From nobody Mon Feb 9 20:35:26 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1770312482; cv=none; d=zohomail.com; s=zohoarc; b=GgPSDDml/2mDLgnSi9ahVe4uRqmFObcXf5LzfmIzaNBNMdACJy5npnsKIzjF8cHbm5yGkogxV4wKhu1+IA7QX9VaYVLl6+2TZoZFjLI30d1VK7WLyTGh6buCm+yL6lbbA/bi3EiwK4Fp+t/lUGJvZK6lePwWcFDiT7PbD/GbL18= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1770312482; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=vRzGmD5AUD8c4fc/TGw/1te4u3wZVmaTyDgP2XOVktE=; b=B/aIFEZF5hCyshJj7gvWMlqFdTTDQ8MTy6q4pKK7PbxlaKvc6GPn9Tj1Sc73Kj4aDcaqSuIG4M8taWJ7e1A9B1+GNsc979+BbkOYQ5oX/BIkN+wd90r6Q+TYjanTHdghzwN5rhG+NeAIM6Gpnr0chmK1ktrKouoVONiNGchsnjI= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1770312482880240.37691635959823; Thu, 5 Feb 2026 09:28:02 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vo38L-0004bx-VD; Thu, 05 Feb 2026 12:27:14 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vo38H-0004Y0-PM for qemu-devel@nongnu.org; Thu, 05 Feb 2026 12:27:09 -0500 Received: from mail-oa1-x2d.google.com ([2001:4860:4864:20::2d]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1vo38E-0001TM-2E for qemu-devel@nongnu.org; Thu, 05 Feb 2026 12:27:07 -0500 Received: by mail-oa1-x2d.google.com with SMTP id 586e51a60fabf-4097b420ce0so656266fac.2 for ; Thu, 05 Feb 2026 09:27:05 -0800 (PST) Received: from rebo.bsdimp.com ([50.253.99.174]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-40a5417f142sm4166291fac.5.2026.02.05.09.27.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Feb 2026 09:27:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20230601.gappssmtp.com; s=20230601; t=1770312425; x=1770917225; darn=nongnu.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=vRzGmD5AUD8c4fc/TGw/1te4u3wZVmaTyDgP2XOVktE=; b=wL2ZFN3OU3AvVANdnSGLShNUCPM6OXEWqCZLKQ1S8TQI41r0iOc5qSqFrkKsCDZsF0 fdhauSTiN6jFmZ4nJnzUtSYsmaZUUpXK9jtNHbeRHZYVdQk9WgFKkViRMPB56gHNqbw2 riwBc3YQQDvItIql3NnyFZd0T/L9NORZLky2k/ewBMHme8rUYkpRii1j+r+tSPXvAb2B buRxdGAqWx/TwtUGg9EiWzKMyq+c6RLqufxN7ZGzF9iNfrln+GTY+8xeslOwfk0m+UU6 Ka6k8kIutSbiefhzwpvdx+h4+DuObztBTVMPBib7rTyNvklZ/Z9SBvJKmSBKuRXb7Iq6 i9nQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770312425; x=1770917225; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=vRzGmD5AUD8c4fc/TGw/1te4u3wZVmaTyDgP2XOVktE=; b=Rg1eCEOtQZ+uJnUzV2YTWvGiEUGlYE9sRxdqWnn84e0sFP6CszpQf+kp/B9yHB9ivN LYHa5ucymnoBXMB3y0esM0jpPe0Ww9/fuIZsPtLGTrxGncNOL4dJgijLUyK0XK/I/7lR y/8dGFR56vCnydBCxcMUROW5LA/xmojIrlvBvxtVLh78jGfw36AOk+DpqrsC8hgEVnKH EwSWLjVfSVFrvvzjej44B7KS/eA1PeZOya/RxXTCorJc2rR6TM/+PKwWebR6DuCgdNN1 DkIM3Nb+U9teIAy5PsSXXb74gauX7zYL30wMmKyEduWTl4V7fpKUY1+DicoFncyNnyRN QZzQ== X-Gm-Message-State: AOJu0Yy5tZYfQCnGrnNOYfN/0OnHftVsa9UT32hUGxd+WnDXjy8h4rkO HXbk4V7F8/2mURUzPEbVkfJSXtVsAED+4w0nGHbRl0snB7M8/8gwm0Y0j6fde0r/iQg= X-Gm-Gg: AZuq6aKPKU4/bnRu0yqEq2mzIuGWSSzZJQPT6cSzRjq4pZYSYdunFMP/04cFPM0hBxc 2VAGGW/OMbNqIoBoheOVyFOVtW33Ny08aaaWgtbInvTPHashTLHDKwhhuQxXU9p7W5GQB+bD+su 22hrj13/g6h6BEnHE1Vi89Ryq49pBtmNY+guNrtDVoSSLyS7EmWnK2anm/5a9AVUx+3wQRHt68G 5JglG+JWSdUuKcVlXekuqL7qut2q3xMGdIpxljnNIiilQeg3HY9K0ie2oTH9SvcATnCzmq6azwS xeusQXYin1ld7t2Nxwmlo2RGAFR9YBngPLiyYI362/q6oai+4+zliC+wKCLGbg9QqDMMyK1Id/x WPACzWjIth+Qtj8e/cYpwCCkgIxlorKPoHef9CSnnxRB+feOHNdWiwTELV4hrCnL6k7Yk4OKDqg == X-Received: by 2002:a05:6870:b2d2:b0:3d4:94ef:d05c with SMTP id 586e51a60fabf-40a96c9991cmr16850fac.21.1770312424953; Thu, 05 Feb 2026 09:27:04 -0800 (PST) From: Warner Losh Date: Thu, 05 Feb 2026 10:26:55 -0700 Subject: [PATCH 22/24] bsd-user: Implement System V semaphore calls MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260205-bsd-user-claude-v1-22-8d8ff0035372@bsdimp.com> References: <20260205-bsd-user-claude-v1-0-8d8ff0035372@bsdimp.com> In-Reply-To: <20260205-bsd-user-claude-v1-0-8d8ff0035372@bsdimp.com> To: qemu-devel@nongnu.org Cc: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Kyle Evans , =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Riku Voipio , Warner Losh , Stacey Son X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1709; i=imp@bsdimp.com; h=from:subject:message-id; bh=Um2KjWSrP/ZPW7xX3b5tIrSz4kbidNs0pwVSjDd0peU=; b=owEBbQKS/ZANAwAKAWwc0Sh9sBEAAcsmYgBphNLbjAHiWFe1mMPAaL3i+0NZOnq6FVmvR40ed +fJv+quDQCJAjMEAAEKAB0WIQQgNfiUsAqjz3zN4bdsHNEofbARAAUCaYTS2wAKCRBsHNEofbAR AK+HEACEJI9T/JWmrWqxLr2GjwDo95ytvWDPUVeRAaBqMndbChcfAh1EvNFo7r3LBGPiVal4SY3 FstIU6YMhxApNj1Ymg9vOKAOb8ciBQttzoakl40m5tsbhOiuviPlD4y4A5NqatjaRHi5PDSFNLA 5qpLY8pLLRJ0buPkZyG5YLjNUDfvxgcM5lMxmU/tnViNGYcxF5EGp7uEQrxT7LqechiLi3+Fr/U znHozO1pwWyCEhMYRleoGOqZjZvO7io5QLR9H9ZU0dAGxbRp8B7wxnWrg33N21JW4aKHRv5o6Uo qlmOMwu3pyKWQCFfrbowRa8Fs6/JzYeRzQNtD5WxDaJygFOd4wMCD+BuQE/k9J7BcFvHcv894fw jeJbNaGIhYo23Z6gfDiwJdU14BPQhyt4BgBASRteDMKxV5jnLF7ESF1cx7nvwbdCacbvcQCYr+F X5WqHCggp88ydQ9JsrkMP2mlJmObh0eElefLjG+bGtjXqVOICiazkvrvltFjiN5N41f7QD9vOlp t44Z4CUf1zp6+Zh8RHsBffT8gREJDNas0Rb8NrWjn12AU4gojObzRzuxUyw4obuE8lr2h2/n5e0 nxSvXiB65Rg6zPjD4KvLgGKJuJhF2oxNYCFV2bp1Q8INk2ZUjks/8DAbq+5jl6o7mbhnFuK3+jn Bllq7YYCQj8ZNLA== X-Developer-Key: i=imp@bsdimp.com; a=openpgp; fpr=2035F894B00AA3CF7CCDE1B76C1CD1287DB01100 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2001:4860:4864:20::2d; envelope-from=imp@bsdimp.com; helo=mail-oa1-x2d.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, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @bsdimp-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1770312485759154100 From: Stacey Son Wire up semget(2) and semop(2) syscalls to get System V semaphore implementation, as well the undocumented __semctl used to implement the bits of the interface in libc. Signed-off-by: Stacey Son Signed-off-by: Warner Losh --- bsd-user/freebsd/os-syscall.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index ca2f6fdb66..6e38007bdd 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -37,6 +37,7 @@ #include "bsd-file.h" #include "bsd-mem.h" #include "bsd-proc.h" +#include "bsd-misc.h" =20 /* BSD dependent syscall shims */ #include "os-stat.h" @@ -879,6 +880,28 @@ static abi_long freebsd_syscall(void *cpu_env, int num= , abi_long arg1, ret =3D do_bsd_shmdt(arg1); break; =20 + /* + * System V Semaphores + */ + case TARGET_FREEBSD_NR_semget: /* semget(2) */ + ret =3D do_bsd_semget(arg1, arg2, arg3); + break; + + case TARGET_FREEBSD_NR_semop: /* semop(2) */ + ret =3D do_bsd_semop(arg1, arg2, arg3); + break; + + case TARGET_FREEBSD_NR___semctl: { /* __semctl() undocumented */ + /* + * The semun argument to semctl is passed by value, so dereference= the + * ptr argument. + */ + abi_ulong atptr; + get_user_ual(atptr, (abi_ulong)arg4); + ret =3D do_bsd___semctl(arg1, arg2, arg3, + (union target_semun)(abi_ulong) atptr); + break; + } case TARGET_FREEBSD_NR_freebsd11_vadvise: ret =3D do_bsd_vadvise(); break; --=20 2.52.0