[lkml]   [2009]   [Feb]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH] mm: remove zone->prev_prioriy
On Tue, 10 Feb 2009 19:57:01 +0900
MinChan Kim <> wrote:

> As you know, prev_priority is used as a measure of how much stress page reclaim.
> But now we doesn't need it due to split-lru's way.
> I think it would be better to remain why prev_priority isn't needed any more
> and how split-lru can replace prev_priority's role in changelog.
> In future, it help mm newbies understand change history, I think.

Yes, I'd be fascinated to see that explanation.

it was asserted that we intend to use prev_priority again in the future.

We discussed this back in November:
And I think that I still think that the VM got worse due to its (new)
failure to track previous state. IIRC, the response to that concern
was quite similar to handwavy waffling.

 \ /
  Last update: 2009-02-11 00:15    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean