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 EF911C54EE9 for ; Tue, 13 Sep 2022 21:46:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229520AbiIMVqw (ORCPT ); Tue, 13 Sep 2022 17:46:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40048 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229487AbiIMVqu (ORCPT ); Tue, 13 Sep 2022 17:46:50 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C7DB36BD7A for ; Tue, 13 Sep 2022 14:46:49 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 711C6B810E2 for ; Tue, 13 Sep 2022 21:46:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0ACE0C433D6; Tue, 13 Sep 2022 21:46:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1663105607; bh=PU+/nZrry6ewC0fVyoo815mm8AbaHuD125vzbkvVQx0=; h=Date:To:From:Subject:From; b=wpUAKVgdfZwcK0+ETJON4QPbEQrhO/IFtRcyUtY334Zsy/aqOyzIi5RQK5tZ+sHvp p0HlU3mFXT+lV6ikdT4o2RyJ0+cQhxp39lJxvsOqCmC5j53OVl1+x14p9yo+QQTFR1 202UoDqxPw57AdKZAb+7zPQ6v6ZLghmSee91Nmvc= Date: Tue, 13 Sep 2022 14:46:46 -0700 To: mm-commits@vger.kernel.org, vasily.averin@linux.dev, tj@kernel.org, tim.c.chen@linux.intel.com, shakeelb@google.com, manfred@colorfullife.com, legion@kernel.org, jiebin.sun@intel.com, ebiederm@xmission.com, dennis@kernel.org, dave@stgolabs.net, cl@linux.com, alexander.mikhalitsyn@virtuozzo.com, akpm@linux-foundation.org, akpm@linux-foundation.org From: Andrew Morton Subject: + ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes.patch added to mm-nonmm-unstable branch Message-Id: <20220913214647.0ACE0C433D6@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes has been added to the -mm mm-nonmm-unstable branch. Its filename is ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes.patch This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Andrew Morton Subject: ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes Date: Tue Sep 13 02:45:19 PM PDT 2022 WARNING: labels should not be indented #158: FILE: ipc/msg.c:1319: + fail_msg_hdrs: WARNING: labels should not be indented #160: FILE: ipc/msg.c:1321: + fail_msg_bytes: ERROR: space required after that ';' (ctx:VxV) #203: FILE: ipc/util.h:75: +static inline int msg_init_ns(struct ipc_namespace *ns) { return 0;} ^ total: 1 errors, 2 warnings, 144 lines checked NOTE: For some of the reported defects, checkpatch may be able to mechanically convert to the typical style using --fix or --fix-inplace. ./patches/ipc-msg-mitigate-the-lock-contention-with-percpu-counter.patch has style problems, please review. NOTE: If any of the errors are false positives, please report them to the maintainer, see CHECKPATCH in MAINTAINERS. Please run checkpatch prior to sending patches Cc: Alexander Mikhalitsyn Cc: Alexey Gladkov Cc: Christoph Lameter Cc: Davidlohr Bueso Cc: Dennis Zhou Cc: "Eric W . Biederman" Cc: Jiebin Sun Cc: Manfred Spraul Cc: Shakeel Butt Cc: Tejun Heo Cc: Tim Chen Cc: Vasily Averin Signed-off-by: Andrew Morton --- ipc/msg.c | 8 ++++---- ipc/util.h | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) --- a/ipc/msg.c~ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes +++ a/ipc/msg.c @@ -1316,10 +1316,10 @@ int msg_init_ns(struct ipc_namespace *ns ipc_init_ids(&ns->ids[IPC_MSG_IDS]); return 0; - fail_msg_hdrs: - percpu_counter_destroy(&ns->percpu_msg_bytes); - fail_msg_bytes: - return ret; +fail_msg_hdrs: + percpu_counter_destroy(&ns->percpu_msg_bytes); +fail_msg_bytes: + return ret; } #ifdef CONFIG_IPC_NS --- a/ipc/util.h~ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes +++ a/ipc/util.h @@ -72,7 +72,7 @@ void msg_exit_ns(struct ipc_namespace *n void shm_exit_ns(struct ipc_namespace *ns); #else static inline void sem_init_ns(struct ipc_namespace *ns) { } -static inline int msg_init_ns(struct ipc_namespace *ns) { return 0;} +static inline int msg_init_ns(struct ipc_namespace *ns) { return 0; } static inline void shm_init_ns(struct ipc_namespace *ns) { } static inline void sem_exit_ns(struct ipc_namespace *ns) { } _ Patches currently in -mm which might be from akpm@linux-foundation.org are mm-oom_kill-add-trace-logs-in-process_mrelease-system-call-fix.patch mm-demotion-add-support-for-explicit-memory-tiers-fix.patch mm-demotion-update-node_is_toptier-to-work-with-memory-tiers-fix-2.patch mm-drop-oom-code-from-exit_mmap-fix-fix.patch mm-delete-unused-mmf_oom_victim-flag-vs-mglru.patch mm-add-merging-after-mremap-resize-checkpatch-fixes.patch mm-reduce-noise-in-show_mem-for-lowmem-allocations-vs-mapletree.patch mm-reduce-noise-in-show_mem-for-lowmem-allocations-vs-mapletree-fix.patch mm-vmscan-fix-a-lot-of-comments-vs-mglru.patch swap-add-swap_cache_get_folio-fix.patch memcg-reduce-size-of-memcg-vmstats-structures-fix.patch mm-damon-vaddr-add-a-comment-for-default-case-in-damon_va_apply_scheme-fix.patch fs-uninline-inode_maybe_inc_iversion.patch ipc-msg-mitigate-the-lock-contention-with-percpu-counter-checkpatch-fixes.patch