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=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=unavailable 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 B4244C433E9 for ; Sun, 14 Feb 2021 10:49:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6F08264DCF for ; Sun, 14 Feb 2021 10:49:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229789AbhBNKss (ORCPT ); Sun, 14 Feb 2021 05:48:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229576AbhBNKsl (ORCPT ); Sun, 14 Feb 2021 05:48:41 -0500 Received: from mail-ed1-x529.google.com (mail-ed1-x529.google.com [IPv6:2a00:1450:4864:20::529]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2F5AFC061574; Sun, 14 Feb 2021 02:48:01 -0800 (PST) Received: by mail-ed1-x529.google.com with SMTP id o3so2706880edv.4; Sun, 14 Feb 2021 02:48:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=message-id:subject:from:to:cc:date:in-reply-to:references :mime-version:content-transfer-encoding; bh=pGVhkUzoraAP3NXigL/CCbf2dYxrUtdDHOUnt5rAgug=; b=qMEQyrP5mjQRtQdK4v14kOAeyT8xyto8Gelo0LD6eXNwPZDLBPXMZSs8gAojv9HYxC yxBwb/TzeN7gjMvDiVtJAeLE4ZG/jRT4gvfyib5zL64gtNHMEajTXfbDAUlPXU5Gn5cz LHVEbrSq11NoWn/MQQZAGGtXionSD8ElCqhxinuqyD90VKaB4dr4t7PD48dvvDaNKton ML8T7LYPr1aMjLpuDShe8nATG1QRQQAa4DXULAWldcbxxB5hKBnrWiny8mypEbx+zKIA DnGw5xAeazDpDbzBp8sdDK3NitOFvBCu55DrRCkdBoDOU43KOWea6jikH59qXTkG2eA5 WI1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:mime-version:content-transfer-encoding; bh=pGVhkUzoraAP3NXigL/CCbf2dYxrUtdDHOUnt5rAgug=; b=kCW1aL5etXpKxP43zICK4FM9Nx77si/RTty/flpjQQzs5yMKNakr94qIv/bF1DVqhn ysqO8ZIuwZZ3Q8VYf71n9RUd+qqSMAjU9Czg37OeFqqqRhk+sNXHHAKBGXVmzqMTv20V jnjbq42o+OBUrlac3GzOLMvvewWKWlXgnohD7e8l8QeR2l4FSS1t1lGUjZSi0XHWmT78 97DHH01UN9WpVTFZmsj4nafVkJjjp1QsusiS5UPn5il1l+FNEBbUZ5opATdQ3ELeqEnN DFu6kF5nncZWI5FJzQrc8eF8o5mNZFA1OTwRPFRTOuMu9hGokCwk+ARfSTxINvcC9uuJ aK0w== X-Gm-Message-State: AOAM532V04NUfUQaecWuFI/jkpggsbcyiBbLszhswqC7N2fjh3E8ERMS hZcTTXp1SCV7dC3Dtutc8X4= X-Google-Smtp-Source: ABdhPJyGwkHN3McjkUbI0OZyCz73W8o4tDadEvqVXsKTJyAxjMjPPID07jMxhTOkpzl6SFXdAr1pFw== X-Received: by 2002:a50:b2a3:: with SMTP id p32mr11048942edd.358.1613299679767; Sun, 14 Feb 2021 02:47:59 -0800 (PST) Received: from ubuntu-laptop (ip5f5bec65.dynamic.kabel-deutschland.de. [95.91.236.101]) by smtp.googlemail.com with ESMTPSA id u15sm826673edo.86.2021.02.14.02.47.58 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sun, 14 Feb 2021 02:47:59 -0800 (PST) Message-ID: <498eb3ad1a93fdebdfbd12f4146f7f59d0f80343.camel@gmail.com> Subject: Re: [PATCH V2 1/4] scsi: ufs: Add exception event tracepoint From: Bean Huo To: Adrian Hunter , "Martin K . Petersen" , "James E . J . Bottomley" Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, Alim Akhtar , Avri Altman , Can Guo , Stanley Chu Date: Sun, 14 Feb 2021 11:47:57 +0100 In-Reply-To: <20210209062437.6954-2-adrian.hunter@intel.com> References: <20210209062437.6954-1-adrian.hunter@intel.com> <20210209062437.6954-2-adrian.hunter@intel.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2021-02-09 at 08:24 +0200, Adrian Hunter wrote: > # cat /sys/kernel/debug/tracing/trace > # tracer: nop > # > # entries-in-buffer/entries-written: 3/3 #P:5 > # > # _-----=> irqs-off > # / _----=> need-resched > # | / _---=> hardirq/softirq > # || / _--=> preempt-depth > # ||| / delay > # TASK-PID CPU# |||| TIMESTAMP FUNCTION > # | | | |||| | | > kworker/2:2-173 [002] .... 731.486419: > ufshcd_exception_event: 0000:00:12.5: status 0x0 > kworker/2:2-173 [002] .... 732.608918: > ufshcd_exception_event: 0000:00:12.5: status 0x4 > kworker/2:2-173 [002] .... 732.609312: > ufshcd_exception_event: 0000:00:12.5: status 0x4 > > Signed-off-by: Adrian Hunter Reviewed-by: Bean Huo