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GET /api/patches/41184/?format=api
https://patches.dpdk.org/api/patches/41184/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20180615134846.11641-1-maxime.coquelin@redhat.com/", "project": { "id": 1, "url": "https://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20180615134846.11641-1-maxime.coquelin@redhat.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20180615134846.11641-1-maxime.coquelin@redhat.com", "date": "2018-06-15T13:48:46", "name": "vhost: fix missing increment of log cache count", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "dc9708a80f0380aeced5ecb79b299e32bfebe2aa", "submitter": { "id": 512, "url": "https://patches.dpdk.org/api/people/512/?format=api", "name": "Maxime Coquelin", "email": "maxime.coquelin@redhat.com" }, "delegate": { "id": 2642, "url": "https://patches.dpdk.org/api/users/2642/?format=api", "username": "mcoquelin", "first_name": "Maxime", "last_name": "Coquelin", "email": "maxime.coquelin@redhat.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20180615134846.11641-1-maxime.coquelin@redhat.com/mbox/", "series": [ { "id": 144, "url": "https://patches.dpdk.org/api/series/144/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=144", "date": "2018-06-15T13:48:46", "name": "vhost: fix missing increment of log cache count", "version": 1, "mbox": "https://patches.dpdk.org/series/144/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/41184/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/41184/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id B26CE1D734;\n\tFri, 15 Jun 2018 15:49:07 +0200 (CEST)", "from mx1.redhat.com (mx3-rdu2.redhat.com [66.187.233.73])\n\tby dpdk.org (Postfix) with ESMTP id 074491D732;\n\tFri, 15 Jun 2018 15:49:07 +0200 (CEST)", "from smtp.corp.redhat.com\n\t(int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby mx1.redhat.com (Postfix) with ESMTPS id 7A8BB88840;\n\tFri, 15 Jun 2018 13:49:06 +0000 (UTC)", "from localhost.localdomain (ovpn-112-38.ams2.redhat.com\n\t[10.36.112.38])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id A57A810FD2B7;\n\tFri, 15 Jun 2018 13:49:02 +0000 (UTC)" ], "From": "Maxime Coquelin <maxime.coquelin@redhat.com>", "To": "dev@dpdk.org,\n\ttiwei.bie@intel.com,\n\tzhihong.wang@intel.com", "Cc": "stable@dpdk.org, xnhp0320@icloud.com, i.maximets@samsung.com,\n\tMaxime Coquelin <maxime.coquelin@redhat.com>", "Date": "Fri, 15 Jun 2018 15:48:46 +0200", "Message-Id": "<20180615134846.11641-1-maxime.coquelin@redhat.com>", "X-Scanned-By": "MIMEDefang 2.78 on 10.11.54.3", "X-Greylist": [ "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.11.55.2]); Fri, 15 Jun 2018 13:49:06 +0000 (UTC)", "inspected by milter-greylist-4.5.16 (mx1.redhat.com\n\t[10.11.55.2]); \n\tFri, 15 Jun 2018 13:49:06 +0000 (UTC) for IP:'10.11.54.3'\n\tDOMAIN:'int-mx03.intmail.prod.int.rdu2.redhat.com'\n\tHELO:'smtp.corp.redhat.com' FROM:'maxime.coquelin@redhat.com' RCPT:''" ], "Subject": "[dpdk-dev] [PATCH] vhost: fix missing increment of log cache count", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "The log_cache_nb_elem was never incremented, resulting\nin all dirty pages to be missed during live migration.\n\nFixes: c16915b87109 (\"vhost: improve dirty pages logging performance\")\nCc: stable@dpdk.org\n\nReported-by: Peng He <xnhp0320@icloud.com>\nCc: Ilya Maximets <i.maximets@samsung.com>\nSigned-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>\n---\n lib/librte_vhost/vhost.h | 1 +\n 1 file changed, 1 insertion(+)", "diff": "diff --git a/lib/librte_vhost/vhost.h b/lib/librte_vhost/vhost.h\nindex 528e01c8f..786a74f64 100644\n--- a/lib/librte_vhost/vhost.h\n+++ b/lib/librte_vhost/vhost.h\n@@ -429,6 +429,7 @@ vhost_log_cache_page(struct virtio_net *dev, struct vhost_virtqueue *vq,\n \n \tvq->log_cache[i].offset = offset;\n \tvq->log_cache[i].val = (1UL << bit_nr);\n+\tvq->log_cache_nb_elem++;\n }\n \n static __rte_always_inline void\n", "prefixes": [] }{ "id": 41184, "url": "