lkml.org 
[lkml]   [2008]   [Aug]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 0 of 4] Xen spinlock updates and performance measurements

* Jeremy Fitzhardinge <jeremy@goop.org> wrote:

> Hi Ingo,
>
> This series has some updates to Xen's spinlock implementation,
> including adding a set of performance measurements in debugfs.
>
> The series consists of:
> - correctly deal with a spinlock in an interrupt handler interrupting
> another spinlock spinning on a lock. [2.6.27 bugfix]
> - Add Xen debugfs support, including performance metrics for
> spinlocks, multicalls and mmu operations.
> - Allow interrupts to be enabled while spinning (blocking) for a lock
> - Measure time spinlocks spend blocked

applied to tip/x86/xen - thanks Jeremy.

Ingo


\
 
 \ /
  Last update: 2008-08-21 13:57    [W:0.120 / U:0.192 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site