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GET /api/patches/814148/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 814148,
    "url": "http://patchwork.ozlabs.org/api/patches/814148/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170915084030.40988-9-aik@ozlabs.ru/",
    "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": "<20170915084030.40988-9-aik@ozlabs.ru>",
    "list_archive_url": null,
    "date": "2017-09-15T08:40:25",
    "name": "[qemu,v2,08/13] memory: Cleanup after switching to FlatView",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "70c1d180b7b65248de8c0ca44c5d2a8a1bd25adb",
    "submitter": {
        "id": 7621,
        "url": "http://patchwork.ozlabs.org/api/people/7621/?format=api",
        "name": "Alexey Kardashevskiy",
        "email": "aik@ozlabs.ru"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20170915084030.40988-9-aik@ozlabs.ru/mbox/",
    "series": [
        {
            "id": 3250,
            "url": "http://patchwork.ozlabs.org/api/series/3250/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=3250",
            "date": "2017-09-15T08:40:21",
            "name": "memory: Reduce memory use",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/3250/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/814148/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/814148/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>)",
        "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 3xtplv64znz9s3w\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 15 Sep 2017 18:41:31 +1000 (AEST)",
            "from localhost ([::1]:51954 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 1dsmBl-0006yf-PC\n\tfor incoming@patchwork.ozlabs.org; Fri, 15 Sep 2017 04:41:29 -0400",
            "from eggs.gnu.org ([2001:4830:134:3::10]:38181)\n\tby lists.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <aik@ozlabs.ru>) id 1dsmB3-0006wG-PI\n\tfor qemu-devel@nongnu.org; Fri, 15 Sep 2017 04:40:46 -0400",
            "from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)\n\t(envelope-from <aik@ozlabs.ru>) id 1dsmB2-0002UW-QW\n\tfor qemu-devel@nongnu.org; Fri, 15 Sep 2017 04:40:45 -0400",
            "from ozlabs.ru ([107.173.13.209]:44668)\n\tby eggs.gnu.org with esmtp (Exim 4.71)\n\t(envelope-from <aik@ozlabs.ru>) id 1dsmB2-0002Ql-JS\n\tfor qemu-devel@nongnu.org; Fri, 15 Sep 2017 04:40:44 -0400",
            "from vpl1.ozlabs.ibm.com (localhost [IPv6:::1])\n\tby ozlabs.ru (Postfix) with ESMTP id 11C623A6005D;\n\tFri, 15 Sep 2017 04:41:57 -0400 (EDT)"
        ],
        "From": "Alexey Kardashevskiy <aik@ozlabs.ru>",
        "To": "qemu-devel@nongnu.org",
        "Date": "Fri, 15 Sep 2017 18:40:25 +1000",
        "Message-Id": "<20170915084030.40988-9-aik@ozlabs.ru>",
        "X-Mailer": "git-send-email 2.11.0",
        "In-Reply-To": "<20170915084030.40988-1-aik@ozlabs.ru>",
        "References": "<20170915084030.40988-1-aik@ozlabs.ru>",
        "X-detected-operating-system": "by eggs.gnu.org: GNU/Linux 3.x [fuzzy]",
        "X-Received-From": "107.173.13.209",
        "Subject": "[Qemu-devel] [PATCH qemu v2 08/13] memory: Cleanup after switching\n\tto FlatView",
        "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": "Alexey Kardashevskiy <aik@ozlabs.ru>, Paolo Bonzini <pbonzini@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 store AddressSpaceDispatch* in FlatView anyway so there is no need\nto carry it from mem_add() to register_subpage/register_multipage.\n\nSigned-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>\n---\n exec.c | 16 ++++++++--------\n 1 file changed, 8 insertions(+), 8 deletions(-)",
    "diff": "diff --git a/exec.c b/exec.c\nindex b561098df3..3e02b82c05 100644\n--- a/exec.c\n+++ b/exec.c\n@@ -1303,9 +1303,9 @@ static void phys_sections_free(PhysPageMap *map)\n     g_free(map->nodes);\n }\n \n-static void register_subpage(FlatView *fv, AddressSpaceDispatch *d,\n-                             MemoryRegionSection *section)\n+static void register_subpage(FlatView *fv, MemoryRegionSection *section)\n {\n+    AddressSpaceDispatch *d = flatview_to_dispatch(fv);\n     subpage_t *subpage;\n     hwaddr base = section->offset_within_address_space\n         & TARGET_PAGE_MASK;\n@@ -1334,9 +1334,10 @@ static void register_subpage(FlatView *fv, AddressSpaceDispatch *d,\n }\n \n \n-static void register_multipage(AddressSpaceDispatch *d,\n+static void register_multipage(FlatView *fv,\n                                MemoryRegionSection *section)\n {\n+    AddressSpaceDispatch *d = flatview_to_dispatch(fv);\n     hwaddr start_addr = section->offset_within_address_space;\n     uint16_t section_index = phys_section_add(&d->map, section);\n     uint64_t num_pages = int128_get64(int128_rshift(section->size,\n@@ -1348,7 +1349,6 @@ static void register_multipage(AddressSpaceDispatch *d,\n \n void mem_add(FlatView *fv, MemoryRegionSection *section)\n {\n-    AddressSpaceDispatch *d = flatview_to_dispatch(fv);\n     MemoryRegionSection now = *section, remain = *section;\n     Int128 page_size = int128_make64(TARGET_PAGE_SIZE);\n \n@@ -1357,7 +1357,7 @@ void mem_add(FlatView *fv, MemoryRegionSection *section)\n                        - now.offset_within_address_space;\n \n         now.size = int128_min(int128_make64(left), now.size);\n-        register_subpage(fv, d, &now);\n+        register_subpage(fv, &now);\n     } else {\n         now.size = int128_zero();\n     }\n@@ -1367,13 +1367,13 @@ void mem_add(FlatView *fv, MemoryRegionSection *section)\n         remain.offset_within_region += int128_get64(now.size);\n         now = remain;\n         if (int128_lt(remain.size, page_size)) {\n-            register_subpage(fv, d, &now);\n+            register_subpage(fv, &now);\n         } else if (remain.offset_within_address_space & ~TARGET_PAGE_MASK) {\n             now.size = page_size;\n-            register_subpage(fv, d, &now);\n+            register_subpage(fv, &now);\n         } else {\n             now.size = int128_and(now.size, int128_neg(page_size));\n-            register_multipage(d, &now);\n+            register_multipage(fv, &now);\n         }\n     }\n }\n",
    "prefixes": [
        "qemu",
        "v2",
        "08/13"
    ]
}