Message ID | 20200529025824.32296-6-willy@infradead.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=ONGt=7L=kvack.org=owner-linux-mm@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 458B660D for <patchwork-linux-mm@patchwork.kernel.org>; Fri, 29 May 2020 02:59:02 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 0838B2075F for <patchwork-linux-mm@patchwork.kernel.org>; Fri, 29 May 2020 02:59:02 +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="qo7Pg4gB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0838B2075F 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 97777800C4; Thu, 28 May 2020 22:58:31 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id DDD2E800C7; Thu, 28 May 2020 22:58:30 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A04D9800BF; Thu, 28 May 2020 22:58:30 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0237.hostedemail.com [216.40.44.237]) by kanga.kvack.org (Postfix) with ESMTP id BD39E800C6 for <linux-mm@kvack.org>; Thu, 28 May 2020 22:58:29 -0400 (EDT) Received: from smtpin08.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 7FF31180AD822 for <linux-mm@kvack.org>; Fri, 29 May 2020 02:58:29 +0000 (UTC) X-FDA: 76868248338.08.soup78_fe675e5c971b Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin08.hostedemail.com (Postfix) with ESMTP id 6A0DD1819E785 for <linux-mm@kvack.org>; Fri, 29 May 2020 02:58:29 +0000 (UTC) X-Spam-Summary: 2,0,0,f0d986a53127ade0,d41d8cd98f00b204,willy@infradead.org,,RULES_HIT:41:355:379:541:560:800:960:973:988:989:1260:1311:1314:1345:1359:1437:1515:1534:1541:1711:1730:1747:1777:1792:2198:2199:2393:2559:2562:3138:3139:3140:3141:3142:3352:3871:3876:4250:4321:5007:6119:6261:6653:7576:10004:11026:11658:11914:12043:12296:12297:12438:12555:12895:12986:13069:13311:13357:13894:14096:14181:14384:14394:14721:21080:21451:21627:21966:21990,0,RBL:198.137.202.133:@infradead.org:.lbl8.mailshell.net-64.201.201.201 62.8.0.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:0,LUA_SUMMARY:none X-HE-Tag: soup78_fe675e5c971b X-Filterd-Recvd-Size: 2660 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf17.hostedemail.com (Postfix) with ESMTP for <linux-mm@kvack.org>; Fri, 29 May 2020 02:58:29 +0000 (UTC) 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=oT+8lwQ/brzvgB0YZUbOhpyCrOjpQvYYX3M679KauI8=; b=qo7Pg4gBGqaEYqgnCvJuRTJOVA VRwmaaVw5bvOt4WyDosLRIwecxzg/zS9JQideBZfsJp1xCCkW6/2jIdhxzCsGVa9nsrR8zp4SPDvR pKVTh0W63IupSxC4VEgoboU3JgYX8CwDN4J4pAADQvUD0bYvJ1u9Ba0g+d5KGbr6/RpZuaGAt63Lg qmyLflOi1sPTjJjlzfy+Sq/YxnnfR/dR4ukzYFE9S9CPqKMbn+fWuv9qiZzrHpuJY244rvrOSaicH 3FkEFHP64tQgkjU+CeN8tLabzZnW2o8osZK9uy+svPztsGsoC8Q5D2E/Ya7Vk3uNqmmWexZiDSRcl O2xHMFtw==; Received: from willy by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jeVE2-0008Q7-PB; Fri, 29 May 2020 02:58:26 +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 05/39] mm: Introduce thp_order Date: Thu, 28 May 2020 19:57:50 -0700 Message-Id: <20200529025824.32296-6-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 X-Rspamd-Queue-Id: 6A0DD1819E785 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 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: <linux-mm.kvack.org> |
Series |
Large pages in the page cache
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expand
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diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index e944f9757349..1f6245091917 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -276,6 +276,11 @@ static inline unsigned long thp_size(struct page *page) return page_size(page); } +static inline unsigned int thp_order(struct page *page) +{ + return compound_order(page); +} + struct page *follow_devmap_pmd(struct vm_area_struct *vma, unsigned long addr, pmd_t *pmd, int flags, struct dev_pagemap **pgmap); struct page *follow_devmap_pud(struct vm_area_struct *vma, unsigned long addr, @@ -335,6 +340,7 @@ static inline int hpage_nr_pages(struct page *page) } #define thp_size(x) PAGE_SIZE +#define thp_order(x) 0U static inline bool __transparent_hugepage_enabled(struct vm_area_struct *vma) {