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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 AF213C43603 for ; Sat, 7 Dec 2019 00:00:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 865192173E for ; Sat, 7 Dec 2019 00:00:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726490AbfLGAAk (ORCPT ); Fri, 6 Dec 2019 19:00:40 -0500 Received: from freki.datenkhaos.de ([81.7.17.101]:60256 "EHLO freki.datenkhaos.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726386AbfLGAAk (ORCPT ); Fri, 6 Dec 2019 19:00:40 -0500 Received: from localhost (localhost [127.0.0.1]) by freki.datenkhaos.de (Postfix) with ESMTP id CB1941E3A93B; Sat, 7 Dec 2019 01:00:37 +0100 (CET) Received: from freki.datenkhaos.de ([127.0.0.1]) by localhost (freki.datenkhaos.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 2hNPWD7c247u; Sat, 7 Dec 2019 01:00:35 +0100 (CET) Received: from latitude (x4db74696.dyn.telefonica.de [77.183.70.150]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by freki.datenkhaos.de (Postfix) with ESMTPSA; Sat, 7 Dec 2019 01:00:35 +0100 (CET) Date: Sat, 7 Dec 2019 01:00:30 +0100 From: Johannes Hirte To: Linus Torvalds Cc: David Howells , Rasmus Villemoes , Greg Kroah-Hartman , Peter Zijlstra , Nicolas Dichtel , raven@themaw.net, Christian Brauner , keyrings@vger.kernel.org, linux-usb@vger.kernel.org, linux-block , LSM List , linux-fsdevel , Linux API , Linux Kernel Mailing List Subject: Re: [RFC PATCH 04/10] pipe: Use head and tail pointers for the ring, not cursor and length [ver #2] Message-ID: <20191207000015.GA1757@latitude> References: <157186182463.3995.13922458878706311997.stgit@warthog.procyon.org.uk> <157186186167.3995.7568100174393739543.stgit@warthog.procyon.org.uk> <20191206214725.GA2108@latitude> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Sender: owner-linux-security-module@vger.kernel.org Precedence: bulk List-ID: On 2019 Dez 06, Linus Torvalds wrote: > On Fri, Dec 6, 2019 at 1:47 PM Johannes Hirte > wrote: > > > > This change breaks firefox on my system. I've noticed that some pages > > doesn't load correctly anymore (e.g. facebook, spiegel.de). The pages > > start loading and than stop. Looks like firefox is waiting for some > > dynamic loading content. I've bisected to this commit, but can't revert > > because of conflicts. > > Can you check the current git tree, and see if we've fixed it for you. > There are several fixes there, one being the (currently) topmost > commit 76f6777c9cc0 ("pipe: Fix iteration end check in > fuse_dev_splice_write()"). > > I _just_ pushed out that one, so check that you get it - it sometimes > takes a couple of minutes for the public-facing git servers to mirror > out. I doubt that's the one that would fix firefox, but still.. > > Linus Tested with 5.4.0-11505-g347f56fb3890 and still the same wrong behavior. Reliable testcase is facebook, where timeline isn't updated with firefox. -- Regards, Johannes Hirte