From: Pekka Enberg <penberg@cs.helsinki.fi>
To: Li Zefan <lizf@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Christoph Lameter <cl@linux-foundation.org>,
Steven Rostedt <rostedt@goodmis.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro>
Subject: Re: [PATCH 1/2] tracing: Define kmem_cache_alloc_notrace ifdef CONFIG_TRACING
Date: Fri, 11 Dec 2009 10:06:18 +0200 [thread overview]
Message-ID: <4B21FD7A.9010006@cs.helsinki.fi> (raw)
In-Reply-To: <4B21F89A.7000801@cn.fujitsu.com>
Li Zefan kirjoitti:
> Define kmem_trace_alloc_{,node}_notrace() if CONFIG_TRACING is
> enabled, otherwise perf-kmem will show wrong stats ifndef
> CONFIG_KMEM_TRACE, because a kmalloc() memory allocation may
> be traced by both trace_kmalloc() and trace_kmem_cache_alloc().
>
> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Reviewed-by: Pekka Enberg <penberg@cs.helsinki.fi>
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next prev parent reply other threads:[~2009-12-11 8:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-11 7:45 Li Zefan
2009-12-11 7:45 ` [PATCH 2/2] tracing: Fix no callsite ifndef CONFIG_KMEMTRACE Li Zefan
2009-12-11 8:55 ` [tip:perf/urgent] tracing, slab: " tip-bot for Li Zefan
2009-12-11 7:56 ` [PATCH 1/2] tracing: Define kmem_cache_alloc_notrace ifdef CONFIG_TRACING Ingo Molnar
2009-12-11 8:06 ` Pekka Enberg [this message]
2009-12-11 8:55 ` [tip:perf/urgent] tracing, slab: " tip-bot for Li Zefan
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