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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 084D1E936E6 for ; Wed, 4 Oct 2023 20:24:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245075AbjJDUYy (ORCPT ); Wed, 4 Oct 2023 16:24:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245101AbjJDUXq (ORCPT ); Wed, 4 Oct 2023 16:23:46 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA3B11B7 for ; Wed, 4 Oct 2023 13:23:43 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 07529C433C7; Wed, 4 Oct 2023 20:23:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1696451023; bh=I1FZXQPU2cQyfGIPs/l37UuX17dp21ZCzG6rF4d1EtQ=; h=Date:To:From:Subject:From; b=GKzTsdMjhrziKhIVnA0EOKwLbNG4EFTRTTYzC8DohFfHNzscslgUeHFV3KXsxghAc dzL+TBb2XBZnzmRwWWPr2Ug/ep2vn6rmUEPShqCmmiMEILVtL/zTNINuJ6/oi0hRoc MnBnNRVksvQKjf52p/KXIBnYxg8VcjQLVZNx/HS0= Date: Wed, 04 Oct 2023 13:23:41 -0700 To: mm-commits@vger.kernel.org, ebiederm@xmission.com, oleg@redhat.com, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-nonmm-stable] getrusage-use-__for_each_thread.patch removed from -mm tree Message-Id: <20231004202343.07529C433C7@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: getrusage: use __for_each_thread() has been removed from the -mm tree. Its filename was getrusage-use-__for_each_thread.patch This patch was dropped because it was merged into the mm-nonmm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Oleg Nesterov Subject: getrusage: use __for_each_thread() Date: Sat, 9 Sep 2023 19:26:29 +0200 do/while_each_thread should be avoided when possible. Plus this change allows to avoid lock_task_sighand(), we can use rcu and/or sig->stats_lock instead. Link: https://lkml.kernel.org/r/20230909172629.GA20454@redhat.com Signed-off-by: Oleg Nesterov Cc: Eric W. Biederman Signed-off-by: Andrew Morton --- kernel/sys.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- a/kernel/sys.c~getrusage-use-__for_each_thread +++ a/kernel/sys.c @@ -1830,10 +1830,8 @@ void getrusage(struct task_struct *p, in r->ru_oublock += sig->oublock; if (maxrss < sig->maxrss) maxrss = sig->maxrss; - t = p; - do { + __for_each_thread(sig, t) accumulate_thread_rusage(t, r); - } while_each_thread(p, t); break; default: _ Patches currently in -mm which might be from oleg@redhat.com are