On Fri, Aug 22, 2008 at 09:56:16AM -0400, Jimi Xenidis wrote:
Sorry, I have not really been following this, I assume you are
replacing SPR accesses with load/stores that do not trap.
I believe thats fine for reading any SPR, but not true for modifying
some SPRs, particularly MSR.
IMHO you
On Aug 19, 2008, at 5:36 AM, [EMAIL PROTECTED] wrote:
From: Christian Ehrhardt [EMAIL PROTECTED]
Dependent on the already existing CONFIG_KVM_GUEST config option
this patch
changes wrteei to wrtee allowing the hypervisor to rewrite those to
nontrapping
instructions. Maybe we should split
Kumar Gala wrote:
On Aug 19, 2008, at 5:36 AM, [EMAIL PROTECTED] wrote:
From: Christian Ehrhardt [EMAIL PROTECTED]
Dependent on the already existing CONFIG_KVM_GUEST config option this
patch
changes wrteei to wrtee allowing the hypervisor to rewrite those to
nontrapping
instructions. Maybe
On Wed, 2008-08-20 at 14:53 +0200, Christian Ehrhardt wrote:
Arnd Bergmann wrote:
On Tuesday 19 August 2008, [EMAIL PROTECTED] wrote:
Dependent on the already existing CONFIG_KVM_GUEST config option
this patch
changes wrteei to wrtee allowing the hypervisor to rewrite those to
On Wed, 2008-08-20 at 14:52 -0400, Josh Boyer wrote:
On Wed, 2008-08-20 at 13:30 -0500, Hollis Blanchard wrote:
On Wed, 2008-08-20 at 14:53 +0200, Christian Ehrhardt wrote:
Arnd Bergmann wrote:
On Tuesday 19 August 2008, [EMAIL PROTECTED] wrote:
Dependent on the already
On Wed, 20 Aug 2008 14:06:51 -0500
Hollis Blanchard [EMAIL PROTECTED] wrote:
To be honest I unfortunately don't know how big the impact for
non-virtualized systems is. I would like to test it, but without
hardware performance counters on the core I have I'm not sure (yet)
how
On Tuesday 19 August 2008, [EMAIL PROTECTED] wrote:
Dependent on the already existing CONFIG_KVM_GUEST config option this patch
changes wrteei to wrtee allowing the hypervisor to rewrite those to
nontrapping
instructions. Maybe we should split the kvm guest otpimizations in two parts
one for