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GET /api/patches/2196190/?format=api
{ "id": 2196190, "url": "http://patchwork.ozlabs.org/api/patches/2196190/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260213034556.13471-3-mohamed@unpredictable.fr/", "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": "<20260213034556.13471-3-mohamed@unpredictable.fr>", "list_archive_url": null, "date": "2026-02-13T03:45:45", "name": "[v2,02/10] whpx: re-enable guest debug support on x86", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "f276bb3abeb58a991cd0c045aa799bfc0505c75e", "submitter": { "id": 91318, "url": "http://patchwork.ozlabs.org/api/people/91318/?format=api", "name": "Mohamed Mediouni", "email": "mohamed@unpredictable.fr" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260213034556.13471-3-mohamed@unpredictable.fr/mbox/", "series": [ { "id": 492055, "url": "http://patchwork.ozlabs.org/api/series/492055/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=492055", "date": "2026-02-13T03:45:43", "name": "whpx: x86 updates (2026-02)", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/492055/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2196190/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2196190/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=unpredictable.fr header.i=@unpredictable.fr\n header.a=rsa-sha256 header.s=sig1 header.b=JJEwWWSq;\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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Thu, 12 Feb 2026 22:46:16 -0500", "from outbound.pv.icloud.com (unknown [127.0.0.2])\n by p00-icloudmta-asmtp-us-west-1a-60-percent-11 (Postfix) with ESMTPS id\n 6AB5A1800104; Fri, 13 Feb 2026 03:46:11 +0000 (UTC)", "from localhost.localdomain (unknown [17.56.9.36])\n by p00-icloudmta-asmtp-us-west-1a-60-percent-11 (Postfix) with ESMTPSA id\n E49CB1800135; Fri, 13 Feb 2026 03:46:07 +0000 (UTC)" ], "Dkim-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=unpredictable.fr;\n s=sig1; t=1770954373; x=1773546373;\n bh=mOYNtTveKjr+KZigxP71eIiTh5kyqDuwACrDmj+VmsE=;\n h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type:x-icloud-hme;\n b=JJEwWWSq3syIFgK4RBQlhXt+Dh73qUMuQwwF7DKU/w7CWAvXLKMZGJmGHbgQ5fku7ehyWtfvP0rc596Brg1zSivShkqA0b9dg0CkFKaDJL6KsZorbwp9ZTBnp0M2jgcLEf4z9W9McnhlIsKJugnKhufVuo+CxYUHR3aJuwgwUBnsXskkUmxpfPaShdb5w6WKWHk4F9pUZxf6SBsu0V/RVidt7h6tHeiz5tQ2dY8BEd/fC++Aqg/yxNdEfCot/fQPm7hBxqHk6QfUJ25gHoA4w3atzYIr4EGNYSiw50+2SgyQu+XzF9mGpKfFV+AkOmvSR0Txl1rQb0ImEiN+Pxo5KQ==", "mail-alias-created-date": "1752046281608", "From": "Mohamed Mediouni <mohamed@unpredictable.fr>", "To": "qemu-devel@nongnu.org", "Cc": "=?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Magnus Kulke <magnuskulke@linux.microsoft.com>, =?utf-8?q?Philippe_Mathieu-?=\n\t=?utf-8?q?Daud=C3=A9?= <philmd@linaro.org>,\n Bernhard Beschow <shentey@gmail.com>, Paolo Bonzini <pbonzini@redhat.com>,\n Mohamed Mediouni <mohamed@unpredictable.fr>, Wei Liu <wei.liu@kernel.org>,\n Pedro Barbuda <pbarbuda@microsoft.com>, Cameron Esfahani <dirty@apple.com>,\n Peter Maydell <peter.maydell@linaro.org>,\n Phil Dennis-Jordan <phil@philjordan.eu>, Zhao Liu <zhao1.liu@intel.com>,\n Roman Bolshakov <rbolshakov@ddn.com>,\n =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>", "Subject": "[PATCH v2 02/10] whpx: re-enable guest debug support on x86", "Date": "Fri, 13 Feb 2026 04:45:45 +0100", "Message-ID": "<20260213034556.13471-3-mohamed@unpredictable.fr>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260213034556.13471-1-mohamed@unpredictable.fr>", "References": "<20260213034556.13471-1-mohamed@unpredictable.fr>", "MIME-Version": "1.0", "Content-Type": "text/plain; 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helo=outbound.pv.icloud.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_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001,\n RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001,\n SPF_HELO_PASS=-0.001, 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": "Fix what got broken several years ago by adding ops->supports_guest_debug\nsupport as an architecture-specific function.\n\narm64 WHP doesn't currently provide support needed for this.\n\nSigned-off-by: Mohamed Mediouni <mohamed@unpredictable.fr>\n---\n accel/whpx/whpx-accel-ops.c | 8 ++++++++\n include/system/whpx-all.h | 4 ++++\n target/arm/whpx/whpx-all.c | 5 +++++\n target/i386/whpx/whpx-all.c | 5 +++++\n 4 files changed, 22 insertions(+)", "diff": "diff --git a/accel/whpx/whpx-accel-ops.c b/accel/whpx/whpx-accel-ops.c\nindex 50fadea0fd..b8f41544cb 100644\n--- a/accel/whpx/whpx-accel-ops.c\n+++ b/accel/whpx/whpx-accel-ops.c\n@@ -17,6 +17,7 @@\n \n #include \"system/whpx.h\"\n #include \"system/whpx-internal.h\"\n+#include \"system/whpx-all.h\"\n #include \"system/whpx-accel-ops.h\"\n \n static void *whpx_cpu_thread_fn(void *arg)\n@@ -81,6 +82,12 @@ static bool whpx_vcpu_thread_is_idle(CPUState *cpu)\n return !whpx_irqchip_in_kernel();\n }\n \n+static bool whpx_supports_guest_debug(void)\n+{\n+ return whpx_arch_supports_guest_debug();\n+}\n+\n+\n static void whpx_accel_ops_class_init(ObjectClass *oc, const void *data)\n {\n AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);\n@@ -89,6 +96,7 @@ static void whpx_accel_ops_class_init(ObjectClass *oc, const void *data)\n ops->kick_vcpu_thread = whpx_kick_vcpu_thread;\n ops->cpu_thread_is_idle = whpx_vcpu_thread_is_idle;\n ops->handle_interrupt = generic_handle_interrupt;\n+ ops->supports_guest_debug = whpx_supports_guest_debug;\n \n ops->synchronize_post_reset = whpx_cpu_synchronize_post_reset;\n ops->synchronize_post_init = whpx_cpu_synchronize_post_init;\ndiff --git a/include/system/whpx-all.h b/include/system/whpx-all.h\nindex f13cdf7f66..3db074c38c 100644\n--- a/include/system/whpx-all.h\n+++ b/include/system/whpx-all.h\n@@ -17,4 +17,8 @@ void whpx_translate_cpu_breakpoints(\n struct whpx_breakpoints *breakpoints,\n CPUState *cpu,\n int cpu_breakpoint_count);\n+\n+/* called by whpx-accel-ops */\n+bool whpx_arch_supports_guest_debug(void);\n+\n #endif\ndiff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c\nindex 36c5e30a03..8d0ca794af 100644\n--- a/target/arm/whpx/whpx-all.c\n+++ b/target/arm/whpx/whpx-all.c\n@@ -304,6 +304,11 @@ void whpx_translate_cpu_breakpoints(\n /* Breakpoints aren’t supported on this platform */\n }\n \n+bool whpx_arch_supports_guest_debug(void) \n+{\n+ return false;\n+}\n+\n static void whpx_get_reg(CPUState *cpu, WHV_REGISTER_NAME reg, WHV_REGISTER_VALUE* val)\n {\n struct whpx_state *whpx = &whpx_global;\ndiff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c\nindex 8210250dc3..e1f0fa5e77 100644\n--- a/target/i386/whpx/whpx-all.c\n+++ b/target/i386/whpx/whpx-all.c\n@@ -1272,6 +1272,11 @@ void whpx_apply_breakpoints(\n }\n }\n \n+bool whpx_arch_supports_guest_debug(void) \n+{\n+ return true;\n+}\n+\n /* Returns the address of the next instruction that is about to be executed. */\n static vaddr whpx_vcpu_get_pc(CPUState *cpu, bool exit_context_valid)\n {\n", "prefixes": [ "v2", "02/10" ] }