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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED 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 547CAC4363A for ; Fri, 23 Oct 2020 14:16:31 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 46CB221527 for ; Fri, 23 Oct 2020 14:16:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="WDuQx2Om" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 46CB221527 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B10D06F894; Fri, 23 Oct 2020 14:16:29 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4B5286F893; Fri, 23 Oct 2020 14:16:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=GVPYMjFqChMjoGfaKLO2uGqLmrcgLH9W7OOdDABUMfg=; b=WDuQx2OmH186JLLCT/V49+cHuG mvx3za9SySicasNgXKx5tLAGyLzzjMdStqRY5+gjhxGKEuIITG+UZILbK9cBxat+a10uw+lowMHgU A4XPvkubtIHPHZyepjYJtQzcRv+/NgS84fDmbjT3ffVSakzeJL/2clY9r2Aw1R+GJNBloYvsS8VlH rS3VhA77U5Ki78fsi0dokXGR1DF0mXSHs1jeElg3ld72bwPIscdEHnUWgCc6qd//dojfah5sbnF4f FA32w4nZVYBUke2t5rabYYM/cRMBDRJV6qjDaaaWY1XXsyx96exYVzQxYNvAH/xg57vNzc1lLniXd zPwjKFvQ==; Received: from willy by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1kVxrf-0000gL-Pn; Fri, 23 Oct 2020 14:16:19 +0000 Date: Fri, 23 Oct 2020 15:16:19 +0100 From: Matthew Wilcox To: Daniel Vetter Message-ID: <20201023141619.GC20115@casper.infradead.org> References: <20201021163242.1458885-1-daniel.vetter@ffwll.ch> <20201023122216.2373294-1-daniel.vetter@ffwll.ch> <20201023122216.2373294-4-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201023122216.2373294-4-daniel.vetter@ffwll.ch> Subject: Re: [Intel-gfx] [PATCH 04/65] mm: Extract might_alloc() debug check X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Zijlstra , Sebastian Andrzej Siewior , Dave Chinner , DRI Development , linux-mm@kvack.org, Daniel Vetter , Christoph Lameter , Michel Lespinasse , Ingo Molnar , Pekka Enberg , David Rientjes , Waiman Long , "Paul E . McKenney" , Intel Graphics Development , Qian Cai , Thomas Gleixner , Joonsoo Kim , Vlastimil Babka , Randy Dunlap , linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, Mathieu Desnoyers , Andrew Morton Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Fri, Oct 23, 2020 at 02:21:15PM +0200, Daniel Vetter wrote: > Note that unlike fs_reclaim_acquire/release gfpflags_allow_blocking > does not consult the PF_MEMALLOC flags. But there is no flag > equivalent for GFP_NOWAIT, hence this check can't go wrong due to > memalloc_no*_save/restore contexts. I have a patch series that adds memalloc_nowait_save/restore. https://lore.kernel.org/linux-mm/20200625113122.7540-7-willy@infradead.org/ _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx