[lkml]   [2002]   [Sep]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] [PATCH] Include LRU in page count
On Monday 02 September 2002 01:08, Andrew Morton wrote:
> Daniel Phillips wrote:
> It would be great to make presence on the LRU contribute to page->count, because
> that would permit the removal of a ton of page_cache_get/release operations inside
> the LRU lock, perhaps doubling throughput in there.

It's pretty much done, it just needs some torture testing:

The handy /proc/mmstat ad hoc statistics are still in there. The patch supports
both zero and one-flavors of lru contribution to page count for the time being,
with the latter as the default.

> Guess I should get off my
> lazy butt and see what you've done (will you for heaven's sake go and buy an IDE
> disk and compile up a 2.5 kernel? :))

I was just thinking about that, time to go poke at the DAC960 again. Yes I do
remember Jens and Bill offered to help :-)

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:28    [W:0.088 / U:2.396 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site