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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6C07C433F5 for ; Fri, 28 Jan 2022 13:10:25 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 02B3C6B0078; Fri, 28 Jan 2022 08:10:12 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C88C66B0085; Fri, 28 Jan 2022 08:10:11 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A61FB6B0087; Fri, 28 Jan 2022 08:10:11 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0129.hostedemail.com [216.40.44.129]) by kanga.kvack.org (Postfix) with ESMTP id 749186B0081 for ; Fri, 28 Jan 2022 08:10:11 -0500 (EST) Received: from smtpin31.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 347D7824C42A for ; Fri, 28 Jan 2022 13:10:11 +0000 (UTC) X-FDA: 79079729022.31.0865BFB Received: from server.lespinasse.org (server.lespinasse.org [63.205.204.226]) by imf06.hostedemail.com (Postfix) with ESMTP id 5C32018000C for ; Fri, 28 Jan 2022 13:10:10 +0000 (UTC) DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=lespinasse.org; i=@lespinasse.org; q=dns/txt; s=srv-52-ed; t=1643375406; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : from; bh=XOBjo9P4P5QXbaTzEPxUaN/dHjWwd81pn2JDgJBu6Nw=; b=Zgl+0z8dPqYhAgCkfq3ZaZLo8J9FklZBrFYZ4KUxrJk41QL0gHK48EflaTggGi9/FdgST /d9N/2pIOp1kt5sAg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=lespinasse.org; i=@lespinasse.org; q=dns/txt; s=srv-52-rsa; t=1643375406; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : from; bh=XOBjo9P4P5QXbaTzEPxUaN/dHjWwd81pn2JDgJBu6Nw=; b=RXZkQsc2fCt/keozAMU/+XTvOIbG+hRQ17sOqDMwCKaDiYIBy5bbSMu1P7SzsdOIgr897 WQ9H4PuFncpvLdHeCZmk3ra+Z6DWX8BPsJWxn6LEiGOKr1JqS0I2+w+I383l8o8/1aZM/Fd qRUP0R0hKcZ1PsULYeWwhiUsYSZFa1GmB1l2PyVhUayXj9CD6nNDa5kiDtFv+C4UW/6/anx VwJbO6oUIWxKuKVbXkpglJtm+UIBFSmE5DYQq3BG2jFi+7KEvYUh2jPlutoQqdgL/vC3ueP shObKmkZFJqxctv+L/84bRkDjWtOFNxoPQCrJmC5bsFMy6MCfCk5rHKHYRww== Received: from zeus.lespinasse.org (zeus.lespinasse.org [IPv6:fd00::150:0]) by server.lespinasse.org (Postfix) with ESMTPS id E3C61160951; Fri, 28 Jan 2022 05:10:06 -0800 (PST) Received: by zeus.lespinasse.org (Postfix, from userid 1000) id CB74720337; Fri, 28 Jan 2022 05:10:06 -0800 (PST) From: Michel Lespinasse To: Linux-MM , linux-kernel@vger.kernel.org, Andrew Morton Cc: kernel-team@fb.com, Laurent Dufour , Jerome Glisse , Peter Zijlstra , Michal Hocko , Vlastimil Babka , Davidlohr Bueso , Matthew Wilcox , Liam Howlett , Rik van Riel , Paul McKenney , Song Liu , Suren Baghdasaryan , Minchan Kim , Joel Fernandes , David Rientjes , Axel Rasmussen , Andy Lutomirski , Michel Lespinasse Subject: [PATCH v2 04/35] do_anonymous_page: use update_mmu_tlb() Date: Fri, 28 Jan 2022 05:09:35 -0800 Message-Id: <20220128131006.67712-5-michel@lespinasse.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220128131006.67712-1-michel@lespinasse.org> References: <20220128131006.67712-1-michel@lespinasse.org> MIME-Version: 1.0 X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 5C32018000C X-Stat-Signature: sshmuzjhgppddhr6bbp3j5nr4qcgxmq8 Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=lespinasse.org header.s=srv-52-ed header.b=Zgl+0z8d; dkim=pass header.d=lespinasse.org header.s=srv-52-rsa header.b=RXZkQsc2; dmarc=pass (policy=none) header.from=lespinasse.org; spf=pass (imf06.hostedemail.com: domain of walken@lespinasse.org designates 63.205.204.226 as permitted sender) smtp.mailfrom=walken@lespinasse.org X-Rspam-User: nil X-HE-Tag: 1643375410-282683 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: update_mmu_tlb() can be used instead of update_mmu_cache() when the page fault handler detects that it lost the race to another page fault. It looks like this one call was missed in https://patchwork.kernel.org/project/linux-mips/patch/1590375160-6997-2-g= it-send-email-maobibo@loongson.cn after Andrew asked to replace all update_mmu_cache() calls with an alias in the previous version of this patch here: https://patchwork.kernel.org/project/linux-mips/patch/1590031837-9582-2-g= it-send-email-maobibo@loongson.cn/#23374625 Signed-off-by: Michel Lespinasse --- mm/memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memory.c b/mm/memory.c index c125c4969913..cd9432df3a27 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -3799,7 +3799,7 @@ static vm_fault_t do_anonymous_page(struct vm_fault= *vmf) vmf->pte =3D pte_offset_map_lock(vma->vm_mm, vmf->pmd, vmf->address, &vmf->ptl); if (!pte_none(*vmf->pte)) { - update_mmu_cache(vma, vmf->address, vmf->pte); + update_mmu_tlb(vma, vmf->address, vmf->pte); goto release; } =20 --=20 2.20.1