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 1E339C433FE for ; Wed, 30 Mar 2022 19:03:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348979AbiC3TFH (ORCPT ); Wed, 30 Mar 2022 15:05:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38384 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343685AbiC3TFG (ORCPT ); Wed, 30 Mar 2022 15:05:06 -0400 Received: from mail-lj1-f173.google.com (mail-lj1-f173.google.com [209.85.208.173]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DD25E91566; Wed, 30 Mar 2022 12:03:20 -0700 (PDT) Received: by mail-lj1-f173.google.com with SMTP id r22so29004033ljd.4; Wed, 30 Mar 2022 12:03:20 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=s/XO48kbTH6x+OL0Vadnhd908y5V+Gn64iUZTtds2fg=; b=PVV93CIDcNWAaE6F7gIbHZvBu8eBGCQTktH45kw5XDxR+2BE3NExTOlravDStQba0f J7H4UHKnsdYEMQOlfwLCDW88guGODiuPGDyt+cdOuipdW6MAxgnSZ28yIkI1eVPrJS/I oamqw2aFNI/aZdyRFezsBQW3CEKzSyfMGE9rlGrjS3IR/Y5+B+ZSk/B6zCF5ar1A1Luw Xp90cyig8DPRHus67+65mn7/1f7XY16QvfWB0HKzq9cH+2GwHhUUABbZw3wQsB/drBd0 zdtl6YjLEwzM56NDzZVV/j5X9njRjkV1H4JxpIhs4ZA/to8/exrzGsYfae381JhsPKmg i9zQ== X-Gm-Message-State: AOAM532EupbYY28eKgLZVMjbWrMgsvWMnGfD9UUpdHJg9XLPThpopO59 jXeY3vGqBjy1VG4v78l3PHaNSmIhRlLODQweFeY= X-Google-Smtp-Source: ABdhPJy+CWJtC2kcMo7bIJcJGew6k36kdv506JaCAeyzEKOlEcz0Ts7wQoKUvF9nbQLUsbpND7PC+z7yBPsDPa2v1v8= X-Received: by 2002:a2e:82c5:0:b0:247:e81f:8b02 with SMTP id n5-20020a2e82c5000000b00247e81f8b02mr7801845ljh.90.1648666997681; Wed, 30 Mar 2022 12:03:17 -0700 (PDT) MIME-Version: 1.0 References: <20220322185709.141236-1-namhyung@kernel.org> <20220322185709.141236-3-namhyung@kernel.org> <20220328113946.GA8939@worktop.programming.kicks-ass.net> <20220330110853.GK8939@worktop.programming.kicks-ass.net> In-Reply-To: <20220330110853.GK8939@worktop.programming.kicks-ass.net> From: Namhyung Kim Date: Wed, 30 Mar 2022 12:03:06 -0700 Message-ID: Subject: Re: [PATCH 2/2] locking: Apply contention tracepoints in the slow path To: Peter Zijlstra Cc: Ingo Molnar , Will Deacon , Waiman Long , Boqun Feng , LKML , Thomas Gleixner , Steven Rostedt , Byungchul Park , "Paul E. McKenney" , Mathieu Desnoyers , Arnd Bergmann , Radoslaw Burny , linux-arch , bpf , Hyeonggon Yoo <42.hyeyoo@gmail.com> Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-arch@vger.kernel.org On Wed, Mar 30, 2022 at 4:09 AM Peter Zijlstra wrote: > > On Mon, Mar 28, 2022 at 10:48:59AM -0700, Namhyung Kim wrote: > > > Also, if you were to add LCB_F_MUTEX then you could have something like: > > > > Yep, I'm ok with having the mutex flag. Do you want me to send > > v5 with this change or would you like to do it by yourself? > > I'll frob my thing on top. No need to repost. Cool, thanks for doing this!