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=-3.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 535C1ECE587 for ; Tue, 1 Oct 2019 14:57:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 27E6E215EA for ; Tue, 1 Oct 2019 14:57:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Jp9xiZso" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389342AbfJAO5p (ORCPT ); Tue, 1 Oct 2019 10:57:45 -0400 Received: from mail-wr1-f66.google.com ([209.85.221.66]:47027 "EHLO mail-wr1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389329AbfJAO5p (ORCPT ); Tue, 1 Oct 2019 10:57:45 -0400 Received: by mail-wr1-f66.google.com with SMTP id o18so15896044wrv.13 for ; Tue, 01 Oct 2019 07:57:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ugGzxVs1bAi/oprVuSwRR0/ssqohRpVbpOxo/iYuPGU=; b=Jp9xiZsoyV0NOPjoPq1BeOSqVdHqTaw3su+fYW7pEW97B4YJQZxuARIJhPgZAaTJ+n BzOCapat9besmJ9UWc06bJcMTJ6ngQObFP60pl65nWC/6aLNTcOy9j/M+2Aovnf0NgHV SVILvw7tS64WVIo+f7ww6vCgCRNkQdf4ry1GO8E7RuYH1TY+z4+e7q3iXbxWYbQYyx/7 e0D7XRpW+yT7t1OvbKktEDr0EmDK7cY+gg5MaPQZDIsLFhUyYTB53qO5iMF+FoFBoy/0 SzhZ1s5EB2Oa0/3e5fm/URu0gLHjyYIelYGgZy5Lo0ik88eaGLD9+Y2SkYKGGHFt/NVB 3gTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=ugGzxVs1bAi/oprVuSwRR0/ssqohRpVbpOxo/iYuPGU=; b=XbHKgChuzAZXL5/JwnPXFYash+/FCBmFsOciDFSG2RM1r6ibOTanxmn2JFBan9yx3F /4aKdhNUrmkE1bRVR8myr+uadH9bez8OHCthsu+FmlfLm/7ANJTLm4CHs6QPAatK2BM/ H6M3funGEHDp3LCbHrJJsn0l48arOeyc4kEmxPbc0L10Ziishk5+benxX5cHZIJAD3SL vPkq7rt13ntPKUVx3xPir5wmxOy4+EMtF4B4sEiZkk62XtoOljpFwxkbAPMKJ+ApATdQ tKPxU/FQrLlKoseDsHDO9QbkZpLHSME+eaN36NK2c8EF79IEOe1nihtzq4lpBuNTEpVg INng== X-Gm-Message-State: APjAAAVeaNoATrOXkfinfLPgt/wyzEhVa531Pm8ui3aZWsLCwZKJzNpt s2p8Qj+Z5e9okNQyM90VwZqkiaYO X-Google-Smtp-Source: APXvYqyZv+69LhRIRnXv5yqnwbLPVmKpieJwXEkstB/8iw7yp/dMkS6I3Ezy5uhisKjzfYOGLsCMpQ== X-Received: by 2002:a5d:5592:: with SMTP id i18mr17771232wrv.316.1569941863686; Tue, 01 Oct 2019 07:57:43 -0700 (PDT) Received: from oberon.eng.vmware.com ([146.247.46.5]) by smtp.gmail.com with ESMTPSA id f13sm3220758wmj.17.2019.10.01.07.57.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Oct 2019 07:57:42 -0700 (PDT) From: "Tzvetomir Stoyanov (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org Subject: [PATCH v2 0/2] Reset CPU mask Date: Tue, 1 Oct 2019 17:57:38 +0300 Message-Id: <20191001145740.8866-1-tz.stoyanov@gmail.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-trace-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org Reset CPU mask: - After setting it in trace-cmd record with option -M, to its previous value. - By the "trace-cmd reset" command, to its default value - all CPUs are enabled for tracing. Fixes https://bugzilla.kernel.org/show_bug.cgi?id=204941 [ v2 changes: Addressed Steven Rostedt and Eugene Syromyatnikov comments about the correct cpu mask in case we have more than 32 CPUs. ] Tzvetomir Stoyanov (VMware) (2): trace-cmd: Reset CPU mask after setting it in trace-cmd record with option -M trace-cmd: Reset CPU mask to its default value with "trace-cmd reset". tracecmd/trace-record.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) -- 2.21.0