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From: Stefan Strogin <s.strogin@partner.samsung.com>
To: Gioh Kim <gioh.kim@lge.com>, Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Michal Nazarewicz <mina86@mina86.com>,
	aneesh.kumar@linux.vnet.ibm.com,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Dmitry Safonov <d.safonov@partner.samsung.com>,
	Pintu Kumar <pintu.k@samsung.com>,
	Weijie Yang <weijie.yang@samsung.com>,
	Laura Abbott <lauraa@codeaurora.org>,
	SeongJae Park <sj38.park@gmail.com>, Hui Zhu <zhuhui@xiaomi.com>,
	Minchan Kim <minchan@kernel.org>,
	Dyasly Sergey <s.dyasly@samsung.com>,
	Vyacheslav Tyrtov <v.tyrtov@samsung.com>,
	gregory.0xf0@gmail.com, sasha.levin@oracle.com, pavel@ucw.cz,
	stefan.strogin@gmail.com
Subject: Re: [PATCH 0/4] mm: cma: add some debug information for CMA
Date: Mon, 16 Feb 2015 22:29:27 +0300	[thread overview]
Message-ID: <54E24517.6040108@partner.samsung.com> (raw)
In-Reply-To: <54DEFBF4.40206@lge.com>

Hello Gioh,

Thank you for your answer.

On 14/02/15 10:40, Gioh Kim wrote:
>>
>> If this tracer is justifiable, I think that making it conditional is
>> better than just enabling always on CONFIG_CMA_DEBUGFS. Some users
>> don't want to this feature although they enable CONFIG_CMA_DEBUGFS.
>>
>> Thanks.
>>
> 
> Hello,
> 
> Thanks for your work. It must be helpful to me.
> 
> What about add another option to activate stack-trace?
> In my platform I know all devices using cma area, so I usually don't
> need stack-trace.
> 

So Joonsoo suggests to add an option for buffer list, and you suggest to
add another in addition to the first one (and also add CONFIG_STACKTRACE
to dependences) right?

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WARNING: multiple messages have this Message-ID (diff)
From: Stefan Strogin <s.strogin@partner.samsung.com>
To: Gioh Kim <gioh.kim@lge.com>, Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Marek Szyprowski <m.szyprowski@samsung.com>,
	Michal Nazarewicz <mina86@mina86.com>,
	aneesh.kumar@linux.vnet.ibm.com,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Dmitry Safonov <d.safonov@partner.samsung.com>,
	Pintu Kumar <pintu.k@samsung.com>,
	Weijie Yang <weijie.yang@samsung.com>,
	Laura Abbott <lauraa@codeaurora.org>,
	SeongJae Park <sj38.park@gmail.com>, Hui Zhu <zhuhui@xiaomi.com>,
	Minchan Kim <minchan@kernel.org>,
	Dyasly Sergey <s.dyasly@samsung.com>,
	Vyacheslav Tyrtov <v.tyrtov@samsung.com>,
	gregory.0xf0@gmail.com, sasha.levin@oracle.com, pavel@ucw.cz,
	stefan.strogin@gmail.com
Subject: Re: [PATCH 0/4] mm: cma: add some debug information for CMA
Date: Mon, 16 Feb 2015 22:29:27 +0300	[thread overview]
Message-ID: <54E24517.6040108@partner.samsung.com> (raw)
In-Reply-To: <54DEFBF4.40206@lge.com>

Hello Gioh,

Thank you for your answer.

On 14/02/15 10:40, Gioh Kim wrote:
>>
>> If this tracer is justifiable, I think that making it conditional is
>> better than just enabling always on CONFIG_CMA_DEBUGFS. Some users
>> don't want to this feature although they enable CONFIG_CMA_DEBUGFS.
>>
>> Thanks.
>>
> 
> Hello,
> 
> Thanks for your work. It must be helpful to me.
> 
> What about add another option to activate stack-trace?
> In my platform I know all devices using cma area, so I usually don't
> need stack-trace.
> 

So Joonsoo suggests to add an option for buffer list, and you suggest to
add another in addition to the first one (and also add CONFIG_STACKTRACE
to dependences) right?

  reply	other threads:[~2015-02-16 19:29 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-12 22:15 [PATCH 0/4] mm: cma: add some debug information for CMA Stefan Strogin
2015-02-12 22:15 ` Stefan Strogin
2015-02-12 22:15 ` [PATCH 1/4] mm: cma: add currently allocated CMA buffers list to debugfs Stefan Strogin
2015-02-12 22:15   ` Stefan Strogin
2015-02-13  3:10   ` Joonsoo Kim
2015-02-13  3:10     ` Joonsoo Kim
2015-02-16 19:15     ` Stefan Strogin
2015-02-16 19:15       ` Stefan Strogin
2015-02-16 19:19     ` Stefan Strogin
2015-02-16 19:19       ` Stefan Strogin
2015-02-13  3:16   ` Joonsoo Kim
2015-02-13  3:16     ` Joonsoo Kim
2015-02-18 10:06     ` Stefan Strogin
2015-02-18 10:06       ` Stefan Strogin
2015-02-13 14:18   ` SeongJae Park
2015-02-13 14:18     ` SeongJae Park
2015-02-16 19:25     ` Stefan Strogin
2015-02-16 19:25       ` Stefan Strogin
2015-02-12 22:15 ` [PATCH 2/4] mm: cma: add functions to get region pages counters Stefan Strogin
2015-02-12 22:15   ` Stefan Strogin
2015-02-13  3:11   ` Joonsoo Kim
2015-02-13  3:11     ` Joonsoo Kim
2015-02-14  7:32   ` Gioh Kim
2015-02-14  7:32     ` Gioh Kim
2015-02-18 13:12     ` Safonov Dmitry
2015-02-18 13:12       ` Safonov Dmitry
2015-02-12 22:15 ` [PATCH 3/4] mm: cma: add number of pages to debug message in cma_release() Stefan Strogin
2015-02-12 22:15   ` Stefan Strogin
2015-02-12 22:15 ` [PATCH 4/4] mm: cma: add trace events to debug physically-contiguous memory allocations Stefan Strogin
2015-02-12 22:15   ` Stefan Strogin
2015-02-13  3:03 ` [PATCH 0/4] mm: cma: add some debug information for CMA Joonsoo Kim
2015-02-13  3:03   ` Joonsoo Kim
2015-02-14  7:40   ` Gioh Kim
2015-02-14  7:40     ` Gioh Kim
2015-02-16 19:29     ` Stefan Strogin [this message]
2015-02-16 19:29       ` Stefan Strogin
2015-02-22 23:29       ` Gioh Kim
2015-02-22 23:29         ` Gioh Kim
2015-02-16 18:53   ` Stefan Strogin
2015-02-16 18:53     ` Stefan Strogin

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