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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no 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 B1C0DC433E9 for ; Thu, 28 Jan 2021 20:39:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7648364DEE for ; Thu, 28 Jan 2021 20:39:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231154AbhA1Uja (ORCPT ); Thu, 28 Jan 2021 15:39:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229595AbhA1Uj3 (ORCPT ); Thu, 28 Jan 2021 15:39:29 -0500 Received: from mail-vs1-xe2c.google.com (mail-vs1-xe2c.google.com [IPv6:2607:f8b0:4864:20::e2c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37E10C0613ED for ; Thu, 28 Jan 2021 12:38:12 -0800 (PST) Received: by mail-vs1-xe2c.google.com with SMTP id f22so3710219vsk.11 for ; Thu, 28 Jan 2021 12:38:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=szeredi.hu; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=8KPgt9hBeVcEo5Nho0Ik1gkLx7dER9AD9O3f4dkEfDM=; b=LCM7oE/eDXhBiFGmQ+Q7GUkb33VZwMTOs6c+QMmmtTshjoGqrJch7qKjp3VgVrjLGo 0DGsKGDL+zECFRWW9m76RiQ+77fnJjO9wvDhlugmouvNCUj/jpz0PzDOHDUnQJYgTNsN 8fMlfmaw0EuBzGRkL6Ta+ZNUJKnBJBofqcJyE= 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=8KPgt9hBeVcEo5Nho0Ik1gkLx7dER9AD9O3f4dkEfDM=; b=PGFYKCbDWW1g/Rv5nX0hvQ+9xiP8YW3Sr+zmbuE666Ogiwulo7ySL4yV6yrWfK3zrk bE0hWKvvw+axmwVsZ1Q8uebUwpEbMRA9OK4kyPmpaepEdYWrYRYFMGRjJnK5+QKf0nq0 1a6g729tV8yDtimIgdtrnz7PUr5H1lOXfFrlUVsCI5gR7McB2T0sVpMVTT4/LuV0wa4C sJ/OUlhU86HlWuv3FI20SC2ygMu9Klq+shagLc2+u6+GdX60xQ/5wZAgoZVSBbgaPmTx qGb0OlpX3rFxn7VdGrnz+g5RqQjyVrNFm5CUOLUITGOpFgplwu02v+vRCBG7fl25aBmw 9FfQ== X-Gm-Message-State: AOAM531/MKRV84Gq9v6Mudnz07SOh09tDWYNhJ6qp7F3+GrTN8KniXsM dKLiqtFEQdPMEmy+3lluKtbV7mAXLgsh6HkXlPgnZw== X-Google-Smtp-Source: ABdhPJzX/gZhVjy5xbZXs4+sI7wH7G5vQ7HSsfArwt+AUTKX6c8cJkmXmX6BOemJlLH0uq/Hd1IX4Q3wYAZvMD4Uwqo= X-Received: by 2002:a67:c992:: with SMTP id y18mr896831vsk.7.1611866291533; Thu, 28 Jan 2021 12:38:11 -0800 (PST) MIME-Version: 1.0 References: <20210119162204.2081137-1-mszeredi@redhat.com> <20210119162204.2081137-3-mszeredi@redhat.com> <8735yw8k7a.fsf@x220.int.ebiederm.org> <20210128165852.GA20974@mail.hallyn.com> <87o8h8x1a6.fsf@x220.int.ebiederm.org> In-Reply-To: <87o8h8x1a6.fsf@x220.int.ebiederm.org> From: Miklos Szeredi Date: Thu, 28 Jan 2021 21:38:00 +0100 Message-ID: Subject: Re: [PATCH 2/2] security.capability: fix conversions on getxattr To: "Eric W. Biederman" Cc: "Serge E. Hallyn" , Miklos Szeredi , linux-fsdevel@vger.kernel.org, overlayfs , LSM , linux-kernel@vger.kernel.org, Christian Brauner Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-unionfs@vger.kernel.org On Thu, Jan 28, 2021 at 9:24 PM Eric W. Biederman wrote: > That's however just an optimization (AFAICS) that only makes sense if it helps a read world workload. I'm not convinced that that's the case. Thanks, Miklos