From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40584) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TdjSx-00012F-TV for qemu-devel@nongnu.org; Wed, 28 Nov 2012 10:22:31 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TdjSq-0000qV-5O for qemu-devel@nongnu.org; Wed, 28 Nov 2012 10:22:23 -0500 Received: from mail-pb0-f45.google.com ([209.85.160.45]:59816) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TdjSp-0000pS-Va for qemu-devel@nongnu.org; Wed, 28 Nov 2012 10:22:16 -0500 Received: by mail-pb0-f45.google.com with SMTP id mc8so9266960pbc.4 for ; Wed, 28 Nov 2012 07:22:15 -0800 (PST) Sender: Paolo Bonzini From: Paolo Bonzini Date: Wed, 28 Nov 2012 16:21:48 +0100 Message-Id: <1354116110-28651-4-git-send-email-pbonzini@redhat.com> In-Reply-To: <1354116110-28651-1-git-send-email-pbonzini@redhat.com> References: <1354116110-28651-1-git-send-email-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH 3/5] iscsi: do not assume device is zero initialized List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Lieven , aliguori@us.ibm.com, Peter Lieven From: Peter Lieven Without any complex checks we can't assume that an iscsi target is initialized to zero. Signed-off-by: Peter Lieven Signed-off-by: Paolo Bonzini --- block/iscsi.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/block/iscsi.c b/block/iscsi.c index 01340e1..c0b70b3 100644 --- a/block/iscsi.c +++ b/block/iscsi.c @@ -951,6 +951,11 @@ static void iscsi_close(BlockDriverState *bs) memset(iscsilun, 0, sizeof(IscsiLun)); } +static int iscsi_has_zero_init(BlockDriverState *bs) +{ + return 0; +} + static BlockDriver bdrv_iscsi = { .format_name = "iscsi", .protocol_name = "iscsi", @@ -966,6 +971,7 @@ static BlockDriver bdrv_iscsi = { .bdrv_aio_flush = iscsi_aio_flush, .bdrv_aio_discard = iscsi_aio_discard, + .bdrv_has_zero_init = iscsi_has_zero_init, #ifdef __linux__ .bdrv_ioctl = iscsi_ioctl, -- 1.8.0