Re: 2.5.73-mm2

From: William Lee Irwin III (
Date: Tue Jul 01 2003 - 06:08:58 EST

On Tue, 1 Jul 2003, William Lee Irwin III wrote:
>> Well, I was mostly looking for getting handed back 0 when lowmem is
>> empty; I actually did realize they didn't give entirely accurate counts
>> of free lowmem pages.

On Tue, Jul 01, 2003 at 12:08:03PM +0100, Hugh Dickins wrote:
> I'm not pleading for complete accuracy, but nr_free_buffer_pages()
> will never hand back 0 (if your system managed to boot).
> It's a static count of present_pages (adjusted), not of
> free pages. Or am I misreading nr_free_zone_pages()?

You're right. Wow, that's even more worse than I suspected.

-- wli
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