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From: Seth Jennings <sjenning@linux.vnet.ibm.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	devel@driverdev.osuosl.org,
	Dan Magenheimer <dan.magenheimer@oracle.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
	linux-kernel@vger.kernel.org, Rik van Riel <riel@redhat.com>,
	Larry Woodman <lwoodman@redhat.com>,
	linux-mm@kvack.org, Minchan Kim <minchan@kernel.org>,
	Mel Gorman <mgorman@suse.de>,
	Robert Jennings <rcj@linux.vnet.ibm.com>,
	Johannes Weiner <jweiner@redhat.com>,
	Nitin Gupta <ngupta@vflare.org>,
	Jenifer Hopper <jhopper@us.ibm.com>
Subject: Re: [PATCHv2 5/9] debugfs: add get/set for atomic types
Date: Fri, 25 Jan 2013 10:45:04 -0600	[thread overview]
Message-ID: <5102B690.4090503@linux.vnet.ibm.com> (raw)
In-Reply-To: <50EB32FB.30802@linux.vnet.ibm.com>

On 01/07/2013 02:41 PM, Seth Jennings wrote:
> On 01/07/2013 02:32 PM, Greg Kroah-Hartman wrote:
>> On Mon, Jan 07, 2013 at 02:24:36PM -0600, Seth Jennings wrote:
>>> debugfs currently lack the ability to create attributes
>>> that set/get atomic_t values.
>>
>> I hate to ask, but why would you ever want to do such a thing?
> 
> There are a few atomic_t statistics in zswap that are valuable to have
> in the debugfs attributes.  Rather than have non-atomic mirrors of all
> of them, as is done in zcache right now (see
> drivers/staging/ramster/zcache-main.c:131), I thought this to be a
> cleaner solution.
> 
> Granted, I personally have no use for the setting part; only the
> getting part.  I only included the setting operations to keep the
> balance and conform with the rest of the debugfs implementation.

Greg, I never did get your ack or rejection here.  Are you ok with
this patch?

Thanks,
Seth

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WARNING: multiple messages have this Message-ID (diff)
From: Seth Jennings <sjenning@linux.vnet.ibm.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	devel@driverdev.osuosl.org,
	Dan Magenheimer <dan.magenheimer@oracle.com>,
	Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
	linux-kernel@vger.kernel.org, Rik van Riel <riel@redhat.com>,
	Larry Woodman <lwoodman@redhat.com>,
	linux-mm@kvack.org, Minchan Kim <minchan@kernel.org>,
	Mel Gorman <mgorman@suse.de>,
	Robert Jennings <rcj@linux.vnet.ibm.com>,
	Johannes Weiner <jweiner@redhat.com>,
	Nitin Gupta <ngupta@vflare.org>,
	Jenifer Hopper <jhopper@us.ibm.com>
Subject: Re: [PATCHv2 5/9] debugfs: add get/set for atomic types
Date: Fri, 25 Jan 2013 10:45:04 -0600	[thread overview]
Message-ID: <5102B690.4090503@linux.vnet.ibm.com> (raw)
In-Reply-To: <50EB32FB.30802@linux.vnet.ibm.com>

On 01/07/2013 02:41 PM, Seth Jennings wrote:
> On 01/07/2013 02:32 PM, Greg Kroah-Hartman wrote:
>> On Mon, Jan 07, 2013 at 02:24:36PM -0600, Seth Jennings wrote:
>>> debugfs currently lack the ability to create attributes
>>> that set/get atomic_t values.
>>
>> I hate to ask, but why would you ever want to do such a thing?
> 
> There are a few atomic_t statistics in zswap that are valuable to have
> in the debugfs attributes.  Rather than have non-atomic mirrors of all
> of them, as is done in zcache right now (see
> drivers/staging/ramster/zcache-main.c:131), I thought this to be a
> cleaner solution.
> 
> Granted, I personally have no use for the setting part; only the
> getting part.  I only included the setting operations to keep the
> balance and conform with the rest of the debugfs implementation.

Greg, I never did get your ack or rejection here.  Are you ok with
this patch?

Thanks,
Seth


  reply	other threads:[~2013-01-25 16:45 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-07 20:24 [PATCHv2 0/9] zswap: compressed swap caching Seth Jennings
2013-01-07 20:24 ` Seth Jennings
2013-01-07 20:24 ` [PATCHv2 1/9] staging: zsmalloc: add gfp flags to zs_create_pool Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-25  0:08   ` Nitin Gupta
2013-01-25  0:08     ` Nitin Gupta
2013-01-25  1:33   ` Minchan Kim
2013-01-25  1:33     ` Minchan Kim
2013-01-25 15:07     ` Seth Jennings
2013-01-25 15:07       ` Seth Jennings
2013-01-25 15:56       ` Dan Magenheimer
2013-01-25 15:56         ` Dan Magenheimer
2013-01-28  2:59         ` Minchan Kim
2013-01-28  2:59           ` Minchan Kim
2013-01-30 16:11           ` Konrad Rzeszutek Wilk
2013-01-30 16:11             ` Konrad Rzeszutek Wilk
2013-01-31  5:21             ` Minchan Kim
2013-01-31  5:21               ` Minchan Kim
2013-01-25 21:26   ` Rik van Riel
2013-01-25 21:26     ` Rik van Riel
2013-01-07 20:24 ` [PATCHv2 2/9] staging: zsmalloc: remove unsed pool name Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-25  0:09   ` Nitin Gupta
2013-01-25  0:09     ` Nitin Gupta
2013-01-25 21:50   ` Rik van Riel
2013-01-25 21:50     ` Rik van Riel
2013-01-07 20:24 ` [PATCHv2 3/9] staging: zsmalloc: add page alloc/free callbacks Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-25  0:11   ` Nitin Gupta
2013-01-25  0:11     ` Nitin Gupta
2013-01-25 21:55   ` Rik van Riel
2013-01-25 21:55     ` Rik van Riel
2013-01-07 20:24 ` [PATCHv2 4/9] staging: zsmalloc: make CLASS_DELTA relative to PAGE_SIZE Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-25  0:17   ` Nitin Gupta
2013-01-25  0:17     ` Nitin Gupta
2013-01-25 16:38     ` Seth Jennings
2013-01-25 16:38       ` Seth Jennings
2013-01-07 20:24 ` [PATCHv2 5/9] debugfs: add get/set for atomic types Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-07 20:32   ` Greg Kroah-Hartman
2013-01-07 20:32     ` Greg Kroah-Hartman
2013-01-07 20:41     ` Seth Jennings
2013-01-07 20:41       ` Seth Jennings
2013-01-25 16:45       ` Seth Jennings [this message]
2013-01-25 16:45         ` Seth Jennings
2013-01-25 21:35         ` Greg Kroah-Hartman
2013-01-25 21:35           ` Greg Kroah-Hartman
2013-01-07 20:24 ` [PATCHv2 6/9] zsmalloc: promote to lib/ Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-28  4:01   ` Minchan Kim
2013-01-28  4:01     ` Minchan Kim
2013-01-28  4:32     ` Minchan Kim
2013-01-28  4:32       ` Minchan Kim
2013-01-28 17:41       ` Seth Jennings
2013-01-28 17:41         ` Seth Jennings
2013-01-07 20:24 ` [PATCHv2 7/9] mm: break up swap_writepage() for frontswap backends Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-28  4:22   ` Minchan Kim
2013-01-28  4:22     ` Minchan Kim
2013-01-28 17:26     ` Seth Jennings
2013-01-28 17:26       ` Seth Jennings
2013-01-28 23:46       ` Minchan Kim
2013-01-28 23:46         ` Minchan Kim
2013-01-07 20:24 ` [PATCHv2 8/9] zswap: add to mm/ Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-08 17:15   ` Dave Hansen
2013-01-08 17:15     ` Dave Hansen
2013-01-08 17:54     ` Dan Magenheimer
2013-01-08 17:54       ` Dan Magenheimer
2013-01-25 22:44   ` Rik van Riel
2013-01-25 22:44     ` Rik van Riel
2013-01-25 23:15     ` Dan Magenheimer
2013-01-25 23:15       ` Dan Magenheimer
2013-01-28 15:27     ` Seth Jennings
2013-01-28 15:27       ` Seth Jennings
2013-01-29 10:21       ` Lord Glauber Costa of Sealand
2013-01-29 10:21         ` Lord Glauber Costa of Sealand
2013-02-07 16:13         ` Seth Jennings
2013-02-07 16:13           ` Seth Jennings
2013-02-11 19:13           ` Dan Magenheimer
2013-02-11 19:13             ` Dan Magenheimer
2013-01-07 20:24 ` [PATCHv2 9/9] zswap: add documentation Seth Jennings
2013-01-07 20:24   ` Seth Jennings
2013-01-22 18:10 ` [PATCHv2 0/9] zswap: compressed swap caching Seth Jennings
2013-01-22 18:10   ` Seth Jennings

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