From patchwork Fri Oct 16 02:43:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 11840591 Return-Path: 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 A3C5714B4 for ; Fri, 16 Oct 2020 02:43:40 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 573EF208E4 for ; Fri, 16 Oct 2020 02:43:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="oq8KfxVu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 573EF208E4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 42F9E940018; Thu, 15 Oct 2020 22:43:39 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 3B92C940007; Thu, 15 Oct 2020 22:43:39 -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 2A81C940018; Thu, 15 Oct 2020 22:43:39 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0109.hostedemail.com [216.40.44.109]) by kanga.kvack.org (Postfix) with ESMTP id EEAD7940007 for ; Thu, 15 Oct 2020 22:43:38 -0400 (EDT) Received: from smtpin13.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 76D6533C4 for ; Fri, 16 Oct 2020 02:43:38 +0000 (UTC) X-FDA: 77376242916.13.skate56_21059fd27219 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin13.hostedemail.com (Postfix) with ESMTP id 5173E18140B67 for ; Fri, 16 Oct 2020 02:43:37 +0000 (UTC) X-Spam-Summary: 1,0,0,f400f25bacd6eaa9,d41d8cd98f00b204,akpm@linux-foundation.org,,RULES_HIT:41:355:379:800:960:967:968:973:988:989:1260:1345:1359:1381:1431:1437:1534:1542:1711:1730:1747:1777:1792:2393:2525:2559:2563:2682:2685:2859:2899:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3353:3865:3867:3868:3870:3871:3872:3874:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4043:4321:5007:6261:6653:6737:7576:9025:9207:9545:10004:11026:11473:11658:11914:12043:12048:12296:12297:12438:12517:12519:12555:12679:12986:13846:14181:14721:14915:21060:21080:21451:21627:21795:21939:21990:30012:30051:30054:30064,0,RBL:198.145.29.99:@linux-foundation.org:.lbl8.mailshell.net-62.2.0.100 64.100.201.201;04yr7za5uc19ffzgbqimnc4wk3qnhycyyaumbtfdrfs17sbrh5gsbz7aabdf343.6dfqw15y3pt1icof9bb1weajensqx1wxxeyoowgodqncgukezxsusfn7ia8q7xa.k-lbl8.mailshell.net-223.238.255.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Cu stom_rul X-HE-Tag: skate56_21059fd27219 X-Filterd-Recvd-Size: 3807 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf07.hostedemail.com (Postfix) with ESMTP for ; Fri, 16 Oct 2020 02:43:37 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A1FC620878; Fri, 16 Oct 2020 02:43:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602816216; bh=VyLem/sgTCKkgePX0ypZUgOLPvjEHWI3DT/aSzhEO6I=; h=Date:From:To:Subject:In-Reply-To:From; b=oq8KfxVuGfw4SJ3DhE3KsbVdPutE49FAd9BXbhxHhAI6T5M/aXv5/BAla6083b9q0 NIZOSXfulU20cdetNbEo5tcfAFue9DxtRSYXO3LXmi/9MlilyTG0im5PYr+/7Ruvni qNkLNTNxzQYjtDNGAJius0tLQSTkgnoVBsq11qpE= Date: Thu, 15 Oct 2020 19:43:34 -0700 From: Andrew Morton To: akpm@linux-foundation.org, aneesh.kumar@linux.ibm.com, aneesh.kumar@linux.vnet.ibm.com, aris@ruivo.org, cai@lca.pw, dave.hansen@intel.com, david@redhat.com, linux-mm@kvack.org, mhocko@kernel.org, mike.kravetz@oracle.com, mm-commits@vger.kernel.org, naoya.horiguchi@nec.com, osalvador@suse.com, osalvador@suse.de, tony.luck@intel.com, torvalds@linux-foundation.org, zeil@yandex-team.ru Subject: [patch 044/156] mm,hwpoison: unexport get_hwpoison_page and make it static Message-ID: <20201016024334.n9jXNIPoi%akpm@linux-foundation.org> In-Reply-To: <20201015192732.f448da14e9854c7cb7299956@linux-foundation.org> User-Agent: s-nail v14.8.16 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: From: Oscar Salvador Subject: mm,hwpoison: unexport get_hwpoison_page and make it static Since get_hwpoison_page is only used in memory-failure code now, let us un-export it and make it private to that code. Link: https://lkml.kernel.org/r/20200922135650.1634-5-osalvador@suse.de Signed-off-by: Oscar Salvador Acked-by: Naoya Horiguchi Cc: "Aneesh Kumar K.V" Cc: Aneesh Kumar K.V Cc: Aristeu Rozanski Cc: Dave Hansen Cc: David Hildenbrand Cc: Dmitry Yakunin Cc: Michal Hocko Cc: Mike Kravetz Cc: Oscar Salvador Cc: Qian Cai Cc: Tony Luck Signed-off-by: Andrew Morton --- include/linux/mm.h | 1 - mm/memory-failure.c | 3 +-- 2 files changed, 1 insertion(+), 3 deletions(-) --- a/include/linux/mm.h~mmhwpoison-unexport-get_hwpoison_page-and-make-it-static +++ a/include/linux/mm.h @@ -3025,7 +3025,6 @@ extern int memory_failure(unsigned long extern void memory_failure_queue(unsigned long pfn, int flags); extern void memory_failure_queue_kick(int cpu); extern int unpoison_memory(unsigned long pfn); -extern int get_hwpoison_page(struct page *page); #define put_hwpoison_page(page) put_page(page) extern int sysctl_memory_failure_early_kill; extern int sysctl_memory_failure_recovery; --- a/mm/memory-failure.c~mmhwpoison-unexport-get_hwpoison_page-and-make-it-static +++ a/mm/memory-failure.c @@ -924,7 +924,7 @@ static int page_action(struct page_state * Return: return 0 if failed to grab the refcount, otherwise true (some * non-zero value.) */ -int get_hwpoison_page(struct page *page) +static int get_hwpoison_page(struct page *page) { struct page *head = compound_head(page); @@ -953,7 +953,6 @@ int get_hwpoison_page(struct page *page) return 0; } -EXPORT_SYMBOL_GPL(get_hwpoison_page); /* * Do all that is necessary to remove user space mappings. Unmap