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 X-Spam-Level: X-Spam-Status: No, score=-9.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AC725C636C9 for ; Thu, 15 Jul 2021 20:48:31 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7D47A6127C for ; Thu, 15 Jul 2021 20:48:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7D47A6127C Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=x/awH3NjonB0fmY+6XVyKdaqEaYdrFp5Ma/GK0wCFKk=; b=cN9r0/HFeFlaDt ujMz1hjcNvv8BYKd1qPsZIodt+PVPzr58v9ydeSs3O3Lj6Y9kt83n/NsaieVDpbX0RoFeT6bUZ+NR eOBRg72r48QDHrYHVcaLGUk8XQEA9jjIJOD/JbLtr1Y82XZlqjt/MRk9IGmzTkwDZhQF56itE4O0Z PeYD5QBi2pZd3Rw2n4KKhDlyBpe+1WRVw3DYfdmnl5f0StZgJ2kG2qbrrGxx4rfqAcj0rUCLIApAy tBsqsWiAJKKryI8DkWUGN07uxJ0STkUlow+MpZa3LGTIQa/niIThBw7b8c3YeYqTZcmtbwz+9dEmS CS8jXltFxdKZfHlvtm8Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m48Fs-002KBD-4e; Thu, 15 Jul 2021 20:46:48 +0000 Received: from mail-il1-x12e.google.com ([2607:f8b0:4864:20::12e]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m48Fo-002KAU-Uw for linux-arm-kernel@lists.infradead.org; Thu, 15 Jul 2021 20:46:46 +0000 Received: by mail-il1-x12e.google.com with SMTP id b14so6230325ilf.7 for ; Thu, 15 Jul 2021 13:46:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=OCO2GLiBjoRD/wTxNrNfCDAnG7zKjv0CL7NTl3BL+74=; b=I0MkSo8yM2K5tEzlBDhRnP8YhYapYwdfbBNFzzqqHMrFvY3KrJoIt1Zv/s3ua5Q8ex ntJ5Z9JDLZJMZCaZaNyaHVhoPK8QATqokl/URX4D20MFooZGvu2OG4md08rSsbInuSf0 6G2QWeAffQ7jaJKk8PRAt4dTGySZmcfMdWni0pRNyu5z2C2vXucfH3uWBXRvwVW9aiva MTDgq6TeUo1llzWBkL/f+99OYjvpMPbQAYDrOp/ALl05VkDSepaNFWJ2UJWAbxw0bXhn fwYAWjIo0HHpBdAjIblq6SySwELzDTQUF96BFd86Hg93eHVFvAwHzZFT7NJ5XqvnPIYg cl4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=OCO2GLiBjoRD/wTxNrNfCDAnG7zKjv0CL7NTl3BL+74=; b=l/G1q+PI2PuLmpKkcv3OYu6npP7HzR5hyM4MHSHVnpK06D62LIkbwoIhH5TFJrS0dh 9or8BOVzjt9ocOWBg7QW40e/eu8jOzpX0TbwjXKC6AeZCvfLkUVL7JJqwDfvVmNOAKnn n2Vx4MnBp4zcn3oTk+QeFKAa2zG0szJZJAyV0EN9ObNemkB8+coUCeY+dLE7q/RKVNRs 9h/6Q6QUW2CVu7DErRO3nB4MlHxEIlJH7Zj7+CBMF7rfH+8G+g1+XxZakVOFRKjN3R5h 0HL6tGR6u//q6jJDQ1lFgY5WrI3WYfrC5v2lj9gfN5AoLNHTCy3OA0EZwbsmAHcobOwS Vb1Q== X-Gm-Message-State: AOAM532U2tTmvl1+VAydOS3muozPC0G8IYaAR7owE9kDA/hXNtk3K7Fu QKUBl4Kyapx58BM2Jttq1iYp46B21VUDL4v68ZeqsQ== X-Google-Smtp-Source: ABdhPJywr2YTvdCzA0n7KMwrAbZlhKHlkOtcD1+HT81phD3qBTh8qhlLHL+hqk07V7I3jT92GlaL1q21jZm1sy9a9fI= X-Received: by 2002:a92:c143:: with SMTP id b3mr3800751ilh.145.1626382002690; Thu, 15 Jul 2021 13:46:42 -0700 (PDT) MIME-Version: 1.0 References: <20210713013857.3237634-1-pcc@google.com> In-Reply-To: From: Peter Collingbourne Date: Thu, 15 Jul 2021 13:46:31 -0700 Message-ID: Subject: Re: [PATCH v3] sigaction.2: Document SA_EXPOSE_TAGBITS and the flag support detection protocol To: "Alejandro Colomar (man-pages)" Cc: Catalin Marinas , Evgenii Stepanov , Kostya Serebryany , Vincenzo Frascino , Dave Martin , Will Deacon , Oleg Nesterov , "Eric W. Biederman" , "James E.J. Bottomley" , Michael Kerrisk , Linux ARM , Kevin Brodsky , Andrey Konovalov , Linux API , Helge Deller , David Spickett , linux-man@vger.kernel.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210715_134645_039845_2BF99AA9 X-CRM114-Status: GOOD ( 18.42 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jul 14, 2021 at 1:37 PM Alejandro Colomar (man-pages) wrote: > > Hi Peter, > > On 7/13/21 3:38 AM, Peter Collingbourne wrote: > > Signed-off-by: Peter Collingbourne > > --- > > This feature landed back in 5.11, but the manpage > > update seems to have fallen through the cracks. > > Sorry, I don't remember what happened :/ > Thanks for the ping. > > > Here's a v3 with the introducing version specified > > and with one formatting nit fixed. > > Please See some comments below (especially in the example code). Addressed all comments in v4. > BTW, could you please link to the thread in the kernel mailing list that > added this feature? There were several threads (the patch went through several revisions). But you can find your way to most of the threads starting from here: https://lore.kernel.org/linux-arm-kernel/?q=pcc+far_el1 Peter _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel