From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53307) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZCBu-0007yV-N3 for qemu-devel@nongnu.org; Tue, 18 Dec 2018 05:01:36 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gZCBp-0001xg-4p for qemu-devel@nongnu.org; Tue, 18 Dec 2018 05:01:30 -0500 Received: from mail-pf1-x429.google.com ([2607:f8b0:4864:20::429]:37016) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gZCBj-0001pw-0O for qemu-devel@nongnu.org; Tue, 18 Dec 2018 05:01:20 -0500 Received: by mail-pf1-x429.google.com with SMTP id y126so7904420pfb.4 for ; Tue, 18 Dec 2018 02:01:07 -0800 (PST) From: elohimes@gmail.com Date: Tue, 18 Dec 2018 18:00:02 +0800 Message-Id: <20181218100002.11219-8-xieyongji@baidu.com> In-Reply-To: <20181218100002.11219-1-xieyongji@baidu.com> References: <20181218100002.11219-1-xieyongji@baidu.com> Subject: [Qemu-devel] [PATCH v2 for-4.0 7/7] contrib/vhost-user-blk: enable inflight I/O recording List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: mst@redhat.com, marcandre.lureau@redhat.com, jasowang@redhat.com, yury-kotov@yandex-team.ru, maxime.coquelin@redhat.com Cc: qemu-devel@nongnu.org, zhangyu31@baidu.com, chaiwen@baidu.com, nixun@baidu.com, lilin24@baidu.com, Xie Yongji From: Xie Yongji This patch enables inflight I/O recording for vhost-user-blk backend so that we could restart it safely. Signed-off-by: Xie Yongji Signed-off-by: Zhang Yu --- contrib/vhost-user-blk/vhost-user-blk.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/contrib/vhost-user-blk/vhost-user-blk.c b/contrib/vhost-user-blk/vhost-user-blk.c index 571f114a56..b144490fd6 100644 --- a/contrib/vhost-user-blk/vhost-user-blk.c +++ b/contrib/vhost-user-blk/vhost-user-blk.c @@ -328,7 +328,8 @@ vub_get_features(VuDev *dev) static uint64_t vub_get_protocol_features(VuDev *dev) { - return 1ull << VHOST_USER_PROTOCOL_F_CONFIG; + return 1ull << VHOST_USER_PROTOCOL_F_CONFIG | + 1ull << VHOST_USER_PROTOCOL_F_SLAVE_SHMFD; } static int -- 2.17.1