Re: [PATCHv2 5/9] debugfs: add get/set for atomic types
From: Seth Jennings
Date: Mon Jan 07 2013 - 15:42:07 EST
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
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.
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