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SubjectRE: [PATCH 1/4] scsi: storvsc: Fix a bug in the layout of the hv_fc_wwn_packet
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> -----Original Message-----
> From: Johannes Thumshirn [mailto:jthumshirn@suse.de]
> Sent: Friday, December 11, 2015 12:48 AM
> To: KY Srinivasan <kys@microsoft.com>
> Cc: gregkh@linuxfoundation.org; linux-kernel@vger.kernel.org;
> devel@linuxdriverproject.org; ohering@suse.com;
> jbottomley@parallels.com; hch@infradead.org; linux-scsi@vger.kernel.org;
> apw@canonical.com; vkuznets@redhat.com; jasowang@redhat.com;
> martin.petersen@oracle.com
> Subject: Re: [PATCH 1/4] scsi: storvsc: Fix a bug in the layout of the
> hv_fc_wwn_packet
>
> On Thu, Dec 10, 2015 at 04:14:17PM -0800, K. Y. Srinivasan wrote:
> > The hv_fc_wwn_packet is exchanged over vmbus. Make the definition in
> Linux match
> > the Window's definition.
> >
> > Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
> > Reviewed-by: Long Li <longli@microsoft.com>
> > Tested-by: Alex Ng <alexng@microsoft.com>
> > ---
> > drivers/scsi/storvsc_drv.c | 5 ++---
> > 1 files changed, 2 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
> > index c41f674..00bb4bd 100644
> > --- a/drivers/scsi/storvsc_drv.c
> > +++ b/drivers/scsi/storvsc_drv.c
> > @@ -92,9 +92,8 @@ enum vstor_packet_operation {
> > */
> >
> > struct hv_fc_wwn_packet {
> > - bool primary_active;
> > - u8 reserved1;
> > - u8 reserved2;
> > + u8 primary_active;
> > + u8 reserved1[3];
> > u8 primary_port_wwn[8];
> > u8 primary_node_wwn[8];
> > u8 secondary_port_wwn[8];
> > --
> > 1.7.4.1
> >
> > --
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>
> Should this go through stable as well?
> If yes:
> Fixes: 8b612fa23 '[SCSI] storvsc: Update the storage protocol to win8 level'
> Cc: stable@vger.kernel.org # v3.11+
This is the first time we are using this data structure and so I don't think we need
to port it back to stable.

Regards,

K. Y

> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
>
> --
> Johannes Thumshirn Storage
> jthumshirn@suse.de +49 911 74053 689
> SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
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