Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/1.0/patches/2198023/?format=api
{ "id": 2198023, "url": "http://patchwork.ozlabs.org/api/1.0/patches/2198023/?format=api", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.0/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": "<20260218-bsd-user-claude-v3-17-0137b37b221e@bsdimp.com>", "date": "2026-02-19T05:22:40", "name": "[v3,17/24] bsd-user: Add do_bsd_semop implementation", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "58dfabb6b8fee0094fa47f32de0c4edf420a6512", "submitter": { "id": 1896, "url": "http://patchwork.ozlabs.org/api/1.0/people/1896/?format=api", "name": "Warner Losh", "email": "imp@bsdimp.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260218-bsd-user-claude-v3-17-0137b37b221e@bsdimp.com/mbox/", "series": [ { "id": 492638, "url": "http://patchwork.ozlabs.org/api/1.0/series/492638/?format=api", "date": "2026-02-19T05:22:26", "name": "bsd-user: Upstream misc system calls (System V IPC, reboot, etc)", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/492638/mbox/" } ], "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2198023/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=bsdimp-com.20230601.gappssmtp.com\n header.i=@bsdimp-com.20230601.gappssmtp.com header.a=rsa-sha256\n header.s=20230601 header.b=sl0w5/Yi;\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=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.gnu.org (lists.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 4fGhdt05Lzz1xpl\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 19 Feb 2026 16:24:50 +1100 (AEDT)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1vswVG-0002pr-Qe; Thu, 19 Feb 2026 00:23:06 -0500", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <imp@bsdimp.com>) id 1vswVD-0002nx-DO\n for qemu-devel@nongnu.org; Thu, 19 Feb 2026 00:23:03 -0500", "from mail-ot1-x335.google.com ([2607:f8b0:4864:20::335])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from <imp@bsdimp.com>) id 1vswVB-00020F-4f\n for qemu-devel@nongnu.org; Thu, 19 Feb 2026 00:23:02 -0500", "by mail-ot1-x335.google.com with SMTP id\n 46e09a7af769-7d19bfe1190so570922a34.1\n for <qemu-devel@nongnu.org>; Wed, 18 Feb 2026 21:23:00 -0800 (PST)", "from rebo.bsdimp.com ([50.253.99.174])\n by smtp.gmail.com with ESMTPSA id\n 006d021491bc7-674758eb709sm14215326eaf.12.2026.02.18.21.22.58\n (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n Wed, 18 Feb 2026 21:22:59 -0800 (PST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=bsdimp-com.20230601.gappssmtp.com; s=20230601; t=1771478580; x=1772083380;\n darn=nongnu.org;\n h=cc:to:in-reply-to:references:message-id:content-transfer-encoding\n :mime-version:subject:date:from:from:to:cc:subject:date:message-id\n :reply-to; bh=TRM3Oispr2CVqNb5Tfdu3Fuz7LopAWJ8TkqPl++2V8Y=;\n b=sl0w5/YiH+92LX5+srpUuIX14QE4+SAXt4bRXNQiF2OWs6iXhtyGgJXTUtwP9wRcQo\n k17L0+QABQf67vUtKoXJH4GHWcVoUbRtStv4H4W9PqXMJy+PBGhIM9f/IJ7TsQfT7X4D\n yYSgNcYRVRCzEw8jQGmYcT+DabnshoWvzlPo9/G7ZoQWp89zpRqqpi7XhO1mwQLL7nH9\n yNKLUAYcG6rJK6M+uSvTnCZMfox8cGNIEE4GPK1BmLIXMbuzzwhs8BUEqRpk7RwzPzlv\n waLniD40luqqjeG3bHT07tsnY8sIbfxgpdwZ1uidK6croQzxVjtc08C12l/sp10VJjOj\n XZdQ==", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=1e100.net; s=20230601; t=1771478580; x=1772083380;\n h=cc:to:in-reply-to:references:message-id:content-transfer-encoding\n :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to\n :cc:subject:date:message-id:reply-to;\n bh=TRM3Oispr2CVqNb5Tfdu3Fuz7LopAWJ8TkqPl++2V8Y=;\n b=k3CjnUJ/x4mkhc7JV7pK+GpiXRogrX0/XaGexrheBrkh+f65O8qHiTis0FgeOahWWi\n yjbdaQfFQGVFlK/10YhaZJcEx30ng1BFat6usNqNDT+LtqDERR/XFP7AUFoU9z1oSdSS\n 1JE0RNFo1vHUdJqMam1DaI/l5HnrNw03fI6UtEAeUtHsMb6fmcBPcllFLUNOE+x+D8Fj\n 8ZSYc7DhR+td+xZ6ek0v0emPlrK38VI5dRB6AEYcT1cMA26LxjiJs/deAecWCZ7ZBFE8\n MOq7k0wRIjGimKJidq/YWxKIID3UF0nD9R5Vt1gEy/JTXN38+ltDwuz04gqkwLruuCIB\n +8Xw==", "X-Gm-Message-State": "AOJu0YzCBToSJMGXK2CCTkyvBDfx7DXaIACLVPa4483QCRFiCGPlcZnE\n qC1g1q8jb09V4frZ3GrrpZO4RK36cz3huD1xcFnr3vX+DQXq8no28S+w90hXVbC4ghI=", "X-Gm-Gg": "AZuq6aJRFS6gFFFb78dNZTphMFU0YyqpB1Uerrpgd6rQP6+/JgMJFdwUc2PuXsURAw6\n oHBl+GEXK9LX3KVUPR4MlPw+7TTogrrAnUjyvEntDTeaWol4aQowBjd0HtKKjGD8IqAlyu9Kpdg\n /STSMzHinqvGVks7JEaWmL7CMOkKhbxzvmdTp33APBjhotCxfq1lmW/ciTRA87UW8T6PJm3aRLq\n Gy2sHI+RdeFgShzSFKsWym27Mtwp/aPQymJrGPcKZjL2Uv0qJOwf0eA4Li1FVlvRJAeUjxvvXNH\n dy4WCDjZuiaSYPKkdMpSNTC5k5s2iYzNcb4NVaZWJEqUBUCopaV0ZJH0E4g04A62ernd19LVER0\n 6L1D9pvF7+OJGHYTDUC4NGfHl8f0K41EU2oL2V86am0Hhoex3+abwHM6jMFpRnltBWTkWXCCEL2\n PCQwhFyGpL0Q==", "X-Received": "by 2002:a05:6820:6ae3:b0:679:92c7:2c07 with SMTP id\n 006d021491bc7-679a71dcbf8mr2533911eaf.29.1771478580039;\n Wed, 18 Feb 2026 21:23:00 -0800 (PST)", "From": "Warner Losh <imp@bsdimp.com>", "Date": "Wed, 18 Feb 2026 22:22:40 -0700", "Subject": "[PATCH v3 17/24] bsd-user: Add do_bsd_semop implementation", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260218-bsd-user-claude-v3-17-0137b37b221e@bsdimp.com>", "References": "<20260218-bsd-user-claude-v3-0-0137b37b221e@bsdimp.com>", "In-Reply-To": "<20260218-bsd-user-claude-v3-0-0137b37b221e@bsdimp.com>", "To": "qemu-devel@nongnu.org", "Cc": "=?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= <berrange@redhat.com>,\n Kyle Evans <kevans@freebsd.org>,\n =?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Paolo Bonzini <pbonzini@redhat.com>,\n =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>,\n Riku Voipio <riku.voipio@iki.fi>, Warner Losh <imp@bsdimp.com>,\n Stacey Son <sson@FreeBSD.org>,\n Richard Henderson <richard.henderson@linaro.org>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1559; i=imp@bsdimp.com;\n h=from:subject:message-id; bh=mBs5Y0mZEl6PwncKqPNyZPiCKdK9StT+eagUv/bboAk=;\n b=owEBbQKS/ZANAwAKAWwc0Sh9sBEAAcsmYgBplp4sEcouz6NcTRXDUcuJFFdQ3iydZPbk4co6I\n mBgasmPcaOJAjMEAAEKAB0WIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCaZaeLAAKCRBsHNEofbAR\n AB5tEAC1fEvULmkKd4WgsCrWZie4rzZ8jf3nQIiwvrtXa66Gr+iV/g1XwTWEJskinfyRktNJlCJ\n +tu41p19iBRTmokxzswlQVFwowgjD8eoMiNby3wVuYeB6JDqX8FNUT4t9e2xVHeKmMuVtpa6ofj\n UIyHOifL63khjyFjW+tDOP/dyLDh6cdmK2CmgtcLL3wMz/YVaAJsHzOc1aAf1JU9GIceAuTNrjm\n T7CJXUnchvwaQJAvB+d/SVx8Jn385Ycr4mTsvCj/9rhItp6fU9fco5RNyigqK3o8BEekLYRDunm\n WPMdt4GYxuIdGZoLWsBFmaSA3F5npyJNvc2tH3aH2kxXHSOE5JbvobdLGhBR8hkP5h5JAQ0Q8Nz\n y/k3czYzHIVS+UWrr2xg0LQTDmmU06WRPfvFf22tSPs3hysmNzaFCAZiCT4nkRDfyLj/OoMEiAO\n LdRuacmlR19PrURjiRbhbb6coBC4PovtxzLHqOgXHHbJJQgudevBuWeACbq/16VnSYnXn1n/dra\n Sf4T5J238swTtW2hHXFc635XkoShwzPMjdA3OHueXjYA8RcKv6r+2iuw/6+HbWRJH7K6mwZ2jyA\n S3yeSTFcPcozBEvJNNA+rNOdKrtKiC5VbhsMrbbn3+sDbyzj2JXjbF4cA85+ygEPB+r3oTYUl31\n jwNWx72nggBTwAA==", "X-Developer-Key": "i=imp@bsdimp.com; a=openpgp;\n fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100", "Received-SPF": "none client-ip=2607:f8b0:4864:20::335;\n envelope-from=imp@bsdimp.com; helo=mail-ot1-x335.google.com", "X-Spam_score_int": "-18", "X-Spam_score": "-1.9", "X-Spam_bar": "-", "X-Spam_report": "(-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_NONE=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": "From: Stacey Son <sson@FreeBSD.org>\n\nAdd implementation of semop(2) syscall to perform System V semaphore\noperations. Converts target sembuf array to host format and executes\noperations.\n\nSigned-off-by: Stacey Son <sson@FreeBSD.org>\nReviewed-by: Richard Henderson <richard.henderson@linaro.org>\nSigned-off-by: Warner Losh <imp@bsdimp.com>\n---\n bsd-user/bsd-misc.h | 22 ++++++++++++++++++++++\n 1 file changed, 22 insertions(+)", "diff": "diff --git a/bsd-user/bsd-misc.h b/bsd-user/bsd-misc.h\nindex 3dffb977a5..e1e552b58f 100644\n--- a/bsd-user/bsd-misc.h\n+++ b/bsd-user/bsd-misc.h\n@@ -77,6 +77,28 @@ static inline abi_long do_bsd_semget(abi_long key, int nsems,\n target_to_host_bitmask(target_flags, ipc_flags_tbl)));\n }\n \n+/* semop(2) */\n+static inline abi_long do_bsd_semop(int semid, abi_long ptr, unsigned nsops)\n+{\n+ g_autofree struct sembuf *sops = g_malloc(nsops * sizeof(struct sembuf));\n+ struct target_sembuf *target_sembuf;\n+ int i;\n+\n+ target_sembuf = lock_user(VERIFY_READ, ptr,\n+ nsops * sizeof(struct target_sembuf), 1);\n+ if (target_sembuf == NULL) {\n+ return -TARGET_EFAULT;\n+ }\n+ for (i = 0; i < nsops; i++) {\n+ __get_user(sops[i].sem_num, &target_sembuf[i].sem_num);\n+ __get_user(sops[i].sem_op, &target_sembuf[i].sem_op);\n+ __get_user(sops[i].sem_flg, &target_sembuf[i].sem_flg);\n+ }\n+ unlock_user(target_sembuf, ptr, 0);\n+\n+ return semop(semid, sops, nsops);\n+}\n+\n /* getdtablesize(2) */\n static inline abi_long do_bsd_getdtablesize(void)\n {\n", "prefixes": [ "v3", "17/24" ] }