From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751815AbeCUAiu (ORCPT ); Tue, 20 Mar 2018 20:38:50 -0400 Received: from www62.your-server.de ([213.133.104.62]:40061 "EHLO www62.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751747AbeCUAit (ORCPT ); Tue, 20 Mar 2018 20:38:49 -0400 Subject: Re: [PATCH] kbuild: disable clang's default use of -fmerge-all-constants To: Linus Torvalds Cc: Alexei Starovoitov , psodagud@codeaurora.org, Network Development , Chenbo Feng , Richard Smith , Chandler Carruth , Linux Kernel Mailing List References: <20180321001824.8395-1-daniel@iogearbox.net> From: Daniel Borkmann Message-ID: Date: Wed, 21 Mar 2018 01:38:45 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Authenticated-Sender: daniel@iogearbox.net Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/21/2018 01:36 AM, Linus Torvalds wrote: > On Tue, Mar 20, 2018 at 5:18 PM, Daniel Borkmann wrote: >> Prasad reported that he has seen crashes in BPF subsystem with netd >> on Android with arm64 in the form of (note, the taint is unrelated): > > Ack. This looks good to me. And thanks for noticing the behavior wrt > the correct gcc merging. > >> [ Hi Linus, feel free to take this fix directly if you want. >> Alternatively, we could route it via bpf tree. Thanks a >> lot for your feedback! ] > > So since it's your patch and the only known issue comes from the bpf > side, I think it should just go through the bpf tree, and I expect it > to get to me through all the usual channels. Yeah, that's fine, thanks for letting us know! Best, Daniel