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GET /api/1.2/patches/2224617/?format=api
{ "id": 2224617, "url": "http://patchwork.ozlabs.org/api/1.2/patches/2224617/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-ppc/patch/20260417173105.1648172-5-peter.maydell@linaro.org/", "project": { "id": 69, "url": "http://patchwork.ozlabs.org/api/1.2/projects/69/?format=api", "name": "QEMU powerpc development", "link_name": "qemu-ppc", "list_id": "qemu-ppc.nongnu.org", "list_email": "qemu-ppc@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260417173105.1648172-5-peter.maydell@linaro.org>", "list_archive_url": null, "date": "2026-04-17T17:30:52", "name": "[04/17] target/sparc: Make get_phys_page_debug handle non-page-aligned addrs", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "acc07f76fb0927aa523d5e6bd402a1c78379abbe", "submitter": { "id": 5111, "url": "http://patchwork.ozlabs.org/api/1.2/people/5111/?format=api", "name": "Peter Maydell", "email": "peter.maydell@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-ppc/patch/20260417173105.1648172-5-peter.maydell@linaro.org/mbox/", "series": [ { "id": 500379, "url": "http://patchwork.ozlabs.org/api/1.2/series/500379/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-ppc/list/?series=500379", "date": "2026-04-17T17:30:52", "name": "Handle sub-page granularity in cpu_memory_rw_debug()", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500379/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2224617/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2224617/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-ppc-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=YxSLEa8u;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fy2511V3jz1yDF\n\tfor <incoming@patchwork.ozlabs.org>; Sat, 18 Apr 2026 03:32:19 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-ppc-bounces@nongnu.org>)\n\tid 1wDn2t-000750-C0; Fri, 17 Apr 2026 13:31:59 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <peter.maydell@linaro.org>)\n id 1wDn2G-0006jI-6O\n for qemu-ppc@nongnu.org; Fri, 17 Apr 2026 13:31:30 -0400", "from mail-wm1-x330.google.com ([2a00:1450:4864:20::330])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from <peter.maydell@linaro.org>)\n id 1wDn2B-00022X-UL\n for qemu-ppc@nongnu.org; Fri, 17 Apr 2026 13:31:19 -0400", "by mail-wm1-x330.google.com with SMTP id\n 5b1f17b1804b1-488b0046078so9219735e9.1\n for <qemu-ppc@nongnu.org>; Fri, 17 Apr 2026 10:31:15 -0700 (PDT)", "from lanath.. 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[81.2.115.145])\n by smtp.gmail.com with ESMTPSA id\n ffacd0b85a97d-43fe4e4ffa8sm5819650f8f.35.2026.04.17.10.31.12\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Fri, 17 Apr 2026 10:31:13 -0700 (PDT)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=linaro.org; s=google; t=1776447074; x=1777051874; darn=nongnu.org;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:from:to:cc:subject:date\n :message-id:reply-to;\n bh=hx5mHEmjy/ymmHAzveA8k8qKhyafNUszJu+T9FqcJ2Y=;\n b=YxSLEa8uLrDJwTC2Z8nRRE73iiel+uwGajoxFbH8/Kw+xR4cqh4e7QOULhL99LSHwh\n rjPVl0fpQLgH847AkZ4pPzx6iM54cISDori1VqnBfBw05E4pvx6VzzVVERkDfTvK4Bj7\n bxF4EJTKAoVPkCFhVntCeKO8Vd2ySDyH3D2WhnODX+ZMguuueTVNFs7Im17VdfTxjaiE\n P/g1ckVzPlZrb5eheNvRyIIu6nIH8TimE5LxKnk5lln5D2u7qPcKJxjmehTnv4+s4TTs\n IRvS9GKIOeEqtUH9DT5MD4O3HPKpfPLU9wvXAbjHq9otXMiekvtHQ6mST83ZiquC5fkw\n UAIw==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20251104; t=1776447074; x=1777051874;\n h=content-transfer-encoding:mime-version:references:in-reply-to\n :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from\n :to:cc:subject:date:message-id:reply-to;\n bh=hx5mHEmjy/ymmHAzveA8k8qKhyafNUszJu+T9FqcJ2Y=;\n b=a7USbtznyWro/2NWFvMdckXUzLsnR3ayp5qlv2nKQov0IBcL2hs3Z0tcDCOElf5Bs9\n Kf21O/yS9o/L3aEzjVjCZSXB8EESq4zRt8S5zpJZbsEEZU+REkTc348PZ/Tmk19Yh60z\n yX8Fx3lGShTOshMx6LykOxlujAFSvty+OcvmC9E0zBA+rCoZFH0q2yjm9694LZOHewqg\n UhY2AeRPEPRkEz0KwNFt86nCQ9QTAdrKzVj6GXDNNh8mR7QIX51BHSpctu9GY84tuS4S\n OXRLssyIdBqP9KYPsR/TVUJkBETdUcPTxoyZwZo1y25qrS8TQ591Xl2iwDJuS8sQVTKT\n Xl+w==", "X-Gm-Message-State": "AOJu0Yyaiy5shL9iLhfK4+xHL0BPnqcbMv/bzRHiFJaNsu/CGw0aYcOb\n NfgUov9smW4Y0ZO+fSeB6LoDKfoA2XyflsXnrXOFzCKPfW9eZWTtBxK/vkwDvKNGhbk=", "X-Gm-Gg": "AeBDieswz9bnD5RTVUP4daUSP3uDBpTFj1hzTIDNCmAvYbok/Zce2rUQitUoNTYQIku\n hY5fi5LE+NgwnTusI88sL8ei+x/0V4ZvMMq2zwAPOsjEnsiwpfYYLY9aFB+KR3NuSR23hLtankK\n 2UOBIJgz5vli1pVeVZ6FfSN89YACFZDNLCHR47PqqtQ0ifx7r080w0Ug90h2jX6KcIEpvAi7qzS\n RLGLOpw6fZs+nAYAGKyD3ayr/TYGgzFLi/jpr2DGPGycaNn9n6JYlAEtfroaVOI+o/22O+yTiN3\n mX2X/hkMnHLOX5R+zzhHJufc5NKfDPKnJrR1MU5S3WlmCmNeK23g+I2bGJyb6y4OIldfIwlSF7f\n wQklG/tlAodvM4TvMoQ/kNuRO/BzgOjaHwMz8FyV8z9PPoe1U4H+bac7LVEEUtzLXanl0axOLZ2\n EI8k7YkVOBph7MmUuH5UgdrwCbxl9mDdo7RQg9T/m0ycE1SyNWjkJ3WrThqgGqgdgO2dhbFK4Uq\n hWK8puy7X8jh5p1A0RM1sSo+/JAoZSI4/108OItcLyOvy5nAWr/", "X-Received": "by 2002:a05:600c:888b:b0:485:4bd1:4c64 with SMTP id\n 5b1f17b1804b1-488fb796f95mr43537165e9.31.1776447074179;\n Fri, 17 Apr 2026 10:31:14 -0700 (PDT)", "From": "Peter Maydell <peter.maydell@linaro.org>", "To": "qemu-arm@nongnu.org,\n\tqemu-devel@nongnu.org", "Cc": "qemu-ppc@nongnu.org, qemu-riscv@nongnu.org, qemu-s390x@nongnu.org,\n\t=?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>,\n Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,\n Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>,\n Paolo Bonzini <pbonzini@redhat.com>,\n Richard Henderson <richard.henderson@linaro.org>,\n \"Dr. David Alan Gilbert\" <dave@treblig.org>,\n =?utf-8?q?Alex_Benn=C3=A9e?= <alex.bennee@linaro.org>,\n Alexandre Iooss <erdnaxe@crans.org>, Mahmoud Mandour <ma.mandourr@gmail.com>,\n Peter Xu <peterx@redhat.com>, \"Edgar E. Iglesias\" <edgar.iglesias@gmail.com>,\n Jiaxun Yang <jiaxun.yang@flygoat.com>, Nicholas Piggin <npiggin@gmail.com>,\n Chinmay Rath <rathc@linux.ibm.com>, Glenn Miles <milesg@linux.ibm.com>,\n Palmer Dabbelt <palmer@dabbelt.com>,\n Alistair Francis <alistair.francis@wdc.com>, Weiwei Li <liwei1518@gmail.com>,\n Daniel Henrique Barboza <daniel.barboza@oss.qualcomm.com>,\n Liu Zhiwei <zhiwei_liu@linux.alibaba.com>,\n Chao Liu <chao.liu.zevorn@gmail.com>, Ilya Leoshkevich <iii@linux.ibm.com>,\n David Hildenbrand <david@kernel.org>,\n Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>,\n Artyom Tarasenko <atar4qemu@gmail.com>", "Subject": "[PATCH 04/17] target/sparc: Make get_phys_page_debug handle\n non-page-aligned addrs", "Date": "Fri, 17 Apr 2026 18:30:52 +0100", "Message-ID": "<20260417173105.1648172-5-peter.maydell@linaro.org>", "X-Mailer": "git-send-email 2.43.0", "In-Reply-To": "<20260417173105.1648172-1-peter.maydell@linaro.org>", "References": "<20260417173105.1648172-1-peter.maydell@linaro.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::330;\n envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x330.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=unavailable autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-ppc@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<qemu-ppc.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-ppc>,\n <mailto:qemu-ppc-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-ppc>", "List-Post": "<mailto:qemu-ppc@nongnu.org>", "List-Help": "<mailto:qemu-ppc-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-ppc>,\n <mailto:qemu-ppc-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-ppc-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "Currently our implementations of SysemuCPUOps::get_phys_page_debug\nand SysemuCPUOps::get_phys_page_attrs_debug are a mix of \"accepts a\nnon-page-aligned virtual address and returns the corresponding\nnon-page-aligned physical address\" and \"only returns a page-aligned\nphysical address\". This is awkward for callsites, which in practice\nall want the physical address for an arbitrary virtual address and\nhave to work around the possibility of getting a page-aligned\naddress, and it doesn't account for protection being possibly on a\nsub-page-sized granularity. We want to standardize on the\nimplementation having to handle non-page-aligned addresses.\n\nThe sparc TLB lookup code can handle non-aligned input addresses but\nwill return page-aligned results. Rather than attempting to change\nthe internals of the lookup code, we take the simple approach of\nORing the page offset back into the phys_addr result.\n\nSigned-off-by: Peter Maydell <peter.maydell@linaro.org>\n---\n target/sparc/mmu_helper.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/target/sparc/mmu_helper.c b/target/sparc/mmu_helper.c\nindex a6f76a1ab7..25f8a85fae 100644\n--- a/target/sparc/mmu_helper.c\n+++ b/target/sparc/mmu_helper.c\n@@ -913,7 +913,7 @@ hwaddr sparc_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)\n return -1;\n }\n }\n- return phys_addr;\n+ return phys_addr | (addr & ~TARGET_PAGE_MASK);\n }\n \n G_NORETURN void sparc_cpu_do_unaligned_access(CPUState *cs, vaddr addr,\n", "prefixes": [ "04/17" ] }