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[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