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GET /api/patches/810551/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 810551,
    "url": "http://patchwork.ozlabs.org/api/patches/810551/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170906115143.27451-18-quintela@redhat.com/",
    "project": {
        "id": 14,
        "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api",
        "name": "QEMU Development",
        "link_name": "qemu-devel",
        "list_id": "qemu-devel.nongnu.org",
        "list_email": "qemu-devel@nongnu.org",
        "web_url": "",
        "scm_url": "",
        "webscm_url": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20170906115143.27451-18-quintela@redhat.com>",
    "list_archive_url": null,
    "date": "2017-09-06T11:51:38",
    "name": "[v7,17/22] migration: Send the fd number which we are going to use for this page",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "9246c2b8c19f5bc41beb3d8148f54ae6d4968f84",
    "submitter": {
        "id": 2643,
        "url": "http://patchwork.ozlabs.org/api/people/2643/?format=api",
        "name": "Juan Quintela",
        "email": "quintela@redhat.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170906115143.27451-18-quintela@redhat.com/mbox/",
    "series": [
        {
            "id": 1773,
            "url": "http://patchwork.ozlabs.org/api/series/1773/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=1773",
            "date": "2017-09-06T11:51:21",
            "name": "Multifd",
            "version": 7,
            "mbox": "http://patchwork.ozlabs.org/series/1773/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/810551/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/810551/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>",
        "X-Original-To": "incoming@patchwork.ozlabs.org",
        "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org",
        "Authentication-Results": [
            "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=nongnu.org\n\t(client-ip=2001:4830:134:3::11; helo=lists.gnu.org;\n\tenvelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n\treceiver=<UNKNOWN>)",
            "ext-mx03.extmail.prod.ext.phx2.redhat.com;\n\tdmarc=none (p=none dis=none) header.from=redhat.com",
            "ext-mx03.extmail.prod.ext.phx2.redhat.com;\n\tspf=fail smtp.mailfrom=quintela@redhat.com"
        ],
        "Received": [
            "from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11])\n\t(using TLSv1 with cipher AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xnMkK6K6Pz9sNc\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed,  6 Sep 2017 22:06:17 +1000 (AEST)",
            "from localhost ([::1]:35705 helo=lists.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.71) (envelope-from\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>)\n\tid 1dpZ60-0001mg-0W\n\tfor incoming@patchwork.ozlabs.org; Wed, 06 Sep 2017 08:06:16 -0400",
            "from eggs.gnu.org ([2001:4830:134:3::10]:60421)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <quintela@redhat.com>) id 1dpYsi-0007gn-1k\n\tfor qemu-devel@nongnu.org; Wed, 06 Sep 2017 07:52:32 -0400",
            "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <quintela@redhat.com>) id 1dpYsh-0008BD-2Y\n\tfor qemu-devel@nongnu.org; Wed, 06 Sep 2017 07:52:32 -0400",
            "from mx1.redhat.com ([209.132.183.28]:54650)\n\tby eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)\n\t(Exim 4.71) (envelope-from <quintela@redhat.com>) id 1dpYsg-0008At-T0\n\tfor qemu-devel@nongnu.org; Wed, 06 Sep 2017 07:52:31 -0400",
            "from smtp.corp.redhat.com\n\t(int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11])\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 D944C81138\n\tfor <qemu-devel@nongnu.org>; Wed,  6 Sep 2017 11:52:29 +0000 (UTC)",
            "from secure.mitica (ovpn-117-188.ams2.redhat.com [10.36.117.188])\n\tby smtp.corp.redhat.com (Postfix) with ESMTP id 4716619E3F;\n\tWed,  6 Sep 2017 11:52:28 +0000 (UTC)"
        ],
        "DMARC-Filter": "OpenDMARC Filter v1.3.2 mx1.redhat.com D944C81138",
        "From": "Juan Quintela <quintela@redhat.com>",
        "To": "qemu-devel@nongnu.org",
        "Date": "Wed,  6 Sep 2017 13:51:38 +0200",
        "Message-Id": "<20170906115143.27451-18-quintela@redhat.com>",
        "In-Reply-To": "<20170906115143.27451-1-quintela@redhat.com>",
        "References": "<20170906115143.27451-1-quintela@redhat.com>",
        "X-Scanned-By": "MIMEDefang 2.79 on 10.5.11.11",
        "X-Greylist": "Sender IP whitelisted, not delayed by milter-greylist-4.5.16\n\t(mx1.redhat.com [10.5.110.27]);\n\tWed, 06 Sep 2017 11:52:30 +0000 (UTC)",
        "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic]\n\t[fuzzy]",
        "X-Received-From": "209.132.183.28",
        "Subject": "[Qemu-devel] [PATCH v7 17/22] migration: Send the fd number which\n\twe are going to use for this page",
        "X-BeenThere": "qemu-devel@nongnu.org",
        "X-Mailman-Version": "2.1.21",
        "Precedence": "list",
        "List-Id": "<qemu-devel.nongnu.org>",
        "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>",
        "List-Archive": "<http://lists.nongnu.org/archive/html/qemu-devel/>",
        "List-Post": "<mailto:qemu-devel@nongnu.org>",
        "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>",
        "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n\t<mailto:qemu-devel-request@nongnu.org?subject=subscribe>",
        "Cc": "lvivier@redhat.com, dgilbert@redhat.com, peterx@redhat.com",
        "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org",
        "Sender": "\"Qemu-devel\"\n\t<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>"
    },
    "content": "We are still sending the page through the main channel, that would\nchange later in the series\n\nSigned-off-by: Juan Quintela <quintela@redhat.com>\nReviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>\n---\n migration/ram.c | 13 +++++++++++--\n 1 file changed, 11 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/migration/ram.c b/migration/ram.c\nindex 4329039f8c..7eba87b84c 100644\n--- a/migration/ram.c\n+++ b/migration/ram.c\n@@ -587,7 +587,7 @@ static uint16_t multifd_send_page(uint8_t *address, bool last_page)\n     qemu_mutex_unlock(&p->mutex);\n     qemu_sem_post(&p->sem);\n \n-    return 0;\n+    return i;\n }\n \n struct MultiFDRecvParams {\n@@ -1176,6 +1176,7 @@ static int ram_multifd_page(RAMState *rs, PageSearchStatus *pss,\n                             bool last_stage)\n {\n     int pages;\n+    uint16_t fd_num;\n     uint8_t *p;\n     RAMBlock *block = pss->block;\n     ram_addr_t offset = pss->page << TARGET_PAGE_BITS;\n@@ -1187,8 +1188,10 @@ static int ram_multifd_page(RAMState *rs, PageSearchStatus *pss,\n         ram_counters.transferred +=\n             save_page_header(rs, rs->f, block,\n                              offset | RAM_SAVE_FLAG_MULTIFD_PAGE);\n+        fd_num = multifd_send_page(p, rs->migration_dirty_pages == 1);\n+        qemu_put_be16(rs->f, fd_num);\n+        ram_counters.transferred += 2; /* size of fd_num */\n         qemu_put_buffer(rs->f, p, TARGET_PAGE_SIZE);\n-        multifd_send_page(p, rs->migration_dirty_pages == 1);\n         ram_counters.transferred += TARGET_PAGE_SIZE;\n         pages = 1;\n         ram_counters.normal++;\n@@ -2938,6 +2941,7 @@ static int ram_load(QEMUFile *f, void *opaque, int version_id)\n     while (!postcopy_running && !ret && !(flags & RAM_SAVE_FLAG_EOS)) {\n         ram_addr_t addr, total_ram_bytes;\n         void *host = NULL;\n+        uint16_t fd_num;\n         uint8_t ch;\n \n         addr = qemu_get_be64(f);\n@@ -3048,6 +3052,11 @@ static int ram_load(QEMUFile *f, void *opaque, int version_id)\n             break;\n \n         case RAM_SAVE_FLAG_MULTIFD_PAGE:\n+            fd_num = qemu_get_be16(f);\n+            if (fd_num != 0) {\n+                /* this is yet an unused variable, changed later */\n+                fd_num = fd_num;\n+            }\n             qemu_get_buffer(f, host, TARGET_PAGE_SIZE);\n             break;\n \n",
    "prefixes": [
        "v7",
        "17/22"
    ]
}