lkml.org 
[lkml]   [2000]   [Sep]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: the new VM

On Mon, 25 Sep 2000, Andrea Arcangeli wrote:

<snip>

> I talked with Alexey about this and it seems the best way is to have a
> per-socket reservation of clean cache in function of the receive window. So we
> don't need an huge atomic pool but we can have a special lru with an irq
> spinlock that is able to shrink cache from irq as well.

In the current 2.4 VM code, there is a kernel thread called
"kreclaimd".

This thread keeps freeing pages from the inactive clean list when needed
(when zone->free_pages < zone->pages_low), making them available for
atomic allocations.

Do you consider pages_low pages as a "huge atomic pool" ?

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:38    [W:0.169 / U:1.152 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site