From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rusty Russell Subject: Re: [PATCH] virtio-blk: add back VIRTIO_BLK_F_FLUSH Date: Mon, 09 Jul 2012 09:41:50 +0930 Message-ID: <87k3yd3i9l.fsf@rustcorp.com.au> References: <1341482902-13318-1-git-send-email-pbonzini@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: levinsasha928@gmail.com, "Michael S. Tsirkin" To: Paolo Bonzini , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, kvm@vger.kernel.org Return-path: In-Reply-To: <1341482902-13318-1-git-send-email-pbonzini@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org On Thu, 5 Jul 2012 12:08:22 +0200, Paolo Bonzini wrote: > The old name is part of the userspace API, add it back for compatibility. > > Reported-by: Sasha Levin > Signed-off-by: Paolo Bonzini > --- > include/linux/virtio_blk.h | 3 +++ > 1 files changed, 3 insertions(+), 0 deletions(-) > > diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h > index 18a1027..83a3116 100644 > --- a/include/linux/virtio_blk.h > +++ b/include/linux/virtio_blk.h > @@ -41,6 +41,9 @@ > #define VIRTIO_BLK_F_TOPOLOGY 10 /* Topology information is available */ > #define VIRTIO_BLK_F_CONFIG_WCE 11 /* Writeback mode available in config */ > > +/* Backwards-compatibility #defines for renamed features. */ > +#define VIRTIO_BLK_F_FLUSH VIRTIO_BLK_F_WCE Please #ifndef __KERNEL__? Thanks, Rusty.