Message ID | 20200529025824.32296-25-willy@infradead.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=JhQS=7L=vger.kernel.org=linux-fsdevel-owner@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6933160D for <patchwork-linux-fsdevel@patchwork.kernel.org>; Fri, 29 May 2020 03:02:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 449FC2075F for <patchwork-linux-fsdevel@patchwork.kernel.org>; Fri, 29 May 2020 03:02:26 +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="ntYyZVV/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390319AbgE2DCO (ORCPT <rfc822;patchwork-linux-fsdevel@patchwork.kernel.org>); Thu, 28 May 2020 23:02:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46028 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406962AbgE2C6h (ORCPT <rfc822;linux-fsdevel@vger.kernel.org>); Thu, 28 May 2020 22:58:37 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BA6F8C08C5C6; Thu, 28 May 2020 19:58:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.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=VBHxbXWW3Qhb1/gmMVxWWG1iraMa328VDgjrKr93eAE=; b=ntYyZVV/AgZ3lhljI2Tr7hLyBq bVUPD46nu+SFeYQ9Cw3TFsSL/jgpayblpXm+RXDxB0hR4hTw5HeZ3wbbVpIuqubcwRt2pREC66mgn 6ykGsmvBkHx1Q/FwpMoE/InWP67l+3aDEvemCCWPuW+5Q9JOhSKC9KT9VGoTIPq4NEHc8TMNF1E3p TdbbfZs0IJUF7tBIkJfxUE7lk+EmAMU4DgYXO6qD8b+cVlywCVSaYKNA5dj+Q6RhqJe63LI/g6xht UBismrx6iSpA6csJQLVFMALtC9PFAufpW80B869QpZuOON8QrhejHVCniGSEkvXpQ1jM7vR/vINdc BDnycqRQ==; Received: from willy by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeVE3-0008SL-Fz; Fri, 29 May 2020 02:58:27 +0000 From: Matthew Wilcox <willy@infradead.org> To: linux-fsdevel@vger.kernel.org Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org>, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH v5 24/39] mm: Allow large pages to be removed from the page cache Date: Thu, 28 May 2020 19:58:09 -0700 Message-Id: <20200529025824.32296-25-willy@infradead.org> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200529025824.32296-1-willy@infradead.org> References: <20200529025824.32296-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: <linux-fsdevel.vger.kernel.org> X-Mailing-List: linux-fsdevel@vger.kernel.org |
Series |
Large pages in the page cache
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expand
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diff --git a/mm/filemap.c b/mm/filemap.c index 437484d42b78..9c760dd7208e 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -248,7 +248,7 @@ static void page_cache_free_page(struct address_space *mapping, freepage(page); if (PageTransHuge(page) && !PageHuge(page)) { - page_ref_sub(page, HPAGE_PMD_NR); + page_ref_sub(page, hpage_nr_pages(page)); VM_BUG_ON_PAGE(page_count(page) <= 0, page); } else { put_page(page);