RE: [PATCH 7/8] drivers: scsi: storvsc: Set srb_flags in all cases
From: KY Srinivasan
Date: Wed Jul 09 2014 - 14:40:48 EST
> -----Original Message-----
> From: Christoph Hellwig [mailto:hch@xxxxxxxxxxxxx]
> Sent: Wednesday, July 9, 2014 1:45 AM
> To: KY Srinivasan
> Cc: linux-kernel@xxxxxxxxxxxxxxx; devel@xxxxxxxxxxxxxxxxxxxxxx;
> ohering@xxxxxxxx; jbottomley@xxxxxxxxxxxxx; jasowang@xxxxxxxxxx;
> apw@xxxxxxxxxxxxx; linux-scsi@xxxxxxxxxxxxxxx; stable@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH 7/8] drivers: scsi: storvsc: Set srb_flags in all cases
> On Tue, Jul 08, 2014 at 05:46:51PM -0700, K. Y. Srinivasan wrote:
> > Correctly set SRB flags for all valid I/O directions. Some IHV drivers
> > on the Windows host require this.
> What are IHV drivers?
If the target is a SAN device, the host simply passes the request over to the native driver stack on the host. Some specific hardware (IHV - independent hadware vendor) drivers on Windows require that SRB flags be correctly set in all cases.
> Otherwise looks fine,
> Reviewed-by: Christoph Hellwig <hch@xxxxxx>
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