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GET /api/1.1/patches/2221177/?format=api
{ "id": 2221177, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2221177/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/CAFsMJvCLRw2Q=4muDNG1Ojj3oL+UgTrVzpYM6VULRvdFxgR=KA@mail.gmail.com/", "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": "<CAFsMJvCLRw2Q=4muDNG1Ojj3oL+UgTrVzpYM6VULRvdFxgR=KA@mail.gmail.com>", "date": "2026-04-08T18:17:54", "name": "linux-user: fix usage of struct target_stat64 for TARGET_LOONGARCH64 in syscall_defs.h", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c15da517c85b35e3db639d14ee0ba17302aca517", "submitter": { "id": 93091, "url": "http://patchwork.ozlabs.org/api/1.1/people/93091/?format=api", "name": "Gyorgy Tamasi", "email": "gyorgy.tamasi@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/CAFsMJvCLRw2Q=4muDNG1Ojj3oL+UgTrVzpYM6VULRvdFxgR=KA@mail.gmail.com/mbox/", "series": [ { "id": 499201, "url": "http://patchwork.ozlabs.org/api/1.1/series/499201/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499201", "date": "2026-04-08T18:17:54", "name": "linux-user: fix usage of struct target_stat64 for TARGET_LOONGARCH64 in syscall_defs.h", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499201/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2221177/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221177/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=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=BjYMNvFV;\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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Wed, 08 Apr 2026\n 11:18:07 -0700 (PDT)", "MIME-Version": "1.0", "From": "Gyorgy Tamasi <gyorgy.tamasi@gmail.com>", "Date": "Wed, 8 Apr 2026 20:17:54 +0200", "X-Gm-Features": "AQROBzBaxnNTPuS56QXuNhgxeMjx0PK7BB5AOy52cdRuPj639yQ5Gl65wWBMXsM", "Message-ID": "\n <CAFsMJvCLRw2Q=4muDNG1Ojj3oL+UgTrVzpYM6VULRvdFxgR=KA@mail.gmail.com>", "Subject": "[PATCH] linux-user: fix usage of struct target_stat64 for\n TARGET_LOONGARCH64 in syscall_defs.h", "To": "laurent@vivier.eu", "Cc": "pierrick.bouvier@linaro.org, qemu-devel@nongnu.org", "Content-Type": "text/plain; charset=\"UTF-8\"", "Received-SPF": "pass client-ip=2a00:1450:4864:20::12c;\n envelope-from=gyorgy.tamasi@gmail.com; helo=mail-lf1-x12c.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, FREEMAIL_FROM=0.001,\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-Mailman-Approved-At": "Wed, 08 Apr 2026 15:32:16 -0400", "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": "In a 64bit LoongArch64 env (both TARGET_LOONGARCH and\nTARGET_LOONGARCH64 are defined!) we can not use the struct\ntarget_stat64 for data-transfer, since this struct target_stat64 is\ndefined for 32bit environments with its int-sized (4byte) st_*time\nsec/nsec components.\nThe user side compiler headers of the LoongArch64 env uses long-sized\n(8byte) st_*time sec/nsec components.\n\n(This is similar to the case of 32bit vs. 64bit RISCV: the original\ncode does not use struct target_stat64 in 64bit RISCV env, when both\nTARGET_RISCV and TARGET_RISCV64 are defined.)\n\nThis fix is important for LoongArch64 ABI1.0, where stat() is using an\nfstatat syscall with this struct target_stat64, if its usage is\nenabled.\n(In case of LoongArch64 ABI2.0 stat() uses statx syscall, where this\nproblematic struct target_stat64 is not used, struct statx is correct\nin the LoongArch64 env.)\nSee also: https://gitlab.com/qemu-project/qemu/-/work_items/3371\n\nSigned-off-by: Gyorgy Tamasi <gyorgy.tamasi@gmail.com>\n---\n linux-user/syscall_defs.h | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)\n\n--\n2.43.0", "diff": "diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h\nindex 679af640c0..6967306be4 100644\n--- a/linux-user/syscall_defs.h\n+++ b/linux-user/syscall_defs.h\n@@ -2005,7 +2005,7 @@ struct target_stat {\n abi_uint __unused5;\n };\n\n-#if !defined(TARGET_RISCV64)\n+#if !defined(TARGET_RISCV64) && !defined(TARGET_LOONGARCH64)\n #define TARGET_HAS_STRUCT_STAT64\n struct target_stat64 {\n abi_ullong st_dev;\n", "prefixes": [] }