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GET /api/1.1/patches/2222893/?format=api
{ "id": 2222893, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2222893/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260414003001.97571-16-philmd@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/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": "" }, "msgid": "<20260414003001.97571-16-philmd@linaro.org>", "date": "2026-04-14T00:29:47", "name": "[v3,15/27] cpus: Introduce SysemuCPUOps::monitor_get_register() hook", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "fce56202ceb92af08c170c6d8a55909109f74b1b", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/1.1/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260414003001.97571-16-philmd@linaro.org/mbox/", "series": [ { "id": 499762, "url": "http://patchwork.ozlabs.org/api/1.1/series/499762/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499762", "date": "2026-04-14T00:29:32", "name": "monitor: Remove need of per-target handlers", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/499762/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2222893/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2222893/checks/", "tags": {}, "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=ioRPO7nz;\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::436;\n envelope-from=philmd@linaro.org; helo=mail-wr1-x436.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": "Allow targets to register their legacy target_get_monitor_def()\nin SysemuCPUOps; check it first in get_monitor_def() otherwise\nfall back to previous per-target helper.\n\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\nReviewed-by: Richard Henderson <richard.henderson@linaro.org>\n---\n include/hw/core/sysemu-cpu-ops.h | 8 ++++++++\n monitor/hmp-target.c | 11 ++++++++---\n 2 files changed, 16 insertions(+), 3 deletions(-)", "diff": "diff --git a/include/hw/core/sysemu-cpu-ops.h b/include/hw/core/sysemu-cpu-ops.h\nindex 7b2d2d2610f..5b831393cf4 100644\n--- a/include/hw/core/sysemu-cpu-ops.h\n+++ b/include/hw/core/sysemu-cpu-ops.h\n@@ -85,6 +85,14 @@ typedef struct SysemuCPUOps {\n */\n bool (*internal_is_big_endian)(CPUState *cpu);\n \n+ /**\n+ * @monitor_get_register: Callback to fill @pval with register @name value.\n+ * This field is legacy, use @gdb_core_xml_file\n+ * to dump registers instead.\n+ * Returns: 0 on success or negative errno on failure.\n+ */\n+ int (*monitor_get_register)(CPUState *cs, const char *name, int64_t *pval);\n+\n /**\n * @legacy_vmsd: Legacy state for migration.\n * Do not use in new targets, use #DeviceClass::vmsd instead.\ndiff --git a/monitor/hmp-target.c b/monitor/hmp-target.c\nindex a222fd4c96a..46ccbd14aec 100644\n--- a/monitor/hmp-target.c\n+++ b/monitor/hmp-target.c\n@@ -35,6 +35,7 @@\n #include \"qapi/qapi-commands-control.h\"\n #include \"qapi/qapi-commands-misc.h\"\n #include \"qapi/qapi-commands-machine.h\"\n+#include \"hw/core/sysemu-cpu-ops.h\"\n \n /* Make devices configuration available for use in hmp-commands*.hx templates */\n #include CONFIG_DEVICES\n@@ -85,9 +86,13 @@ int get_monitor_def(Monitor *mon, int64_t *pval, const char *name)\n }\n }\n \n- ret = target_get_monitor_def(cs, name, &tmp);\n- if (!ret) {\n- *pval = (target_long) tmp;\n+ if (cs->cc->sysemu_ops->monitor_get_register) {\n+ ret = cs->cc->sysemu_ops->monitor_get_register(cs, name, pval);\n+ } else {\n+ ret = target_get_monitor_def(cs, name, &tmp);\n+ if (!ret) {\n+ *pval = (target_long) tmp;\n+ }\n }\n \n return ret;\n", "prefixes": [ "v3", "15/27" ] }