From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:45887) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SWrmL-0007bJ-Ao for qemu-devel@nongnu.org; Tue, 22 May 2012 12:17:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SWrmJ-0001dJ-Ac for qemu-devel@nongnu.org; Tue, 22 May 2012 12:17:44 -0400 Received: from mail-pz0-f45.google.com ([209.85.210.45]:34090) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SWrmJ-0001ZD-1h for qemu-devel@nongnu.org; Tue, 22 May 2012 12:17:43 -0400 Received: by mail-pz0-f45.google.com with SMTP id v2so10214735dad.4 for ; Tue, 22 May 2012 09:17:42 -0700 (PDT) Sender: Paolo Bonzini From: Paolo Bonzini Date: Tue, 22 May 2012 18:17:15 +0200 Message-Id: <1337703438-9764-5-git-send-email-pbonzini@redhat.com> In-Reply-To: <1337703438-9764-1-git-send-email-pbonzini@redhat.com> References: <1337703438-9764-1-git-send-email-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH 1.2 4/7] block: copy enable_write_cache in bdrv_append List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com Because the guest will be able to flip enable_write_cache, the actual state may not match what is used to open the new snapshot. Signed-off-by: Paolo Bonzini --- block.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/block.c b/block.c index 43b3de6..b682764 100644 --- a/block.c +++ b/block.c @@ -989,6 +989,8 @@ void bdrv_append(BlockDriverState *bs_new, BlockDriverState *bs_top) tmp.buffer_alignment = bs_top->buffer_alignment; tmp.copy_on_read = bs_top->copy_on_read; + tmp.enable_write_cache = bs_top->enable_write_cache; + /* i/o timing parameters */ tmp.slice_time = bs_top->slice_time; tmp.slice_start = bs_top->slice_start; -- 1.7.1