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=-4.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 4F07FC433E1 for ; Tue, 25 Aug 2020 18:46:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 38E2620738 for ; Tue, 25 Aug 2020 18:46:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="BhWogwVt" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726752AbgHYSq0 (ORCPT ); Tue, 25 Aug 2020 14:46:26 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:57671 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726119AbgHYSqY (ORCPT ); Tue, 25 Aug 2020 14:46:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1598381183; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc; bh=EX4xXGP362ALPv/lOdd4O23mdmXEiwTrEdzpI5x9aws=; b=BhWogwVtQxZlZv3MqNCI+eyh21Y48K7IBOp+qqIt65ZTeSdMYwzWzriNXGysFGy7Iz+Tt9 Lo9R7P3DtMQsiZzk2V9oIbVP3IGisdnukfqeQsAvhNHh9i5JpBuLgs+hUo71uATLtnHb6s fIbwfhVIzY6Z2yD3z9AlDo3AAZk+3ng= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-66-a0wkXCM_NpOun_-f3qblyA-1; Tue, 25 Aug 2020 14:46:21 -0400 X-MC-Unique: a0wkXCM_NpOun_-f3qblyA-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id D1DC41008550; Tue, 25 Aug 2020 18:46:20 +0000 (UTC) Received: from fuller.cnet (ovpn-112-10.gru2.redhat.com [10.97.112.10]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8C29760C0F; Tue, 25 Aug 2020 18:46:20 +0000 (UTC) Received: by fuller.cnet (Postfix, from userid 1000) id 319E6409D738; Tue, 25 Aug 2020 15:44:50 -0300 (-03) Message-ID: <20200825184147.948670309@fuller.cnet> User-Agent: quilt/0.66 Date: Tue, 25 Aug 2020 15:41:47 -0300 From: Marcelo Tosatti To: Frederic Weisbecker Cc: linux-kernel@vger.kernel.org Subject: [patch 0/2] posix-timers: avoid nohz_full= IPIs via task cpu masks X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patchset avoids IPIs to nohz_full= CPUs when the intersection between the set of nohz_full CPUs and task allowed cpus is null. See individual patches for details.