linux-kernel - Re: [PATCH v7 06/46] virtio_ccw: add support for 64 bit features.

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Message-ID: <20141201085222.0715e878@thinkpad-w530>
Date:	Mon, 1 Dec 2014 08:52:22 +0100
From:	David Hildenbrand <dahi@...ux.vnet.ibm.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
Cc:	linux-kernel@...r.kernel.org, David Miller <davem@...emloft.net>,
	cornelia.huck@...ibm.com, rusty@....ibm.com, nab@...ux-iscsi.org,
	pbonzini@...hat.com, thuth@...ux.vnet.ibm.com,
	Rusty Russell <rusty@...tcorp.com.au>,
	Christian Borntraeger <borntraeger@...ibm.com>,
	linux390@...ibm.com, Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>,
	linux-s390@...r.kernel.org
Subject: Re: [PATCH v7 06/46] virtio_ccw: add support for 64 bit features.

> Negotiate full 64 bit features.
> Change u32 to u64, make sure to use 1ULL everywhere.
> 
> Note: devices guarantee that VERSION_1 is clear unless
> revision 1 is negotiated.
> 
> Note: We don't need to re-setup the ccw, but we do it
> for clarity.
> 
> Based on patches by Rusty, Thomas Huth and Cornelia.
> 
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
> Signed-off-by: Cornelia Huck <cornelia.huck@...ibm.com>
> Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
> ---
>  drivers/s390/kvm/virtio_ccw.c | 30 +++++++++++++++++++++++-------
>  1 file changed, 23 insertions(+), 7 deletions(-)
> 

Reviewed-by: David Hildebrand <dahi@...ux.vnet.ibm.com>

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