From patchwork Fri Jul 31 09:23:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: tip-bot2 for Nam Cao X-Patchwork-Id: 11694537 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 A1429912 for ; Fri, 31 Jul 2020 09:23:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6DFE122E00 for ; Fri, 31 Jul 2020 09:23:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="o4VSCVtK"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="8P7v+5Uf" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6DFE122E00 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 9298A8D001F; Fri, 31 Jul 2020 05:23:20 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 8D9FA8D000B; Fri, 31 Jul 2020 05:23:20 -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 7C8E18D001F; Fri, 31 Jul 2020 05:23:20 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0187.hostedemail.com [216.40.44.187]) by kanga.kvack.org (Postfix) with ESMTP id 620A98D000B for ; Fri, 31 Jul 2020 05:23:20 -0400 (EDT) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 1D572180AD801 for ; Fri, 31 Jul 2020 09:23:20 +0000 (UTC) X-FDA: 77097832560.29.owl96_4e16a6d26f82 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin29.hostedemail.com (Postfix) with ESMTP id E97D818086E39 for ; Fri, 31 Jul 2020 09:23:19 +0000 (UTC) X-Spam-Summary: 1,0,0,0e856c72cf7e6429,d41d8cd98f00b204,tip-bot2@linutronix.de,,RULES_HIT:41:152:355:379:800:904:960:965:966:967:973:988:989:1260:1277:1311:1313:1314:1345:1431:1437:1515:1516:1518:1534:1542:1593:1594:1711:1730:1747:1777:1792:2196:2199:2393:2525:2553:2559:2563:2682:2685:2693:2859:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3165:3353:3865:3866:3867:3868:3871:3872:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:4321:4385:4390:4395:4605:5007:6261:6653:7514:8957:9025:10004:10400:11026:11658:11914:12043:12160:12296:12438:12555:12679:12740:12760:12895:12986:13161:13229:13846:13972:14096:14097:14181:14721:21080:21365:21451:21611:21627:21990:30054:30070:30090:30091,0,RBL:193.142.43.55:@linutronix.de:.lbl8.mailshell.net-64.201.201.201 62.14.6.100;04yrfs6isuwjx47fcqoo689gshn6dyc99goe8xzpe367mrg5whisdurqx5rtj31.i3b144un4jhqhyowfqbj5387ijfnmf9hqtmcsr7f1dwxt3knufebfdjqtm8kw8f.y-lbl8.mailshell.net-223.238.255.100,CacheIP:none,Bayesian:0.5,0.5,0.5, Netcheck X-HE-Tag: owl96_4e16a6d26f82 X-Filterd-Recvd-Size: 4486 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by imf31.hostedemail.com (Postfix) with ESMTP for ; Fri, 31 Jul 2020 09:23:19 +0000 (UTC) Date: Fri, 31 Jul 2020 09:23:17 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1596187397; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=HZWh39Uk1L/X4wpTGFztx5DG+DzEB+s/H5b6WbGsrXo=; b=o4VSCVtKtrK1aQzyIlF0dXpytiTJemrqD1bRwysO8g4lcNNpCPJ8LSRSbqTEI0UHhp8UyA YMyMFKZvdtnGoPUTqhNyrwNQ196NiQaRIHzFjc/FVmnjlB2JHzeQrypGmelk7ksy7Hmin2 DVGEd2QTu79CBckDy2jB/7vb/8ZlRyqTHtG7SkpcorFb1DAK6fYzJLbRHfdjnM1j3lfCbk /N9G+syQTvOxFWkyi5XLleX4korA5iVnGvEt9Lo1jh0omnJbUJoE0r4/+/NVBEn3jZVLlY YFpGLlvMe2mWAo25Mc7NxjSUbEwXoF3hnmA6B2AwU90dLgmw1r+MuifSo+2ITA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1596187397; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=HZWh39Uk1L/X4wpTGFztx5DG+DzEB+s/H5b6WbGsrXo=; b=8P7v+5UfA379eVyTnrnSfRyqGuuYwONqINTexgeO98Ue516TQTIixg8esz09CpBXisb6xC njws5q6tujGIIICw== From: "tip-bot2 for Uladzislau Rezki (Sony)" Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: core/rcu] mm/list_lru.c: Rename kvfree_rcu() to local variant Cc: linux-mm@kvack.org, rcu@vger.kernel.org, Andrew Morton , "Uladzislau Rezki (Sony)" , "Joel Fernandes (Google)" , "Paul E. McKenney" , x86 , LKML MIME-Version: 1.0 Message-ID: <159618739718.4006.7426500496143396787.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails X-Rspamd-Queue-Id: E97D818086E39 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 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: The following commit has been merged into the core/rcu branch of tip: Commit-ID: e0feed08ab41df0fedc38d35938891ef5715c1d3 Gitweb: https://git.kernel.org/tip/e0feed08ab41df0fedc38d35938891ef5715c1d3 Author: Uladzislau Rezki (Sony) AuthorDate: Mon, 25 May 2020 23:47:56 +02:00 Committer: Paul E. McKenney CommitterDate: Mon, 29 Jun 2020 11:59:25 -07:00 mm/list_lru.c: Rename kvfree_rcu() to local variant Rename kvfree_rcu() function to the kvfree_rcu_local() one. The purpose is to prevent a conflict of two same function declarations. The kvfree_rcu() will be globally visible what would lead to a build error. No functional change. Cc: linux-mm@kvack.org Cc: rcu@vger.kernel.org Cc: Andrew Morton Signed-off-by: Uladzislau Rezki (Sony) Reviewed-by: Joel Fernandes (Google) Signed-off-by: Joel Fernandes (Google) Signed-off-by: Paul E. McKenney --- mm/list_lru.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mm/list_lru.c b/mm/list_lru.c index 9222910..e825804 100644 --- a/mm/list_lru.c +++ b/mm/list_lru.c @@ -373,14 +373,14 @@ static void memcg_destroy_list_lru_node(struct list_lru_node *nlru) struct list_lru_memcg *memcg_lrus; /* * This is called when shrinker has already been unregistered, - * and nobody can use it. So, there is no need to use kvfree_rcu(). + * and nobody can use it. So, there is no need to use kvfree_rcu_local(). */ memcg_lrus = rcu_dereference_protected(nlru->memcg_lrus, true); __memcg_destroy_list_lru_node(memcg_lrus, 0, memcg_nr_cache_ids); kvfree(memcg_lrus); } -static void kvfree_rcu(struct rcu_head *head) +static void kvfree_rcu_local(struct rcu_head *head) { struct list_lru_memcg *mlru; @@ -419,7 +419,7 @@ static int memcg_update_list_lru_node(struct list_lru_node *nlru, rcu_assign_pointer(nlru->memcg_lrus, new); spin_unlock_irq(&nlru->lock); - call_rcu(&old->rcu, kvfree_rcu); + call_rcu(&old->rcu, kvfree_rcu_local); return 0; }