From patchwork Sun Aug 27 15:57:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Karim Taha X-Patchwork-Id: 1826939 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20221208 header.b=WY1aOkas; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4RZMDV2wjLz1yZ9 for ; Tue, 29 Aug 2023 06:12:42 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qaiZO-0000zI-7J; Mon, 28 Aug 2023 16:10:42 -0400 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 1qaiZL-0000v0-Lv for qemu-devel@nongnu.org; Mon, 28 Aug 2023 16:10:39 -0400 Received: from mail-ej1-x636.google.com ([2a00:1450:4864:20::636]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qaiZJ-0007jJ-Br for qemu-devel@nongnu.org; Mon, 28 Aug 2023 16:10:39 -0400 Received: by mail-ej1-x636.google.com with SMTP id a640c23a62f3a-99c1f6f3884so450006466b.0 for ; Mon, 28 Aug 2023 13:10:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693253436; x=1693858236; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=tsF5lR/xA+aNMrZWO0/VuSFRuaGJ+PJkz50iHadMyng=; b=WY1aOkasH4eO94tZkL2By8Ou73oyIV0hV3FzeBd/wU30cbzpo7Bm3NA5BwD/EHbCv6 RglJA1LMmq2i9xDTs5FNKzw9Qrk+PbWxlPczTzD2stIvz5ki7APV2hEXjGHisQD5h035 zNCigN6Uov4f+bNOj2TcwDJLH/XDTH3kjcL/GyrYmWX8ce+f4rBh0qvzyYsSkojsoz+c eU71ZxoYaSvJFLoTm2Aa+KST+n51cZIb2apGB3mBVn/QernPIfRqs9aDxb+81INTvV4B OIMGsmvJ3Agr5CxuWrhfAC36CXFPkaatf7uXcvFM97tVLayEnyaTMXGxNgIVN4Tj9+do o/NA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693253436; x=1693858236; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=tsF5lR/xA+aNMrZWO0/VuSFRuaGJ+PJkz50iHadMyng=; b=OAs4Oa0Dmfr7/3tNQGFEHS1w7Des/bWwtqv6+lLk7IF0SUyU77+qfJuL3W9YP3X8d6 94TX3bFsp/RgrBEuwUvciJ1c2JNvlHyZfqntyjalaUmB2RAOhpkLVnNf0V+KCmN2s+BI oiL77JOQ0pcLc6XE6GfCgKuewwyHy82meyWe1YfKnxh2t8tWpvXy+vJco/ZIHZQ7Ewr9 Zk2YnZM5ATGOSkAxmJSP74CiVf42KBJlE6YyYtzKooaHxVkIG45LV/AVaWAhwmJ/MTaw WcKW5r5QnfMAGoWMiZc7ahncjItzpk3BZucV05hn13oJ6cj/wvgX7KGXxuA0Fc0MRXm8 wkaw== X-Gm-Message-State: AOJu0Ywz7VnC9Z/tqZGknxr0GXYZ3PQptkJ0nPGUGaDtnmuNTFySamsG 4ay+e+GvBZ0UkJMsWxNRH3SnEczrRhXf+A== X-Google-Smtp-Source: AGHT+IH9FKgqiFkyBU076iZq6Q3ZjPE2ua533pBkpkjHu93m22XMYrs6NDlHJiB3MOBgG8rhT0mPcw== X-Received: by 2002:a17:906:5a55:b0:9a1:c00e:60c5 with SMTP id my21-20020a1709065a5500b009a1c00e60c5mr13727313ejc.48.1693253435703; Mon, 28 Aug 2023 13:10:35 -0700 (PDT) Received: from karim.my.domain ([102.60.177.41]) by smtp.gmail.com with ESMTPSA id y16-20020a1709064b1000b009929ab17be0sm5043666eju.162.2023.08.28.13.10.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Aug 2023 13:10:35 -0700 (PDT) From: Karim Taha To: qemu-devel@nongnu.org Cc: imp@bsdimp.com, Stacey Son , Karim Taha Subject: [PATCH 19/32] bsd-user: Implement getpriority(2) and setpriority(2). Date: Sun, 27 Aug 2023 17:57:33 +0200 Message-Id: <20230827155746.84781-20-kariem.taha2.7@gmail.com> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230827155746.84781-1-kariem.taha2.7@gmail.com> References: <20230827155746.84781-1-kariem.taha2.7@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::636; envelope-from=kariem.taha2.7@gmail.com; helo=mail-ej1-x636.google.com X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, DATE_IN_PAST_24_48=1.34, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Stacey Son Signed-off-by: Stacey Son Signed-off-by: Karim Taha --- bsd-user/bsd-proc.h | 27 +++++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 8 ++++++++ 2 files changed, 35 insertions(+) diff --git a/bsd-user/bsd-proc.h b/bsd-user/bsd-proc.h index c9b5a4cbb6..c7769e3560 100644 --- a/bsd-user/bsd-proc.h +++ b/bsd-user/bsd-proc.h @@ -390,4 +390,31 @@ static inline abi_long do_bsd_ptrace(abi_long arg1, abi_long arg2, return -TARGET_ENOSYS; } +/* getpriority(2) */ +static inline abi_long do_bsd_getpriority(abi_long which, abi_long who) +{ + abi_long ret; + /* + * Note that negative values are valid for getpriority, so we must + * differentiate based on errno settings. + */ + errno = 0; + ret = getpriority(which, who); + if (ret == -1 && errno != 0) { + ret = -host_to_target_errno(errno); + return ret; + } + /* Return value is a biased priority to avoid negative numbers. */ + ret = 20 - ret; + + return ret; +} + +/* setpriority(2) */ +static inline abi_long do_bsd_setpriority(abi_long which, abi_long who, + abi_long prio) +{ + return get_errno(setpriority(which, who, prio)); +} + #endif /* !BSD_PROC_H_ */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 7c5c17e70b..0f25187d63 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -356,6 +356,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1, ret = do_bsd_ptrace(arg1, arg2, arg3, arg4); break; + case TARGET_FREEBSD_NR_getpriority: /* getpriority(2) */ + ret = do_bsd_getpriority(arg1, arg2); + break; + + case TARGET_FREEBSD_NR_setpriority: /* setpriority(2) */ + ret = do_bsd_setpriority(arg1, arg2, arg3); + break; + /* * File system calls.