Path: csiph.com!goblin2!goblin.stu.neva.ru!gothmog.csi.it!bofh.it!news.nic.it!robomod From: Rusty Russell Newsgroups: linux.kernel Subject: Re: [PATCH 0/3] sys_membarrier (x86, generic) Date: Tue, 06 Oct 2015 04:10:02 +0200 Message-ID: References: X-Original-To: Mathieu Desnoyers , Andrew Morton User-Agent: Notmuch/0.17 (http://notmuchmail.org) Emacs/24.4.1 (x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain Sender: robomod@news.nic.it List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Approved: robomod@news.nic.it Lines: 23 Organization: linux.* mail to news gateway X-Original-Cc: linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, Mathieu Desnoyers X-Original-Date: Tue, 06 Oct 2015 09:51:39 +1030 X-Original-Message-ID: <87vbaknbp8.fsf@rustcorp.com.au> X-Original-References: <1436561912-24365-1-git-send-email-mathieu.desnoyers@efficios.com> X-Original-Sender: linux-kernel-owner@vger.kernel.org Xref: csiph.com linux.kernel:1240121 Mathieu Desnoyers writes: > Hi Andrew, > > Here is a repost of sys_membarrier, rebased on top of Linus commit > c4b5fd3fb2058b650447372472ad24e2a989f9f6 without any change since the > last v19 post other that proceeding to further testing. When merging > with other system calls, system call number conflicts should be quite > straightforward to handle, there is nothing special there. Hi Mathieu, Great to see this go in! One small note: it talks about threads, but membarrier as currently implemented would cover any shared memory. If you plan to optimize in future, that might not be the case: we'd want an address argument for those cases? Cheers, Rusty. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/