From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com ([209.132.183.28]:59758 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750839AbdALQNd (ORCPT ); Thu, 12 Jan 2017 11:13:33 -0500 Subject: Re: [Question] New mmap64 syscall? References: <20161206185440.GA4654@yury-N73SV> <20161207154811.GA15248@yury-N73SV> <14981df2-b120-17c3-a5a8-5cbbd2008c4f@redhat.com> <20170103205437.GA22548@amd> From: Florian Weimer Message-ID: <59af3a6f-f30c-46a5-2d0b-6a7e36668e6b@redhat.com> Date: Thu, 12 Jan 2017 17:13:25 +0100 MIME-Version: 1.0 In-Reply-To: <20170103205437.GA22548@amd> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org List-ID: To: Pavel Machek Cc: Yury Norov , libc-alpha@sourceware.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Catalin Marinas , szabolcs.nagy@arm.com, heiko.carstens@de.ibm.com, cmetcalf@ezchip.com, philipp.tomsich@theobroma-systems.com, joseph@codesourcery.com, zhouchengming1@huawei.com, Prasun.Kapoor@caviumnetworks.com, agraf@suse.de, geert@linux-m68k.org, kilobyte@angband.pl, manuel.montezelo@gmail.com, arnd@arndb.de, pinskia@gmail.com, linyongting@huawei.com, klimov.linux@gmail.com, broonie@kernel.org, bamvor.zhangjian@huawei.com, linux-arm-kernel@lists.infradead.org, maxim.kuvyrkov@linaro.org, Nathan_Lynch@mentor.com, schwidefsky@de.ibm.com, davem@davemloft.net, christoph.muellner@theobroma-systems.com Message-ID: <20170112161325.7C_Ud1jrwSzMXcytK3-z67VngV-t3dxNG-6CZmE1dzA@z> On 01/03/2017 09:54 PM, Pavel Machek wrote: > ...actually, with strace and batched interface, it will be impossible > to see what is going on because of races. So I'm not sure if I like > the batched interface at all... I'm not sure if I understand this problem. ioctl, fcntl, most socket system calls, even open all have this problem as well, right? Thanks, Florian