From: Stefan Strogin <s.strogin@partner.samsung.com>
To: Pavel Machek <pavel@ucw.cz>, Minchan Kim <minchan@kernel.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
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>,
Dyasly Sergey <s.dyasly@samsung.com>,
Vyacheslav Tyrtov <v.tyrtov@samsung.com>,
s.strogin@partner.samsung.com
Subject: Re: [PATCH 0/3] mm: cma: /proc/cmainfo
Date: Thu, 22 Jan 2015 18:44:06 +0300 [thread overview]
Message-ID: <54C11AC6.7090706@partner.samsung.com> (raw)
In-Reply-To: <20150102051111.GC4873@amd>
Hello Pavel,
On 02/01/15 08:11, Pavel Machek wrote:
> On Mon 2014-12-29 11:36:39, Minchan Kim wrote:
>> Hello,
>>
>> On Fri, Dec 26, 2014 at 05:39:01PM +0300, Stefan I. Strogin wrote:
>>> Hello all,
>>>
>>> Here is a patch set that adds /proc/cmainfo.
>>>
>>> When compiled with CONFIG_CMA_DEBUG /proc/cmainfo will contain information
>>> about about total, used, maximum free contiguous chunk and all currently
>>> allocated contiguous buffers in CMA regions. The information about allocated
>>> CMA buffers includes pid, comm, allocation latency and stacktrace at the
>>> moment of allocation.
> We should not add new non-process related files in
> /proc. So... NAK. Should this go to debugfs instead?
As you say, I'll move it to debugfs and also split it by CMA region.
Something like: /sys/kernel/debug/cma/*/allocated
Thanks.
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prev parent reply other threads:[~2015-01-22 15:44 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-26 14:39 Stefan I. Strogin
2014-12-26 14:39 ` [PATCH 1/3] stacktrace: add seq_print_stack_trace() Stefan I. Strogin
2014-12-27 7:04 ` SeongJae Park
2014-12-26 14:39 ` [PATCH 2/3] mm: cma: introduce /proc/cmainfo Stefan I. Strogin
2014-12-26 16:02 ` Michal Nazarewicz
2014-12-29 14:09 ` Stefan Strogin
2014-12-29 17:26 ` Michal Nazarewicz
2014-12-31 1:14 ` Gioh Kim
2015-01-23 12:32 ` Stefan Strogin
2014-12-29 21:11 ` Laura Abbott
2015-01-21 14:18 ` Stefan Strogin
2014-12-30 4:38 ` Joonsoo Kim
2015-01-22 15:35 ` Stefan Strogin
2015-01-23 6:35 ` Joonsoo Kim
2014-12-26 14:39 ` [PATCH 3/3] cma: add functions to get region pages counters Stefan I. Strogin
2014-12-26 16:10 ` Michal Nazarewicz
2014-12-27 7:18 ` SeongJae Park
2014-12-29 5:56 ` Safonov Dmitry
2014-12-29 14:12 ` Stefan Strogin
2014-12-30 2:26 ` Joonsoo Kim
2014-12-30 14:41 ` Michal Nazarewicz
2014-12-30 14:46 ` Safonov Dmitry
2014-12-29 2:36 ` [PATCH 0/3] mm: cma: /proc/cmainfo Minchan Kim
2014-12-29 19:52 ` Laura Abbott
2014-12-30 4:47 ` Minchan Kim
2014-12-30 22:00 ` Laura Abbott
2014-12-31 0:25 ` Minchan Kim
2015-01-21 13:52 ` Stefan Strogin
2015-01-23 6:33 ` Joonsoo Kim
2014-12-31 0:58 ` Gioh Kim
2014-12-31 2:18 ` Minchan Kim
2014-12-31 2:45 ` Gioh Kim
2014-12-31 6:47 ` Namhyung Kim
2014-12-31 7:32 ` Minchan Kim
2015-01-09 14:19 ` Steven Rostedt
2015-01-09 14:35 ` Steven Rostedt
2015-01-13 2:27 ` Minchan Kim
2015-01-02 5:11 ` Pavel Machek
2015-01-22 15:44 ` Stefan Strogin [this message]
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