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=-6.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 EA120C4363D for ; Thu, 24 Sep 2020 17:25:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 85C392396E for ; Thu, 24 Sep 2020 17:25:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=efficios.com header.i=@efficios.com header.b="oaOSiJri" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728648AbgIXRZS (ORCPT ); Thu, 24 Sep 2020 13:25:18 -0400 Received: from mail.efficios.com ([167.114.26.124]:53532 "EHLO mail.efficios.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727364AbgIXRZS (ORCPT ); Thu, 24 Sep 2020 13:25:18 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id 727AF2D679C; Thu, 24 Sep 2020 13:25:17 -0400 (EDT) Received: from mail.efficios.com ([127.0.0.1]) by localhost (mail03.efficios.com [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id Hldm_-ez9ggs; Thu, 24 Sep 2020 13:25:17 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mail.efficios.com (Postfix) with ESMTP id 264C02D66CE; Thu, 24 Sep 2020 13:25:17 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.10.3 mail.efficios.com 264C02D66CE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=efficios.com; s=default; t=1600968317; bh=RgKtNeEweBtM37NlXSzXt4v+YCt27OTRE+kJt6al+6I=; h=From:To:Date:Message-Id; b=oaOSiJrix2VE1GLawQoK21DquGX4cu+NYvmipaaK535Bmm6Tfd7Xr5BUn6NQ4yIAz JVmSOkexJajijhy7zmhnj6nla65vnHyWU9Y3BVoIV1FfoD/jbYk3yLvi7RCSiaoanD spoqciOA2PWEi9ISdhrJ6u6p6DBYGJJB4MIlaaeJV2DRhzju5DE7mPkDgwHNCNe5yV salc0a9qMbhAVS26QFRXTgOHb9j9FnPdTmuqhdQhOucSRJK0NByJ+NOInjuCi2dN6V MPS8+Np1MrCd/U6tNB/Y5JPWFVPMedw/1M5ggwcEHkhJHtHFOb+0AihCpqfRfu6qnO iHM8qkVR95LAg== X-Virus-Scanned: amavisd-new at efficios.com Received: from mail.efficios.com ([127.0.0.1]) by localhost (mail03.efficios.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id CSnSOlEirdkc; Thu, 24 Sep 2020 13:25:17 -0400 (EDT) Received: from localhost.localdomain (192-222-181-218.qc.cable.ebox.net [192.222.181.218]) by mail.efficios.com (Postfix) with ESMTPSA id EEF852D66CD; Thu, 24 Sep 2020 13:25:16 -0400 (EDT) From: Mathieu Desnoyers To: Peter Zijlstra , Boqun Feng Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers Subject: [RFC PATCH 0/3] Membarrier updates Date: Thu, 24 Sep 2020 13:25:05 -0400 Message-Id: <20200924172508.8724-1-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Please find the following membarrier updates series posted as RFC. Feedback is welcome, Thanks, Mathieu Mathieu Desnoyers (3): sched: fix exit_mm vs membarrier (v3) sched: membarrier: cover kthread_use_mm (v3) sched: membarrier: document memory ordering scenarios include/linux/sched/mm.h | 5 ++ kernel/exit.c | 12 ++++ kernel/kthread.c | 21 ++++++ kernel/sched/core.c | 3 +- kernel/sched/idle.c | 1 + kernel/sched/membarrier.c | 148 ++++++++++++++++++++++++++++++++++++-- kernel/sched/sched.h | 5 +- 7 files changed, 186 insertions(+), 9 deletions(-) -- 2.17.1