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[174.21.75.75]) by smtp.gmail.com with ESMTPSA id rj6sm5774687pjb.50.2022.01.06.14.57.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Jan 2022 14:57:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=qXmfusgryZRwHORLLj3tYYX8dUPLK+MhJ1OKc+3H5hY=; b=aOl5wDI6Yq24+mK8tLh+f81d6AVwUTHyOksdCqBQyfNXu0ir4o3lJt24sjcmUmVeaU 5j6Ikf5/6+m+DtqsP6PekQPLb8N/slIhVo8A4LsjdilgplCKpa3//QJqtyBmkUfCyPlE gDQ4lQl0gu9HxCn2si0f+3Kdo8TD1IsYBvflTInP8RQefiuJp2lomRGsj/2RCFjJAReD 5V6W9cORTZQjhrQisduN19Kt7q8K1K9qqJpHZhm+xosogiwrYKPU1WbILM5TzAJPGrKP 5GD98l845Y6CGn9C9MGfQJA90in7QqBQbdQ0+QVReRUS08CVTMycmPJImm3aNvQ6hvzT qEng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=qXmfusgryZRwHORLLj3tYYX8dUPLK+MhJ1OKc+3H5hY=; b=TpbTlxh+zbFhIBbQjDjRjCa3gmfg/qhJ7UgSvpnOeTvliIEf/Ro01xylmVO/cw5QGe IzLNNySGchnTmCdgnv7L6Eb8uNlDmo53cHsKthwf1f1iDGS5516/D7GQ4hE4txyztOI8 WzBUe0IwYXEHUmrXCi007paD0WtmCJZ7ANkCBObzeGV+Q3s/3PtboFNxuKqDrYFhp7gQ D8/i4pestbuO4qRCi7pdKsBWpwwBmiVqIDzn6tbrxNZ/1upsisP9ZZnpodc32j+UNZJs 5CW1GF183byMKsyc8aa8qMUpIqUvaAZOde7/BqwYwZIuDVwAo1uvx39bo/nTNqKks+IP 9ksQ== X-Gm-Message-State: AOAM532rauyx5sON5SUu47f6EuBtoz7N4kgyDwcOTSjLd2P7m7JEGKvc Duo46NjLGJRbGaB72U91d0wSomNPwngwdw== X-Google-Smtp-Source: ABdhPJy95vtv82bV8zxBfislzEjID+e5tBJFO/8UN75dlSU4NMPvMLiwb41DMMrq3+Z2ArqPhpDdpw== X-Received: by 2002:a17:902:ce8d:b0:149:5e3c:34f2 with SMTP id f13-20020a170902ce8d00b001495e3c34f2mr56759836plg.147.1641509860177; Thu, 06 Jan 2022 14:57:40 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 1/4] linux-user: Do not special-case NULL for PR_GET_PDEATHSIG Date: Thu, 6 Jan 2022 14:57:35 -0800 Message-Id: <20220106225738.103012-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220106225738.103012-1-richard.henderson@linaro.org> References: <20220106225738.103012-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::62f (failed) 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: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62f.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, 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: , Cc: laurent@vivier.eu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1641510098214100001 Content-Type: text/plain; charset="utf-8" The kernel does not special-case arg2 !=3D NULL, so neither should we. Signed-off-by: Richard Henderson Reviewed-by: Laurent Vivier --- linux-user/syscall.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index ce9d64896c..e8f9e0643e 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6444,7 +6444,7 @@ static abi_long do_prctl(CPUArchState *env, abi_long = option, abi_long arg2, int deathsig; ret =3D get_errno(prctl(PR_GET_PDEATHSIG, &deathsig, arg3, arg4, arg5)); - if (!is_error(ret) && arg2 && put_user_s32(deathsig, arg2)) { + if (!is_error(ret) && put_user_s32(deathsig, arg2)) { return -TARGET_EFAULT; } return ret; --=20 2.25.1 From nobody Mon Apr 29 12:05:57 2024 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; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1641509944; cv=none; d=zohomail.com; s=zohoarc; b=fDRRrS731oNZPYrODpcni9frS4h2LJt3Ub/WNlTBUJfIDS7dyHw8vvbPVHcHRTG7+5gx/QBqyFfnMJHsY7gzwxqhUDjOJmcrMBL1Q0J9K/vfiOPBPN9P/dSH4hY8DfAfK0T5p1V2Ck7dq6apA8LftiCeSvcZtgiCvCm6hSgQxUI= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1641509944; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=FPLXcVJRKIkGZiLXyE9cylyg96r5/ouMmhNjrQoRrLM=; b=SW0W9hoMDK7jxJzLZ1O4ZJ8z72OZoYUzWy55ril6N7NBx+uaJSgRVNcbbbOJyREBz3Y7UXe6VcvpD9WEj//qu8a1Q8WTkHMoP31z6VgdMGoTq7IUM2QHpbPJX8B+cHpaggCNbVFyBwJcbiN2KbMzd49dQnpK76RvWI3t5pWyCZc= 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; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1641509944459739.6691854620915; Thu, 6 Jan 2022 14:59:04 -0800 (PST) Received: from localhost ([::1]:53796 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5bio-00071b-C6 for importer@patchew.org; Thu, 06 Jan 2022 17:59:03 -0500 Received: from eggs.gnu.org ([209.51.188.92]:59582) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n5bhY-000519-7Z for qemu-devel@nongnu.org; Thu, 06 Jan 2022 17:57:44 -0500 Received: from [2607:f8b0:4864:20::42a] (port=40600 helo=mail-pf1-x42a.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1n5bhV-0000Gh-Vs for qemu-devel@nongnu.org; Thu, 06 Jan 2022 17:57:43 -0500 Received: by mail-pf1-x42a.google.com with SMTP id q3so3687397pfs.7 for ; Thu, 06 Jan 2022 14:57:41 -0800 (PST) Received: from localhost.localdomain (174-21-75-75.tukw.qwest.net. [174.21.75.75]) by smtp.gmail.com with ESMTPSA id rj6sm5774687pjb.50.2022.01.06.14.57.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Jan 2022 14:57:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=FPLXcVJRKIkGZiLXyE9cylyg96r5/ouMmhNjrQoRrLM=; b=MJ4hV+oeiiLSEGqzHXl7gyzqFZIfssEFmQBwN0Cy4fJjJFBP/Cp2VrCcdTS+epbuaA 6FBUYOiO2ugSUjUx92mBCi6hSSGLzttZ7WR154lyji33WWdTkpX0+txGdch2r9UQL4aC wAIYzAZJ+Mi1H9F4+XStlBjF45SW/5mtWd09hKhQSShZ+p/q6tl4gsVsgpS6t32toEme sfP5KnkwRcZohUS3dOzJsYi+CjQu/W0FkAmwhxsP4g6ipATbM0uzLQYPdrutjCJuR/0a +uaBWmnQx1mm0lyoRzCmh4WE4glllr8qOpueOTPkxiIZ9nODdAbi0W5sDlzuPY6X3jNh 4TuA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=FPLXcVJRKIkGZiLXyE9cylyg96r5/ouMmhNjrQoRrLM=; b=F7ZfgwMc8MqiZwAQIGbrN3IEiO0iCG5sbdxo6owE9gxmBDjyzbygUMdR/vqKM8xmwF NKRaSl0YOPf4hxl9hgLp2/TJXP6dGL37w3PCXcD+bIqL2MBrunXEe8Azn7wRBAFnNQqM HjOm5hsH3z9MjokR7MTOvtT+h6hoZ746b4Yn/jpsVAIwDyGoisIMuXnVgUvOAZuUgtHr tZgFuEdrmw2p48DjgAZUT5y9BNN2bWmAVKqll/n2xqtldLoGd3LuZ23N7B0smI83LQh2 YK8e9koz0sMVnf/r1e8+UXSOnRXQwcmbALwa58ssPgPlF6leyrQFEW0+JzxXy4EGglmL IR+A== X-Gm-Message-State: AOAM533IYl3nXycAm1PwksvPu9G2kZUaK/+ScXlzFWMEKHKQS23Xfj3r bywe0sRCF2wzz7vaPMRFcTIvGLErglkTaw== X-Google-Smtp-Source: ABdhPJzl+kWMVfPs0qkRzbP24MOIrfMIbaXX5jzaAoOFA+bYBN8D9JRsXL3Qwxsn5YCcPXg16YfwrA== X-Received: by 2002:a05:6a00:22c3:b0:4ba:f0a1:a9b6 with SMTP id f3-20020a056a0022c300b004baf0a1a9b6mr62136035pfj.36.1641509860766; Thu, 06 Jan 2022 14:57:40 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 2/4] linux-user: Map signal number in PR_GET_PDEATHSIG Date: Thu, 6 Jan 2022 14:57:36 -0800 Message-Id: <20220106225738.103012-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220106225738.103012-1-richard.henderson@linaro.org> References: <20220106225738.103012-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::42a (failed) 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: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, 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: , Cc: laurent@vivier.eu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1641509946065100005 Content-Type: text/plain; charset="utf-8" Convert the host signal number to guest signal number before returning the value to the guest. Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- linux-user/syscall.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index e8f9e0643e..9eb2fb2bb2 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6444,7 +6444,8 @@ static abi_long do_prctl(CPUArchState *env, abi_long = option, abi_long arg2, int deathsig; ret =3D get_errno(prctl(PR_GET_PDEATHSIG, &deathsig, arg3, arg4, arg5)); - if (!is_error(ret) && put_user_s32(deathsig, arg2)) { + if (!is_error(ret) && + put_user_s32(host_to_target_signal(deathsig), arg2)) { return -TARGET_EFAULT; } return ret; --=20 2.25.1 From nobody Mon Apr 29 12:05:57 2024 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; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1641509943; cv=none; d=zohomail.com; s=zohoarc; b=b8PjlJORNYD8sEYzgG7jnCmso+jx7ujvAPwErmSEW3IoH6CZ6277HmlfcLb5bcUCsKeTBj2qYZ+PzsLrd8sJXjLSFuj/kbee5IC/EgxEFYaQnKy8Fm369e/PbcyByQgJNNhb8jQeycmbvuWy5TVtt/FfpOTxZpT2tTPvkuwqhss= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1641509943; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=59sTGIBhkZUxdVU/3Jb3/NHZMJKwGa7GltMG/ts6cC0=; b=mdvadaFlv0FVg6xeRlOXsCQZ8VZ+58G4I6Hx3D/XePT+Jx8ajDu32tYjbg5LTx0Z5PCuZKCyS3Z4Mc9egL3rPGIFvntS3yHmkiQT5wd3c2ZGSPdO2Pjq5v/yEWu6drtdraQXUyAa8puiYwxVHhtAAGMuDnhHRUAWBEssishHPEA= 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; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1641509943421862.7167546646483; Thu, 6 Jan 2022 14:59:03 -0800 (PST) Received: from localhost ([::1]:53822 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5bio-00073D-A4 for importer@patchew.org; Thu, 06 Jan 2022 17:59:02 -0500 Received: from eggs.gnu.org ([209.51.188.92]:59584) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n5bhY-00051A-AK for qemu-devel@nongnu.org; Thu, 06 Jan 2022 17:57:44 -0500 Received: from [2607:f8b0:4864:20::102c] (port=35450 helo=mail-pj1-x102c.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1n5bhW-0000Gm-Ij for qemu-devel@nongnu.org; Thu, 06 Jan 2022 17:57:43 -0500 Received: by mail-pj1-x102c.google.com with SMTP id r16-20020a17090a0ad000b001b276aa3aabso10222582pje.0 for ; Thu, 06 Jan 2022 14:57:42 -0800 (PST) Received: from localhost.localdomain (174-21-75-75.tukw.qwest.net. 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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102c; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102c.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, 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: , Cc: laurent@vivier.eu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1641509944188100002 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Reviewed-by: Laurent Vivier --- linux-user/syscall.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 9eb2fb2bb2..8495f5e08e 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6450,6 +6450,9 @@ static abi_long do_prctl(CPUArchState *env, abi_long = option, abi_long arg2, } return ret; } + case PR_SET_PDEATHSIG: + return get_errno(prctl(PR_SET_PDEATHSIG, target_to_host_signal(arg= 2), + arg3, arg4, arg5)); case PR_GET_NAME: { void *name =3D lock_user(VERIFY_WRITE, arg2, 16, 1); --=20 2.25.1 From nobody Mon Apr 29 12:05:57 2024 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; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1641510093; cv=none; d=zohomail.com; s=zohoarc; b=JiYJZAAro4nfKLHHpeWRT3rAGGjEktARAklI4B308BsDtNj6ajOMNdJQtsow/mMNnsmhYKRMG/xCFo4ph1J213tRNbSQbpSYuR/wA/Gx4emku79NiSZrGm9utmrwRQlPhzDZbJV7yvuy1rfIVx/iRpqKfFVFlojurEfiBkKdA2Q= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1641510093; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; 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[174.21.75.75]) by smtp.gmail.com with ESMTPSA id rj6sm5774687pjb.50.2022.01.06.14.57.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Jan 2022 14:57:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RKNFvbhviu9dunAjijjleYy70Vtx5VjKsvJ12r8S+Og=; b=ilcGtGPngjgZy3FnhQE9tp8+imvBr9PjsjOPuFbagSsLqo+AU8J/eykxlNo5+N3Vpm dEtjaM5CMRwwP3vM5ZtoB5e5cvvDFUUfGaLB+TTa/c5sz+/g1rKsG1dOUUcubbXpiex6 QDhFIbFqs6EBXDhvcbTeHblA8QcPFv1DpI/teBdujk1BndnrX4tnKXYnsCWcfJXtwRAN 28UhBe4bVc5lDcPaybzmiM4/pWYb8+UycrR7QPuShTSnfj4mmEPNzSNA9FCi3sYfa9Nj Jyy5p/kMcEUf5+cNx+lb5dwZOLOI1snUFCegAEJa7S78J33NoFMt/bwtFdK1NtIL+ogR G5lg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=RKNFvbhviu9dunAjijjleYy70Vtx5VjKsvJ12r8S+Og=; b=F3qlTvZ6p1IPW8qxNaILZd5RbBl3IPZAuzJg2DB20fZ4WU0F4URTqe/YxtyT3Q+HYX 2HCmUG8znuJ1EvvMbQigOVfGiz9USnOG4LxtQH3Gh8EiOiNhIy/Xq9JJt1xgkYqbC4bJ vbyULBHKXhkzyaVlL/5UseHaTNiBaSNmrSKHuLBnvLJztmiFKoYrj3JEDBJpUvVrksPu Qg6JiHCansCH0UPtSwqlP09SSYLm262XPlCssoYsCR7itAwAMHNjz4w10TQEBURcHJkj //nRymX85Mky4vA7RrPVN7MHw3B0ASddfooHIOFUdkT7dm7tR9RwRUesmmqLh0okhpfg k7RA== X-Gm-Message-State: AOAM530IaFBHOa0C3YrD9vqwKt9UNeq579cSiuaagJEVWIdmLUjYcctM D2nVWYpnbKqPSUIe5zwwpx9ZagX1IE2a/g== X-Google-Smtp-Source: ABdhPJyUY9XPAI4K4W5m2x6V3+sIk+dHIpQX2KJXSFAJa8XDIcCNR0JhyKSBBMB+nrPzYihpcC5gBg== X-Received: by 2002:aa7:91c2:0:b0:4bc:6c97:401 with SMTP id z2-20020aa791c2000000b004bc6c970401mr30914277pfa.17.1641509861899; Thu, 06 Jan 2022 14:57:41 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 4/4] linux-user: Implement capability prctls Date: Thu, 6 Jan 2022 14:57:38 -0800 Message-Id: <20220106225738.103012-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220106225738.103012-1-richard.henderson@linaro.org> References: <20220106225738.103012-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::42f (failed) 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: pass client-ip=2607:f8b0:4864:20::42f; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42f.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, 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: , Cc: laurent@vivier.eu Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1641510094219100001 Content-Type: text/plain; charset="utf-8" This is PR_CAPBSET_READ, PR_CAPBSET_DROP and the "legacy" PR_CAP_AMBIENT PR_GET_SECUREBITS, PR_SET_SECUREBITS. All of these arguments are integer values only, and do not require mapping of values between host and guest. Signed-off-by: Richard Henderson Reviewed-by: Laurent Vivier --- linux-user/syscall.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 8495f5e08e..4711afaf8c 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -6504,10 +6504,15 @@ static abi_long do_prctl(CPUArchState *env, abi_lon= g option, abi_long arg2, case PR_SET_UNALIGN: return do_prctl_set_unalign(env, arg2); =20 + case PR_CAP_AMBIENT: + case PR_CAPBSET_READ: + case PR_CAPBSET_DROP: case PR_GET_DUMPABLE: case PR_SET_DUMPABLE: case PR_GET_KEEPCAPS: case PR_SET_KEEPCAPS: + case PR_GET_SECUREBITS: + case PR_SET_SECUREBITS: case PR_GET_TIMING: case PR_SET_TIMING: case PR_GET_TIMERSLACK: --=20 2.25.1