From owner-svn-src-all@FreeBSD.ORG Thu Jul 24 20:53:43 2014 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id E339F9B3 for ; Thu, 24 Jul 2014 20:53:43 +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 68F4D276A for ; Thu, 24 Jul 2014 20:53:42 +0000 (UTC) Received: by mail-lb0-f181.google.com with SMTP id 10so2757556lbg.12 for ; Thu, 24 Jul 2014 13:53:35 -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 :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=HfjNP660s2XWUGcfAJDThm/+RAeZcznxmukf4cp1dVg=; b=CbLHGu2bWURhnDYJzRiwtSKtOKVneY0Hug5oz7rc2cTiNbbd8KOtNQ1vB/b5v6hzCJ 1B833e7yGRDIAUaUtHnW3AFN0dInXPYSNhIDCGidpBuIYKjSPO6V4XOUuCowdrnLu8vq R7h2WNROWH8baxJF/HU75kq3YOsN/9Kc4KR0icf/ivwdhgtrL9PZnetDWJR1/weLf5Rl gPN0boygRPnTm+OkFf5+aMXE9PUXDXFkKKDbtNhTOzTCPUXFQxbEbvSHRlp4Gq18rMMx JKR7v8u/25tOf9vvPKLvNlwdfIFZfUK/dSIhw5ESoBcLS2R/5mbEhCSQrTUIIWRiFmKc ZQ5w== X-Gm-Message-State: ALoCoQmVfiec7c17i0msfR+/3FZNR+kRmKUIx4P9g2B/Ak2Hk5JpfFBNqdXNqH2ozeEYJRph8LtD X-Received: by 10.152.5.167 with SMTP id t7mr12578612lat.54.1406234753419; Thu, 24 Jul 2014 13:45:53 -0700 (PDT) Received: from [192.168.1.2] ([89.169.173.68]) by mx.google.com with ESMTPSA id p2sm3316355laj.8.2014.07.24.13.45.52 for (version=TLSv1.2 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 24 Jul 2014 13:45:52 -0700 (PDT) Message-ID: <53D17080.4010407@freebsd.org> Date: Fri, 25 Jul 2014 00:45:52 +0400 From: Andrey Chernov User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: Konstantin Belousov Subject: Re: svn commit: r269055 - stable/10/sys/kern References: <201407241043.s6OAhFoF061672@svn.freebsd.org> <53D15F14.9010606@freebsd.org> <20140724194820.GV93733@kib.kiev.ua> In-Reply-To: <20140724194820.GV93733@kib.kiev.ua> Content-Type: text/plain; charset=KOI8-R Content-Transfer-Encoding: 7bit Cc: svn-src-stable@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org, svn-src-stable-10@freebsd.org X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18 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: Thu, 24 Jul 2014 20:53:44 -0000 On 24.07.2014 23:48, Konstantin Belousov wrote: > On Thu, Jul 24, 2014 at 11:31:32PM +0400, Andrey Chernov wrote: >> On 24.07.2014 14:43, Konstantin Belousov wrote: >>> Author: kib >>> Date: Thu Jul 24 10:43:15 2014 >>> New Revision: 269055 >>> URL: http://svnweb.freebsd.org/changeset/base/269055 >>> >>> Log: >>> MFC r268384: >>> When the lock was stolen from us, retry the whole lock sequence in kernel, >>> instead of returning EINTR. >> >> Does it make dead loop possible? > > What is dead loop ? I mean infinite retries with returning EDOOFUS each time and goto retry_setlock; again. > Do you see a problem on your machine ? No, just by looking at the commit message. -- http://ache.vniz.net/