From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37658) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WVKrH-0004VU-ET for qemu-devel@nongnu.org; Wed, 02 Apr 2014 09:05:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WVKr8-0002ii-AM for qemu-devel@nongnu.org; Wed, 02 Apr 2014 09:05:35 -0400 Received: from mail-qa0-x229.google.com ([2607:f8b0:400d:c00::229]:42525) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WVKr8-0002ie-78 for qemu-devel@nongnu.org; Wed, 02 Apr 2014 09:05:26 -0400 Received: by mail-qa0-f41.google.com with SMTP id j5so143259qaq.28 for ; Wed, 02 Apr 2014 06:05:25 -0700 (PDT) Sender: Paolo Bonzini From: Paolo Bonzini Date: Wed, 2 Apr 2014 15:05:17 +0200 Message-Id: <1396443917-3647-1-git-send-email-pbonzini@redhat.com> Subject: [Qemu-devel] [PATCH for-2.0] iscsi: ignore flushes on scsi-generic devices List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: pl@kamp.de Non-block SCSI devices do not support flushing, but we may still send them requests via bdrv_flush_all. Just ignore them. Signed-off-by: Paolo Bonzini --- block/iscsi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/block/iscsi.c b/block/iscsi.c index 0d15b4d..00316af 100644 --- a/block/iscsi.c +++ b/block/iscsi.c @@ -417,6 +417,10 @@ static int coroutine_fn iscsi_co_flush(BlockDriverState *bs) IscsiLun *iscsilun = bs->opaque; struct IscsiTask iTask; + if (bs->sg) { + return 0; + } + iscsi_co_init_iscsitask(iscsilun, &iTask); retry: -- 1.9.0