linux-kernel - Re: [PATCH] proc: task_mmu: show page size in /proc/<pid>/numa

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Message-ID: <54970B49.3070104@linux.intel.com>
Date:	Sun, 21 Dec 2014 10:02:49 -0800
From:	Dave Hansen <dave.hansen@...ux.intel.com>
To:	Rafael Aquini <aquini@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>
CC:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	oleg@...hat.com, rientjes@...gle.com, linux-mm@...ck.org
Subject: Re: [PATCH] proc: task_mmu: show page size in /proc/<pid>/numa_maps

On 12/20/2014 11:44 AM, Rafael Aquini wrote:
>> > 
>> > It would be simpler to include this unconditionally.  Otherwise you
>> > are forcing everybody parsing the file and trying to run calculations
>> > of it to check for its presence, and then have them fall back and get
>> > the value from somewhere else if not.
> I'm fine either way, it makes the change even simpler. Also, if we
> decide to get rid of page_size != PAGE_SIZE condition I believe we can 
> also get rid of that "huge" hint being conditionally printed out too.

That would break existing users of the "huge" flag.  That makes it out
of the question, right?

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