From owner-svn-src-all@FreeBSD.ORG Sat Oct 25 03:42:54 2014 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id BC59D303 for ; Sat, 25 Oct 2014 03:42:54 +0000 (UTC) Received: from mail-lb0-f181.google.com (mail-lb0-f181.google.com [209.85.217.181]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 42467906 for ; Sat, 25 Oct 2014 03:42:54 +0000 (UTC) Received: by mail-lb0-f181.google.com with SMTP id l4so3416745lbv.26 for ; Fri, 24 Oct 2014 20:42:45 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :subject:references:in-reply-to:content-type :content-transfer-encoding; bh=5fcAsW4xMkQE6xLWVtBV0GdBfRuMLcZ3Hc29zhkzPgg=; b=CsGxkpXpiVNO50XmmZltSZcMdKlg2yY7QLGPZ4c1YfyAH1SrvFWMG950gFv6s46JUG XIPcBbUVnLoDn+fDjhkH/xmZ5stWdKppZTh6xVMBlKb+rrtX/dv5GzXzxDwoi5FyV953 NncTTwp5nJKMiqn/u/yLKtYpgneSG9zbaYb5jVzoddlQCcy9ypQ+crX7x2mpU9gxtjlq QvB9jQUscsntrqVUEvNHyZwrtNlJgYnfpXy2JZZULUmeOB3/KIBUdr5GDg55GJ8TN68F 5caoMaV2jhoXhRUIpbzA7Wu+M4dgfXg+oA4WWPEvUUpMYD5kNSuAcswKnF2LoonBc+3W ttvw== X-Gm-Message-State: ALoCoQlDiYrj00gRoo1h2Z1g1QUbSGPJNRcyqdzXQGri96UHijiwZ9Ka5GThOMe+SzKLrLeh4EXz X-Received: by 10.112.38.67 with SMTP id e3mr8598190lbk.6.1414208565743; Fri, 24 Oct 2014 20:42:45 -0700 (PDT) Received: from [192.168.1.2] ([89.169.173.68]) by mx.google.com with ESMTPSA id i6sm2469274laf.47.2014.10.24.20.42.44 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 24 Oct 2014 20:42:45 -0700 (PDT) Message-ID: <544B1C34.1020204@freebsd.org> Date: Sat, 25 Oct 2014 07:42:44 +0400 From: Andrey Chernov User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 MIME-Version: 1.0 To: John Baldwin , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r273601 - head/lib/libc/gen References: <201410241955.s9OJtnbm014234@svn.freebsd.org> <544B0930.8010004@freebsd.org> In-Reply-To: <544B0930.8010004@freebsd.org> Content-Type: text/plain; charset=koi8-r Content-Transfer-Encoding: 7bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 25 Oct 2014 03:42:54 -0000 On 25.10.2014 6:21, Andrey Chernov wrote: > On 24.10.2014 23:55, John Baldwin wrote: >> Author: jhb >> Date: Fri Oct 24 19:55:49 2014 >> New Revision: 273601 >> URL: https://svnweb.freebsd.org/changeset/base/273601 >> >> Log: >> Don't reference sem(4) from the POSIX semaphore pages. POSIX semaphores >> were reimplemented using umtx in FreeBSD 9 and no longer use sem(4). > > sem kernel module referenced in sem(4) uses the same uipc_sem.c file as > kernel's P1003_1B_SEMAPHORES option, so they both use the same code and > better be cross-linked since sem(4) explains how to turn it on. > >From the first glance I can't determine, is libc implementation better than kernel one or not. BTW, firefox port still recommends sem_load="YES" -- http://ache.vniz.net/