From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36562) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fsQ23-0002VI-KP for qemu-devel@nongnu.org; Wed, 22 Aug 2018 06:06:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fsQ1x-0003kw-HK for qemu-devel@nongnu.org; Wed, 22 Aug 2018 06:06:31 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:40050 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 1fsQ1x-0003kH-BC for qemu-devel@nongnu.org; Wed, 22 Aug 2018 06:06:25 -0400 From: Juan Quintela In-Reply-To: <1533562177-16447-5-git-send-email-lidongchen@tencent.com> (Lidong Chen's message of "Mon, 6 Aug 2018 21:29:30 +0800") References: <1533562177-16447-1-git-send-email-lidongchen@tencent.com> <1533562177-16447-5-git-send-email-lidongchen@tencent.com> Reply-To: quintela@redhat.com Date: Wed, 22 Aug 2018 12:06:18 +0200 Message-ID: <87o9du67hh.fsf@trasno.org> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Qemu-devel] [PATCH v6 04/11] migration: Stop rdma yielding during incoming postcopy 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 Lidong Chen wrote: > From: Lidong Chen > > During incoming postcopy, the destination qemu will invoke > qemu_rdma_wait_comp_channel in a seprate thread. So does not use rdma > yield, and poll the completion channel fd instead. > > Signed-off-by: Lidong Chen > Reviewed-by: Dr. David Alan Gilbert Reviewed-by: Juan Quintela