> +	if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) {
>>  		if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
>>  			atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
>>  			ql_dbg(ql_dbg_io, vha, 0x3005,
>> @@ -946,7 +946,7 @@ void qla2xxx_qpair_sp_compl(srb_t *sp, int res)
>>  		goto qc24_fail_command;
>>  	}
>>  
>> -	if (atomic_read(&fcport->state) != FCS_ONLINE) {
>> +	if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) {
>>  		if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
>>  			atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
>>  			ql_dbg(ql_dbg_io, vha, 0x3077,
> 
> This fixes an easily reproducible problem and should
> be considered for -stable.  It generally happens with
> extended driver logging enabled though.
> 
> Fixes: a8a12eb1920c ("scsi: qla2xxx: Remove defer flag to indicate immeadiate port loss")
> Reviewed-by: Ewan D. Milne <emilne@xxxxxxxxxx>

Hi Ewan,

That commit ID does not exist. Did you perhaps want to refer to
3c75ad1d87c7 ("scsi: qla2xxx: Remove defer flag to indicate immeadiate
port loss") # v5.6-rc1?

Thanks,

Bart.



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