From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:37071) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fsQ3P-0003Xl-HZ for qemu-devel@nongnu.org; Wed, 22 Aug 2018 06:07:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fsQ3M-0004lg-2T for qemu-devel@nongnu.org; Wed, 22 Aug 2018 06:07:55 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:36990 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fsQ3L-0004kT-A6 for qemu-devel@nongnu.org; Wed, 22 Aug 2018 06:07:51 -0400 From: Juan Quintela In-Reply-To: <1533562177-16447-8-git-send-email-lidongchen@tencent.com> (Lidong Chen's message of "Mon, 6 Aug 2018 21:29:33 +0800") References: <1533562177-16447-1-git-send-email-lidongchen@tencent.com> <1533562177-16447-8-git-send-email-lidongchen@tencent.com> Reply-To: quintela@redhat.com Date: Wed, 22 Aug 2018 12:07:44 +0200 Message-ID: <87bm9u67f3.fsf@trasno.org> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Qemu-devel] [PATCH v6 07/11] migration: poll the cm event while wait RDMA work request completion List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Lidong Chen Cc: zhang.zhanghailiang@huawei.com, dgilbert@redhat.com, qemu-devel@nongnu.org, Lidong Chen , Gal Shachaf , Aviad Yehezkel Lidong Chen wrote: > From: Lidong Chen > > If the peer qemu is crashed, the qemu_rdma_wait_comp_channel function > maybe loop forever. so we should also poll the cm event fd, and when > receive RDMA_CM_EVENT_DISCONNECTED and RDMA_CM_EVENT_DEVICE_REMOVAL, > we consider some error happened. > > Signed-off-by: Lidong Chen > Signed-off-by: Gal Shachaf > Signed-off-by: Aviad Yehezkel Reviewed-by: Juan Quintela