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GET /api/patches/2196404/?format=api
{ "id": 2196404, "url": "http://patchwork.ozlabs.org/api/patches/2196404/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260213182713.44924-2-philmd@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": "<20260213182713.44924-2-philmd@linaro.org>", "list_archive_url": null, "date": "2026-02-13T18:27:09", "name": "[1/5] qemu/target_info: Add target_page_bits_vary() helper", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "3b0787b42b2348d77f1c98bd2cca468622d61784", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260213182713.44924-2-philmd@linaro.org/mbox/", "series": [ { "id": 492130, "url": "http://patchwork.ozlabs.org/api/series/492130/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492130", "date": "2026-02-13T18:27:09", "name": "page-vary: Build set_preferred_target_page_bits() as common code", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/492130/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196404/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2196404/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@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=S/xx7x+E;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::331;\n envelope-from=philmd@linaro.org; helo=mail-wm1-x331.google.com", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://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 <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Add a helper returning whether a target support variable\npage sizes (only ARM targets so far).\n\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n include/qemu/target-info-impl.h | 2 ++\n include/qemu/target-info.h | 7 +++++++\n configs/targets/aarch64-softmmu.c | 1 +\n configs/targets/arm-softmmu.c | 1 +\n target-info-stub.c | 5 +++++\n target-info.c | 5 +++++\n 6 files changed, 21 insertions(+)", "diff": "diff --git a/include/qemu/target-info-impl.h b/include/qemu/target-info-impl.h\nindex e446585bf53..537aad04fa8 100644\n--- a/include/qemu/target-info-impl.h\n+++ b/include/qemu/target-info-impl.h\n@@ -19,6 +19,8 @@ typedef struct TargetInfo {\n SysEmuTarget target_arch;\n /* runtime equivalent of TARGET_LONG_BITS definition */\n unsigned long_bits;\n+ /* runtime equivalent of TARGET_PAGE_BITS_VARY definition */\n+ bool page_bits_vary;\n /* runtime equivalent of CPU_RESOLVING_TYPE definition */\n const char *cpu_type;\n /* QOM typename machines for this binary must implement */\ndiff --git a/include/qemu/target-info.h b/include/qemu/target-info.h\nindex e3287334304..0d2269e0401 100644\n--- a/include/qemu/target-info.h\n+++ b/include/qemu/target-info.h\n@@ -23,6 +23,13 @@ const char *target_name(void);\n */\n unsigned target_long_bits(void);\n \n+/**\n+ * target_page_bits_vary:\n+ *\n+ * Returns: whether the target support variable page sizes\n+ */\n+bool target_page_bits_vary(void);\n+\n /**\n * target_machine_typename:\n *\ndiff --git a/configs/targets/aarch64-softmmu.c b/configs/targets/aarch64-softmmu.c\nindex 4e1e2f64da1..f9fb73a41c6 100644\n--- a/configs/targets/aarch64-softmmu.c\n+++ b/configs/targets/aarch64-softmmu.c\n@@ -15,6 +15,7 @@ static const TargetInfo target_info_aarch64_system = {\n .target_name = \"aarch64\",\n .target_arch = SYS_EMU_TARGET_AARCH64,\n .long_bits = 64,\n+ .page_bits_vary = true,\n .cpu_type = TYPE_ARM_CPU,\n .machine_typename = TYPE_TARGET_AARCH64_MACHINE,\n .endianness = ENDIAN_MODE_LITTLE,\ndiff --git a/configs/targets/arm-softmmu.c b/configs/targets/arm-softmmu.c\nindex 9b3fdd2854a..a3bca3c9f0d 100644\n--- a/configs/targets/arm-softmmu.c\n+++ b/configs/targets/arm-softmmu.c\n@@ -15,6 +15,7 @@ static const TargetInfo target_info_arm_system = {\n .target_name = \"arm\",\n .target_arch = SYS_EMU_TARGET_ARM,\n .long_bits = 32,\n+ .page_bits_vary = true,\n .cpu_type = TYPE_ARM_CPU,\n .machine_typename = TYPE_TARGET_ARM_MACHINE,\n .endianness = ENDIAN_MODE_LITTLE,\ndiff --git a/target-info-stub.c b/target-info-stub.c\nindex 65220cc7820..a6a080295f0 100644\n--- a/target-info-stub.c\n+++ b/target-info-stub.c\n@@ -20,6 +20,11 @@ static const TargetInfo target_info_stub = {\n .target_name = TARGET_NAME,\n .target_arch = glue(SYS_EMU_TARGET_, TARGET_ARCH),\n .long_bits = TARGET_LONG_BITS,\n+#ifdef TARGET_PAGE_BITS_VARY\n+ .page_bits_vary = true,\n+#else\n+ .page_bits_vary = false,\n+#endif\n .cpu_type = CPU_RESOLVING_TYPE,\n .machine_typename = TYPE_MACHINE,\n .endianness = TARGET_BIG_ENDIAN ? ENDIAN_MODE_BIG : ENDIAN_MODE_LITTLE,\ndiff --git a/target-info.c b/target-info.c\nindex a26532f660f..06bf329de72 100644\n--- a/target-info.c\n+++ b/target-info.c\n@@ -22,6 +22,11 @@ unsigned target_long_bits(void)\n return target_info()->long_bits;\n }\n \n+bool target_page_bits_vary(void)\n+{\n+ return target_info()->page_bits_vary;\n+}\n+\n SysEmuTarget target_arch(void)\n {\n return target_info()->target_arch;\n", "prefixes": [ "1/5" ] }