linux-kernel - RE: [PATCH 1/1] storvsc: Don't set the SRB_FLAGS_QUEUE_ACTION

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Message-ID: <BY2PR0301MB1654C754618934D0A7776011A0370@BY2PR0301MB1654.namprd03.prod.outlook.com>
Date:	Tue, 6 Oct 2015 00:03:04 +0000
From:	KY Srinivasan <kys@...rosoft.com>
To:	James Bottomley <James.Bottomley@...senPartnership.com>
CC:	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devel@...uxdriverproject.org" <devel@...uxdriverproject.org>,
	"ohering@...e.com" <ohering@...e.com>,
	"jbottomley@...allels.com" <jbottomley@...allels.com>,
	"hch@...radead.org" <hch@...radead.org>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"apw@...onical.com" <apw@...onical.com>,
	"vkuznets@...hat.com" <vkuznets@...hat.com>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: RE: [PATCH 1/1] storvsc: Don't set the SRB_FLAGS_QUEUE_ACTION_ENABLE
 flag



> -----Original Message-----
> From: James Bottomley [mailto:James.Bottomley@...senPartnership.com]
> Sent: Monday, August 31, 2015 7:02 AM
> To: KY Srinivasan <kys@...rosoft.com>
> Cc: gregkh@...uxfoundation.org; linux-kernel@...r.kernel.org;
> devel@...uxdriverproject.org; ohering@...e.com;
> jbottomley@...allels.com; hch@...radead.org; linux-scsi@...r.kernel.org;
> apw@...onical.com; vkuznets@...hat.com; jasowang@...hat.com;
> stable@...r.kernel.org
> Subject: Re: [PATCH 1/1] storvsc: Don't set the
> SRB_FLAGS_QUEUE_ACTION_ENABLE flag
> 
> On Mon, 2015-08-31 at 08:21 -0700, K. Y. Srinivasan wrote:
> > Don't set the SRB_FLAGS_QUEUE_ACTION_ENABLE flag since we are not
> specifying
> > tags.
> 
> What's the actual problem description this causes?

James,

Should I resend this patch. I think I provided the clarification you had sought.

Regards,

K. Y
> 
> James
> 
> 
> > Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>
> > Cc: stable@...r.kernel.org
> > ---
> >  drivers/scsi/storvsc_drv.c |    3 +--
> >  1 files changed, 1 insertions(+), 2 deletions(-)
> >
> > diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
> > index 40c43ae..ad8c4bc 100644
> > --- a/drivers/scsi/storvsc_drv.c
> > +++ b/drivers/scsi/storvsc_drv.c
> > @@ -1647,8 +1647,7 @@ static int storvsc_queuecommand(struct
> Scsi_Host *host, struct scsi_cmnd *scmnd)
> >  	vm_srb->win8_extension.time_out_value = 60;
> >
> >  	vm_srb->win8_extension.srb_flags |=
> > -		(SRB_FLAGS_QUEUE_ACTION_ENABLE |
> > -		SRB_FLAGS_DISABLE_SYNCH_TRANSFER);
> > +		SRB_FLAGS_DISABLE_SYNCH_TRANSFER;
> >
> >  	/* Build the SRB */
> >  	switch (scmnd->sc_data_direction) {
> 
>