From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55923) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VHGSV-0003OT-EY for qemu-devel@nongnu.org; Wed, 04 Sep 2013 13:01:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VHGSM-0006FK-VT for qemu-devel@nongnu.org; Wed, 04 Sep 2013 13:01:35 -0400 Received: from mail-qc0-x235.google.com ([2607:f8b0:400d:c01::235]:61170) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VHGSM-0006F9-Ru for qemu-devel@nongnu.org; Wed, 04 Sep 2013 13:01:26 -0400 Received: by mail-qc0-f181.google.com with SMTP id q4so314819qcx.40 for ; Wed, 04 Sep 2013 10:01:26 -0700 (PDT) Sender: Paolo Bonzini From: Paolo Bonzini Date: Wed, 4 Sep 2013 19:00:37 +0200 Message-Id: <1378314038-15525-21-git-send-email-pbonzini@redhat.com> In-Reply-To: <1378314038-15525-1-git-send-email-pbonzini@redhat.com> References: <1378314038-15525-1-git-send-email-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH v5 20/21] block: add default get_block_status implementation for protocols List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: stefanha@redhat.com Protocols return raw data, so you can assume the offsets to pass through unchanged. Reviewed-by: Eric Blake Signed-off-by: Paolo Bonzini --- block.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/block.c b/block.c index 6df387c..18cdfe6 100644 --- a/block.c +++ b/block.c @@ -3074,7 +3074,11 @@ static int64_t coroutine_fn bdrv_co_get_block_status(BlockDriverState *bs, if (!bs->drv->bdrv_co_get_block_status) { *pnum = nb_sectors; - return BDRV_BLOCK_DATA; + ret = BDRV_BLOCK_DATA; + if (bs->drv->protocol_name) { + ret |= BDRV_BLOCK_OFFSET_VALID | (sector_num * BDRV_SECTOR_SIZE); + } + return ret; } ret = bs->drv->bdrv_co_get_block_status(bs, sector_num, nb_sectors, pnum); -- 1.8.3.1