From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-ed1-x52e.google.com ([2a00:1450:4864:20::52e]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kabs2-0005u3-0L for ath11k@lists.infradead.org; Thu, 05 Nov 2020 09:47:55 +0000 Received: by mail-ed1-x52e.google.com with SMTP id v4so859430edi.0 for ; Thu, 05 Nov 2020 01:47:52 -0800 (PST) Subject: Re: Regression: QCA6390 fails with "mm/page_alloc: place pages to tail in __free_pages_core()" References: <87lffjodu7.fsf@codeaurora.org> <87ft5rszcs.fsf@codeaurora.org> <87ft5qsem9.fsf@codeaurora.org> <87blgdscxd.fsf@codeaurora.org> <229c31e7-9aff-18e6-a6db-be7b46331173@gmail.com> <87361onphy.fsf_-_@codeaurora.org> From: Pavel Procopiuc Message-ID: Date: Thu, 5 Nov 2020 10:47:49 +0100 MIME-Version: 1.0 In-Reply-To: <87361onphy.fsf_-_@codeaurora.org> Content-Language: en-US List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "ath11k" Errors-To: ath11k-bounces+kvalo=adurom.com@lists.infradead.org To: Kalle Valo , david@redhat.com Cc: linux-mm@kvack.org, akpm@linux-foundation.org, linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, linux-kernel@vger.kernel.org Op 05.11.2020 om 10:04 schreef Kalle Valo: > Oh, very interesting. Thanks a lot for the bisection, otherwise we would > have never found out whats causing this. > > David & mm folks: Pavel noticed that his QCA6390 Wi-Fi 6 device (driver > ath11k) failed on v5.10-rc1. After bisecting he found that the commit > below causes the regression. I have not been able to reproduce this and > for me QCA6390 works fine. I don't know if this needs a specific kernel > configuration or what's the difference between our setups. > > Any ideas what might cause this and how to fix it? > > Full discussion: http://lists.infradead.org/pipermail/ath11k/2020-November/000501.html > > commit 7fef431be9c9ac255838a9578331567b9dba4477 > Author: David Hildenbrand > AuthorDate: Thu Oct 15 20:09:35 2020 -0700 > Commit: Linus Torvalds > CommitDate: Fri Oct 16 11:11:18 2020 -0700 > > mm/page_alloc: place pages to tail in __free_pages_core() This is my kernel config, for the reference: https://gist.github.com/twistedfall/455885024c56587fc5a0f4b2784612e8 -- ath11k mailing list ath11k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath11k