From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8F26EC433F5 for ; Sun, 23 Jan 2022 21:37:39 +0000 (UTC) Received: from localhost ([::1]:55050 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nBkYM-0006Tb-Ae for qemu-devel@archiver.kernel.org; Sun, 23 Jan 2022 16:37:38 -0500 Received: from eggs.gnu.org ([209.51.188.92]:40578) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nBkXB-0005UX-0o for qemu-devel@nongnu.org; Sun, 23 Jan 2022 16:36:25 -0500 Received: from [2607:f8b0:4864:20::434] (port=42514 helo=mail-pf1-x434.google.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nBkX9-0008SJ-ET for qemu-devel@nongnu.org; Sun, 23 Jan 2022 16:36:24 -0500 Received: by mail-pf1-x434.google.com with SMTP id i65so14015891pfc.9 for ; Sun, 23 Jan 2022 13:36:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=HH+n06FBOPnyzUZ2M4Olx8ev+8baGZi0w+g3oeY4rVg=; b=PN/j/1w6bExWRaxX5voaczbLP2lChKpGNKjPsFdjKnflg9xMn8+0879THyRcBHXYER Hw7DHEvWv9Hrmc1hYpcBFQcvkicxE4llDogggi65TH5e6pmV+VDCVw6/NDGuTIph3Gzy z+sMHirxHs3C+f4iTdcNcEeFVsIjyK0XlP7ijbcvbYWULO5NHtOZqqOoZ9YhY7hULg+0 LBDxsHe4AnlLxbYILntrQqxytzi3hWwAIDmpvurPRb2L/CAibBo0d7uPpFCWAUgmhl5q QNCfnljB2xHF6k4iQywS8in2GuzO8O86PfKzyO8yTp58YUNKX1nrpVmSuNrfOLtMHQ0d kBlw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=HH+n06FBOPnyzUZ2M4Olx8ev+8baGZi0w+g3oeY4rVg=; b=Np+Q7HVjGKYM21szfyYAob/+6zXzXJiIsePXvTNm6tYTp+jW1D/wzs8jtwrrJzEjn2 YS3B0UX91TVSujn2ZLL+XAPcak2jXJID4CcPU+uug2b8Ecbt2tIrSYeeaFl368dkCUDu 8Prjx+1SIRuoqe1embJ2eCZcWA0/Yi2bN34m3JwypvRx4ILIs2AFeKEmzx/6wfq37AcU 48O6P1o06cgcHEG/GBjALtjLeRnFe6/9HJz9I8Pg5WDcUYUIgHKlnGse4tyXc9fwZG7s XuulwuixA4WIkvKxzRJm2l7ctGW7p/hWkBqaMAUnNGK1XoYbntWKmHynHlY+Rs26Mfzc RcZA== X-Gm-Message-State: AOAM531CEy1ZpA9EKGrrhlbFK9m91SBduzMQDzBFD4mh37Dfe3n5bVjt o9CXc40V7gjYuvtf/YX/QzjfrA== X-Google-Smtp-Source: ABdhPJwtJ8fYcSx4H6AWzauXikZpxZ7lvkMRh1lyFstVYB+Iq+Q+O+ZPZU1rgBIGoDEJ313RY39zlA== X-Received: by 2002:a62:6342:0:b0:4bc:c4f1:2abf with SMTP id x63-20020a626342000000b004bcc4f12abfmr11791425pfb.77.1642973781949; Sun, 23 Jan 2022 13:36:21 -0800 (PST) Received: from [192.168.15.44] (alanje.lnk.telstra.net. [120.151.179.201]) by smtp.gmail.com with ESMTPSA id e4sm9920511pge.74.2022.01.23.13.36.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 23 Jan 2022 13:36:21 -0800 (PST) Subject: Re: [PATCH 02/30] bsd-user/signal.c: implement force_sig_fault To: Warner Losh , qemu-devel@nongnu.org References: <20220109161923.85683-1-imp@bsdimp.com> <20220109161923.85683-3-imp@bsdimp.com> From: Richard Henderson Message-ID: Date: Mon, 24 Jan 2022 08:36:16 +1100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20220109161923.85683-3-imp@bsdimp.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::434 (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::434; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x434.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, NICE_REPLY_A=-0.001, PDS_HP_HELO_NORDNS=0.001, 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: Kyle Evans , Stacey Son Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 1/10/22 3:18 AM, Warner Losh wrote: > Start to implement the force_sig_fault code. This currently just calls > queue_signal(). The bsd-user fork version of that will handle this the > synchronous nature of this call. Add signal-common.h to hold signal > helper functions like force_sig_fault. > > Signed-off-by: Stacey Son > Signed-off-by: Kyle Evans > Signed-off-by: Warner Losh > --- > bsd-user/signal-common.h | 14 ++++++++++++++ > bsd-user/signal.c | 18 ++++++++++++++++++ > 2 files changed, 32 insertions(+) > create mode 100644 bsd-user/signal-common.h Reviewed-by: Richard Henderson r~