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=-11.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 8E6DAC64E69 for ; Tue, 24 Nov 2020 04:15:17 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C3A342085B for ; Tue, 24 Nov 2020 04:15:16 +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="CyGAmAuQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C3A342085B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id CF9E16B0071; Mon, 23 Nov 2020 23:15:14 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id A6DE76B0070; Mon, 23 Nov 2020 23:15:14 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8B75A6B0074; Mon, 23 Nov 2020 23:15:14 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0252.hostedemail.com [216.40.44.252]) by kanga.kvack.org (Postfix) with ESMTP id 4FFAB6B0071 for ; Mon, 23 Nov 2020 23:15:14 -0500 (EST) Received: from smtpin17.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id E63E9181AEF1E for ; Tue, 24 Nov 2020 04:15:13 +0000 (UTC) X-FDA: 77517996906.17.cub39_550c51f2736b Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin17.hostedemail.com (Postfix) with ESMTP id CA290180D0181 for ; Tue, 24 Nov 2020 04:15:13 +0000 (UTC) X-HE-Tag: cub39_550c51f2736b X-Filterd-Recvd-Size: 2082 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf50.hostedemail.com (Postfix) with ESMTP for ; Tue, 24 Nov 2020 04:15:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=cOk4KIrOY87QhCqcR9w9RyYMLg3R6mkmgaTv03dWKPI=; b=CyGAmAuQ1QZxL/Zc/2hNl+lni7 MChC3LtFdpQZY+VFCqFeHxcis+yhrs0GwNbaO50lr2te1YCmxJwd1b7Er0uk7hq7Y9eN2ZFwr/vFd gHs/F1X6IihX+hEiSm6vCzfKEMQfFoqQv7rWusDXfQVGUO1M4FBmo2vBnLc3FYKdSw0t4QwckI+SY vjc4nr+yT1cqXYbgIdM915cXd1z9TxsOClPg+s6ODqwePDzRdFHt4lGNfVu9Myn0AG45M29oJ4YpM LYR/nWESKXG0uFzgdYP/dA20gIcR9CwXZrrPvOTOOJLkR8aeOAyEEOBlfyHuERjmbYrb//a98sTug 4bUcnK7Q==; Received: from willy by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1khPjS-0007dB-AU; Tue, 24 Nov 2020 04:15:10 +0000 From: "Matthew Wilcox (Oracle)" To: linux-mm@kvack.org, akpm@linux-foundation.org Cc: "Matthew Wilcox (Oracle)" Subject: [PATCH 3/4] fix mm-add-and-use-find_lock_entries.patch Date: Tue, 24 Nov 2020 04:15:06 +0000 Message-Id: <20201124041507.28996-3-willy@infradead.org> X-Mailer: git-send-email 2.21.3 In-Reply-To: <20201124041507.28996-1-willy@infradead.org> References: <20201124041507.28996-1-willy@infradead.org> MIME-Version: 1.0 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: --- mm/filemap.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/filemap.c b/mm/filemap.c index f3b448431bd4..7dfd7024d361 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1941,6 +1941,8 @@ unsigned find_lock_entries(struct address_space *ma= pping, pgoff_t start, goto put; if (page->mapping !=3D mapping || PageWriteback(page)) goto unlock; + VM_BUG_ON_PAGE(!thp_contains(page, xas.xa_index), + page); } indices[pvec->nr] =3D xas.xa_index; if (!pagevec_add(pvec, page)) --=20 2.29.2