lkml.org 
[lkml]   [2010]   [Dec]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] VMware balloon: stop locking pages when hypervisor tells us enough
On Fri, 3 Dec 2010 08:52:26 -0800
Dmitry Torokhov <dtor@vmware.com> wrote:

> When hypervisor decides to decrease target balloon size while the
> balloon driver tries to lock pages hypervisor may respond with
> VMW_BALLOON_PPN_NOTNEEDED. Use this data and immediately stop reserving
> pages and wait for the next update cycle to fetch new target instead
> of continuing trying to lock pages until size of refused list grows
> above VMW_BALLOON_MAX_REFUSED (16) pages.

OK, but ... why? What is the externally visible effect of this change?


\
 
 \ /
  Last update: 2010-12-08 02:15    [W:0.071 / U:0.152 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site