linux-kernel - Re: [PATCH] virtio-blk: allow toggling host cache between writeback and writethrough

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Message-ID: <4FF5388C.5010306@redhat.com>
Date:	Thu, 05 Jul 2012 08:47:40 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Sasha Levin <levinsasha928@...il.com>
CC:	linux-kernel@...r.kernel.org, rusty@...tcorp.com.au,
	kvm@...r.kernel.org
Subject: Re: [PATCH] virtio-blk: allow toggling host cache between writeback
 and writethrough

Il 04/07/2012 23:11, Sasha Levin ha scritto:
> There are two things going on here:
>  1. Rename VIRTIO_BLK_F_FLUSH to VIRTIO_BLK_F_WCE
>  2. Add a new VIRTIO_BLK_F_CONFIG_WCE
> 
> I'm concerned that the first change is going to break compilation for
> any code that included linux/virtio-blk.h and used VIRTIO_BLK_F_FLUSH.

That would be nlkt, right? :)

We can add back VIRTIO_BLK_F_FLUSH as a synonym then.

Paolo
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