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GET /api/patches/2197173/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 2197173,
    "url": "http://patchwork.ozlabs.org/api/patches/2197173/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260217095106.598486-8-richard.henderson@linaro.org/",
    "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": "<20260217095106.598486-8-richard.henderson@linaro.org>",
    "list_archive_url": null,
    "date": "2026-02-17T09:51:06",
    "name": "[v2,7/7] target-info: Eliminate TARGET_PAGE_BITS_LEGACY",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "7a38313582b74f840efe09dd7692a4e7b1b68522",
    "submitter": {
        "id": 72104,
        "url": "http://patchwork.ozlabs.org/api/people/72104/?format=api",
        "name": "Richard Henderson",
        "email": "richard.henderson@linaro.org"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260217095106.598486-8-richard.henderson@linaro.org/mbox/",
    "series": [
        {
            "id": 492403,
            "url": "http://patchwork.ozlabs.org/api/series/492403/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492403",
            "date": "2026-02-17T09:51:04",
            "name": "page-vary: Build once",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/492403/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2197173/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2197173/checks/",
    "tags": {},
    "related": [],
    "headers": {
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        "From": "Richard Henderson <richard.henderson@linaro.org>",
        "To": "qemu-devel@nongnu.org",
        "Cc": "philmd@linaro.org",
        "Subject": "[PATCH v2 7/7] target-info: Eliminate TARGET_PAGE_BITS_LEGACY",
        "Date": "Tue, 17 Feb 2026 19:51:06 +1000",
        "Message-ID": "<20260217095106.598486-8-richard.henderson@linaro.org>",
        "X-Mailer": "git-send-email 2.43.0",
        "In-Reply-To": "<20260217095106.598486-1-richard.henderson@linaro.org>",
        "References": "<20260217095106.598486-1-richard.henderson@linaro.org>",
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        "List-Id": "qemu development <qemu-devel.nongnu.org>",
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        "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"
    },
    "content": "Expand TARGET_PAGE_BITS_LEGACY directly within the two Arm\nTargetInfo structures; remove it from target/arm/cpu-param.h.\nDo not allow new uses with target-info-stub.c.\n\nSigned-off-by: Richard Henderson <richard.henderson@linaro.org>\n---\n include/qemu/target-info-impl.h   |  2 +-\n target/arm/cpu-param.h            |  1 -\n configs/targets/aarch64-softmmu.c |  3 +--\n configs/targets/arm-softmmu.c     |  3 +--\n target-info-stub.c                | 12 ++++++------\n 5 files changed, 9 insertions(+), 12 deletions(-)",
    "diff": "diff --git a/include/qemu/target-info-impl.h b/include/qemu/target-info-impl.h\nindex c917d546ea..a7c519cd0b 100644\n--- a/include/qemu/target-info-impl.h\n+++ b/include/qemu/target-info-impl.h\n@@ -27,7 +27,7 @@ typedef struct TargetInfo {\n     EndianMode endianness;\n     /*\n      * runtime equivalent of\n-     *   TARGET_PAGE_BITS_VARY ? TARGET_PAGE_BITS_LEGACY : TARGET_PAGE_BITS\n+     *   TARGET_PAGE_BITS_VARY ? minimum for the target : TARGET_PAGE_BITS\n      */\n     unsigned page_bits_init;\n     /* runtime equivalent of TARGET_PAGE_BITS_VARY definition */\ndiff --git a/target/arm/cpu-param.h b/target/arm/cpu-param.h\nindex 8b46c7c570..07af31aa3e 100644\n--- a/target/arm/cpu-param.h\n+++ b/target/arm/cpu-param.h\n@@ -29,7 +29,6 @@\n  * have to support 1K tiny pages.\n  */\n # define TARGET_PAGE_BITS_VARY\n-# define TARGET_PAGE_BITS_LEGACY 10\n #endif /* !CONFIG_USER_ONLY */\n \n /*\ndiff --git a/configs/targets/aarch64-softmmu.c b/configs/targets/aarch64-softmmu.c\nindex 82ccb57575..561af56e1a 100644\n--- a/configs/targets/aarch64-softmmu.c\n+++ b/configs/targets/aarch64-softmmu.c\n@@ -10,7 +10,6 @@\n #include \"qemu/target-info-impl.h\"\n #include \"hw/arm/machines-qom.h\"\n #include \"target/arm/cpu-qom.h\"\n-#include \"target/arm/cpu-param.h\"\n \n static const TargetInfo target_info_aarch64_system = {\n     .target_name = \"aarch64\",\n@@ -20,7 +19,7 @@ static const TargetInfo target_info_aarch64_system = {\n     .machine_typename = TYPE_TARGET_AARCH64_MACHINE,\n     .endianness = ENDIAN_MODE_LITTLE,\n     .page_bits_vary = true,\n-    .page_bits_init = TARGET_PAGE_BITS_LEGACY,\n+    .page_bits_init = 10,\n };\n \n const TargetInfo *target_info(void)\ndiff --git a/configs/targets/arm-softmmu.c b/configs/targets/arm-softmmu.c\nindex 18940e51e5..488217c7a0 100644\n--- a/configs/targets/arm-softmmu.c\n+++ b/configs/targets/arm-softmmu.c\n@@ -10,7 +10,6 @@\n #include \"qemu/target-info-impl.h\"\n #include \"hw/arm/machines-qom.h\"\n #include \"target/arm/cpu-qom.h\"\n-#include \"target/arm/cpu-param.h\"\n \n static const TargetInfo target_info_arm_system = {\n     .target_name = \"arm\",\n@@ -20,7 +19,7 @@ static const TargetInfo target_info_arm_system = {\n     .machine_typename = TYPE_TARGET_ARM_MACHINE,\n     .endianness = ENDIAN_MODE_LITTLE,\n     .page_bits_vary = true,\n-    .page_bits_init = TARGET_PAGE_BITS_LEGACY,\n+    .page_bits_init = 10,\n };\n \n const TargetInfo *target_info(void)\ndiff --git a/target-info-stub.c b/target-info-stub.c\nindex f5896a7262..d948ebef5f 100644\n--- a/target-info-stub.c\n+++ b/target-info-stub.c\n@@ -29,14 +29,14 @@ static const TargetInfo target_info_stub = {\n     .cpu_type = CPU_RESOLVING_TYPE,\n     .machine_typename = TYPE_MACHINE,\n     .endianness = TARGET_BIG_ENDIAN ? ENDIAN_MODE_BIG : ENDIAN_MODE_LITTLE,\n-#ifdef TARGET_PAGE_BITS_VARY\n-    .page_bits_vary = true,\n-# ifdef TARGET_PAGE_BITS_LEGACY\n-    .page_bits_init = TARGET_PAGE_BITS_LEGACY,\n-# endif\n-#else\n+#ifndef TARGET_PAGE_BITS_VARY\n     .page_bits_vary = false,\n     .page_bits_init = TARGET_PAGE_BITS,\n+#elif defined(CONFIG_USER_ONLY)\n+    .page_bits_vary = true,\n+    /* page_bits_init is unused; page size always set by main */\n+#else\n+# error \"page_bits_init must be set in configs/target\"\n #endif\n };\n \n",
    "prefixes": [
        "v2",
        "7/7"
    ]
}