linux-kernel - Re: [PATCH] fs/debugfs: add get/set for atomic

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Message-ID: <CADAEsF9GBp15EGDahzx6j=h1nP2D3o66urpu_oZV_gJuZkpMZA@mail.gmail.com>
Date:	Fri, 12 Dec 2014 06:50:54 +0800
From:	Ganesh Mahendran <opensource.ganesh@...il.com>
To:	Greg KH <gregkh@...uxfoundation.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] fs/debugfs: add get/set for atomic_long types

Hello Greg:

2014-12-11 22:45 GMT+08:00 Greg KH <gregkh@...uxfoundation.org>:
> On Thu, Dec 11, 2014 at 08:47:10PM +0800, Ganesh Mahendran wrote:
>> debugfs currently can not create attributes that set/get
>> atomic_long_t values.
>>
>> This patch adds support for this through a new
>> debugfs_create_atomic_long_t() function.
>>
>> Signed-off-by: Ganesh Mahendran <opensource.ganesh@...il.com>
>> ---
>>  fs/debugfs/file.c       |   45 +++++++++++++++++++++++++++++++++++++++++++++
>>  include/linux/debugfs.h |    2 ++
>>  2 files changed, 47 insertions(+)
>
> Do you have kernel code that depends on this?

Currently there is no code that is depending on this.
I found there is not a debugfs API to get/set atomic_long_t when I was debuging
mm/zsmalloc. So I sent this patch.

>
> It's the middle of the merge window, so this will have to wait until
> after 3.19-rc1, ok?

It is OK. It is not an urgent patch.
Thanks so much!

>
> thanks,
>
> greg k-h
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