From: Steven Rostedt <rostedt@goodmis.org>
To: Xie XiuQi <xiexiuqi@huawei.com>
Cc: n-horiguchi@ah.jp.nec.com, mingo@redhat.com,
akpm@linux-foundation.org, kirill.shutemov@linux.intel.com,
koct9i@gmail.com, hpa@linux.intel.com, hannes@cmpxchg.org,
iamjoonsoo.kim@lge.com, luto@amacapital.net, nasa4836@gmail.com,
gong.chen@linux.intel.com, bhelgaas@google.com, bp@suse.de,
tony.luck@intel.com, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, jingle.chen@huawei.com
Subject: Re: [PATCH v4 3/3] tracing: add trace event for memory-failure
Date: Mon, 20 Apr 2015 15:53:48 -0400 [thread overview]
Message-ID: <20150420155348.71ab777c@gandalf.local.home> (raw)
In-Reply-To: <1429519480-11687-4-git-send-email-xiexiuqi@huawei.com>
On Mon, 20 Apr 2015 16:44:40 +0800
Xie XiuQi <xiexiuqi@huawei.com> wrote:
> RAS user space tools like rasdaemon which base on trace event, could
> receive mce error event, but no memory recovery result event. So, I
> want to add this event to make this scenario complete.
>
> This patch add a event at ras group for memory-failure.
>
> The output like below:
> # tracer: nop
> #
> # entries-in-buffer/entries-written: 2/2 #P:24
> #
> # _-----=> irqs-off
> # / _----=> need-resched
> # | / _---=> hardirq/softirq
> # || / _--=> preempt-depth
> # ||| / delay
> # TASK-PID CPU# |||| TIMESTAMP FUNCTION
> # | | | |||| | |
> mce-inject-13150 [001] .... 277.019359: memory_failure_event: pfn 0x19869: recovery action for free buddy page: Delayed
>
> Cc: Tony Luck <tony.luck@intel.com>
> Cc: Steven Rostedt <rostedt@goodmis.org>
> Signed-off-by: Xie XiuQi <xiexiuqi@huawei.com>
Looks good to me.
Acked-by: Steven Rostedt <rostedt@goodmis.org>
-- Steve
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next prev parent reply other threads:[~2015-04-20 19:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-20 8:44 [PATCH v4 0/3] " Xie XiuQi
2015-04-20 8:44 ` [PATCH v4 1/3] memory-failure: export page_type and action result Xie XiuQi
2015-05-07 0:48 ` Naoya Horiguchi
2015-04-20 8:44 ` [PATCH v4 2/3] memory-failure: change type of action_result's param 3 to enum Xie XiuQi
2015-05-07 0:08 ` Naoya Horiguchi
2015-04-20 8:44 ` [PATCH v4 3/3] tracing: add trace event for memory-failure Xie XiuQi
2015-04-20 19:53 ` Steven Rostedt [this message]
2015-05-07 0:55 ` Naoya Horiguchi
2015-05-07 2:25 ` Steven Rostedt
2015-05-07 6:01 ` Xie XiuQi
2015-04-29 11:14 ` [PATCH v4 0/3] " Xie XiuQi
2015-05-07 1:12 ` Naoya Horiguchi
2015-05-07 2:17 ` Steven Rostedt
2015-05-07 5:57 ` Xie XiuQi
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