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=-13.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 B9C9CC433ED for ; Mon, 3 May 2021 12:45:00 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BC9EE610A6 for ; Mon, 3 May 2021 12:44:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BC9EE610A6 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=uniontech.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 187606B0036; Mon, 3 May 2021 08:44:59 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 13A056B006E; Mon, 3 May 2021 08:44:59 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0000B6B0070; Mon, 3 May 2021 08:44:58 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0244.hostedemail.com [216.40.44.244]) by kanga.kvack.org (Postfix) with ESMTP id D8C916B0036 for ; Mon, 3 May 2021 08:44:58 -0400 (EDT) Received: from smtpin06.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 88888181AF5C1 for ; Mon, 3 May 2021 12:44:58 +0000 (UTC) X-FDA: 78099889476.06.8B99026 Received: from regular1.263xmail.com (regular1.263xmail.com [211.150.70.196]) by imf17.hostedemail.com (Postfix) with ESMTP id 2A55440002E4 for ; Mon, 3 May 2021 12:44:51 +0000 (UTC) Received: from localhost (unknown [192.168.167.130]) by regular1.263xmail.com (Postfix) with ESMTP id 9E0F91E0E; Mon, 3 May 2021 20:44:51 +0800 (CST) X-MAIL-GRAY:0 X-MAIL-DELIVERY:1 X-ADDR-CHECKED4:1 X-ANTISPAM-LEVEL:2 X-SKE-CHECKED:1 X-ABS-CHECKED:1 Received: from manjaro.uniontech.com (unknown [58.246.122.242]) by smtp.263.net (postfix) whith ESMTP id P29692T140717313734400S1620045892063629_; Mon, 03 May 2021 20:44:52 +0800 (CST) X-IP-DOMAINF:1 X-UNIQUE-TAG:<859e05f04f940c299b0021802b425de3> X-RL-SENDER:chenli@uniontech.com X-SENDER:chenli@uniontech.com X-LOGIN-NAME:chenli@uniontech.com X-FST-TO:akpm@linux-foundation.org X-RCPT-COUNT:3 X-SENDER-IP:58.246.122.242 X-ATTACHMENT-NUM:0 X-System-Flag:0 Date: Mon, 03 May 2021 20:44:51 +0800 Message-ID: <875z00rnp8.wl-chenli@uniontech.com> From: Chen Li To: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH] nommu: remove __GFP_HIGHMEM in vmalloc/vzalloc User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?ISO-8859-4?Q?Goj=F2?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/28.0.50 (x86_64-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Authentication-Results: imf17.hostedemail.com; dkim=none; spf=pass (imf17.hostedemail.com: domain of chenli@uniontech.com designates 211.150.70.196 as permitted sender) smtp.mailfrom=chenli@uniontech.com; dmarc=none X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 2A55440002E4 X-Stat-Signature: y4zx1h1uw9cz8gd3c8xo1k9bnhg8caq8 Received-SPF: none (uniontech.com>: No applicable sender policy available) receiver=imf17; identity=mailfrom; envelope-from=""; helo=regular1.263xmail.com; client-ip=211.150.70.196 X-HE-DKIM-Result: none/none X-HE-Tag: 1620045891-405574 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: =46rom mm/nommu.c: void *__vmalloc(unsigned long size, gfp_t gfp_mask) { /* * You can't specify __GFP_HIGHMEM with kmalloc() since kmalloc() * returns only a logical address. */ return kmalloc(size, (gfp_mask | __GFP_COMP) & ~__GFP_HIGHMEM); } nommu's __vmalloc just uses kmalloc internally and elimitates __GFP_HIGHMEM= , so it makes no sense to add __GFP_HIGHMEM for nommu's vmalloc/vzalloc. Signed-off-by: Chen Li --- mm/nommu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/nommu.c b/mm/nommu.c index 5c9ab799c0e6..339a2f2eb1aa 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -233,7 +233,7 @@ long vwrite(char *buf, char *addr, unsigned long count)= */ void *vmalloc(unsigned long size) { - return __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM); + return __vmalloc(size, GFP_KERNEL); } EXPORT_SYMBOL(vmalloc); = @@ -251,7 +251,7 @@ EXPORT_SYMBOL(vmalloc); */ void *vzalloc(unsigned long size) { - return __vmalloc(size, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO); + return __vmalloc(size, GFP_KERNEL | __GFP_ZERO); } EXPORT_SYMBOL(vzalloc); = -- = 2.31.1