From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:33159) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gvjcb-0005Ca-Rr for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:10:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gvjcW-0007S3-3i for qemu-devel@nongnu.org; Mon, 18 Feb 2019 09:10:13 -0500 From: Vladimir Sementsov-Ogievskiy Date: Mon, 18 Feb 2019 17:09:15 +0300 Message-Id: <20190218140926.333779-7-vsementsov@virtuozzo.com> In-Reply-To: <20190218140926.333779-1-vsementsov@virtuozzo.com> References: <20190218140926.333779-1-vsementsov@virtuozzo.com> Subject: [Qemu-devel] [PATCH v4 06/17] block/stream: use QEMU_IOVEC_INIT_BUF List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, qemu-block@nongnu.org Cc: dgilbert@redhat.com, quintela@redhat.com, jsnow@redhat.com, den@openvz.org, fam@euphon.net, stefanha@redhat.com, mreitz@redhat.com, kwolf@redhat.com, vsementsov@virtuozzo.com Use new QEMU_IOVEC_INIT_BUF() instead of qemu_iovec_init_external( ... , 1), which simplifies the code. Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: Eric Blake Reviewed-by: Stefan Hajnoczi --- block/stream.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/block/stream.c b/block/stream.c index 7a49ac0992..e14579ff80 100644 --- a/block/stream.c +++ b/block/stream.c @@ -41,14 +41,9 @@ static int coroutine_fn stream_populate(BlockBackend *blk, int64_t offset, uint64_t bytes, void *buf) { - struct iovec iov = { - .iov_base = buf, - .iov_len = bytes, - }; - QEMUIOVector qiov; + QEMUIOVector qiov = QEMU_IOVEC_INIT_BUF(qiov, buf, bytes); assert(bytes < SIZE_MAX); - qemu_iovec_init_external(&qiov, &iov, 1); /* Copy-on-read the unallocated clusters */ return blk_co_preadv(blk, offset, qiov.size, &qiov, BDRV_REQ_COPY_ON_READ); -- 2.18.0