Re: [PATCH 1/1] scsi: scsi_debug: Avoid PI being disabled when TGPS is enabled
Ewan, > Code is correct. > > s/TGPS/TPGS in the subject line and in one place in the patch > description. Also fixed the original, incorrect comment in the code that begat the patch description typo. Thanks! Applied to 4.12/scsi-fixes. -- Martin K. Petersen Oracle Linux Engineering
Re: [PATCH 1/1] scsi: scsi_debug: Avoid PI being disabled when TGPS is enabled
On Fri, 2017-05-26 at 12:59 -0400, Martin K. Petersen wrote: > It was not possible to enable both T10 PI and TGPS because they share > the same byte in the INQUIRY response. Logically OR the TPGS value > instead of using assignment. > > Reported-by: Ritika Srivastava> Signed-off-by: Martin K. Petersen > --- > drivers/scsi/scsi_debug.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c > index 17249c3650fe..b945d187873f 100644 > --- a/drivers/scsi/scsi_debug.c > +++ b/drivers/scsi/scsi_debug.c > @@ -1404,7 +1404,7 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct > sdebug_dev_info *devip) > arr[4] = SDEBUG_LONG_INQ_SZ - 5; > arr[5] = (int)have_dif_prot;/* PROTECT bit */ > if (sdebug_vpd_use_hostno == 0) > - arr[5] = 0x10; /* claim: implicit TGPS */ > + arr[5] |= 0x10; /* claim: implicit TGPS */ > arr[6] = 0x10; /* claim: MultiP */ > /* arr[6] |= 0x40; ... claim: EncServ (enclosure services) */ > arr[7] = 0xa; /* claim: LINKED + CMDQUE */ Code is correct. s/TGPS/TPGS in the subject line and in one place in the patch description. Reviewed-by: Ewan D. Milne
Re: [PATCH 1/1] scsi: scsi_debug: Avoid PI being disabled when TGPS is enabled
On Fri, 2017-05-26 at 12:59 -0400, Martin K. Petersen wrote: > It was not possible to enable both T10 PI and TGPS because they share > the same byte in the INQUIRY response. Logically OR the TPGS value > instead of using assignment. Reviewed-by: Bart Van Assche
[PATCH 1/1] scsi: scsi_debug: Avoid PI being disabled when TGPS is enabled
It was not possible to enable both T10 PI and TGPS because they share the same byte in the INQUIRY response. Logically OR the TPGS value instead of using assignment. Reported-by: Ritika SrivastavaSigned-off-by: Martin K. Petersen --- drivers/scsi/scsi_debug.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index 17249c3650fe..b945d187873f 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -1404,7 +1404,7 @@ static int resp_inquiry(struct scsi_cmnd *scp, struct sdebug_dev_info *devip) arr[4] = SDEBUG_LONG_INQ_SZ - 5; arr[5] = (int)have_dif_prot;/* PROTECT bit */ if (sdebug_vpd_use_hostno == 0) - arr[5] = 0x10; /* claim: implicit TGPS */ + arr[5] |= 0x10; /* claim: implicit TGPS */ arr[6] = 0x10; /* claim: MultiP */ /* arr[6] |= 0x40; ... claim: EncServ (enclosure services) */ arr[7] = 0xa; /* claim: LINKED + CMDQUE */ -- 2.13.0