On Tue, Aug 09, 2005 at 11:23:18AM +0200, Ingo Molnar wrote:
> mine are mostly technical arguments. I just also wanted to vent away
> this slowly gathering false notion of building 'interoperability', while
> the only apparent goal seems to be to maximize benefits to the closed
> hypervisors, wh
* Andrew Morton <[EMAIL PROTECTED]> wrote:
> > Furthermore, why should we hamper Xen by going to _any_ sort of
> > "formalized" hypervisor API, when we dont even know what we want, as Xen
> > is pretty much work in progress? And whatever Xen support is exported
> > from the kernel, it should b
* Zachary Amsden ([EMAIL PROTECTED]) wrote:
> Doesn't that require 16 pages per CPU? That seems excessive to impose
> on a native build. Perhaps we could get away with 1 page per CPU for
> the GDT on native boots and bump that up to 16 if compiling for a
> virtualized sub-architecture - i.e. m
> I like these patches. They greatly simplify a lot of the work I
> had anticipated was necessary for Xen. I.e. - LDT / GDT accessors
> are not needed for most updates, only updates to live descriptor
> table entries (for GDT this is TLS, LDT, TSS?, entries and there
> is 1 LDT update case).
Chris Wright wrote:
* Zachary Amsden ([EMAIL PROTECTED]) wrote:
Does Xen assume page aligned descriptor tables? I assume from this
Yes.
patch and snippets I have gathered from others, that is a yes, and other
things here imply that DT pages are not shadowed. If so, Xen itself
* Zachary Amsden ([EMAIL PROTECTED]) wrote:
> Does Xen assume page aligned descriptor tables? I assume from this
Yes.
> patch and snippets I have gathered from others, that is a yes, and other
> things here imply that DT pages are not shadowed. If so, Xen itself
> must have live segments in
Chris Wright wrote:
* Andrew Morton ([EMAIL PROTECTED]) wrote:
"Martin J. Bligh" <[EMAIL PROTECTED]> wrote:
xen_make_pages_readonly / xen_make_pages_writable ?
Well we don't want to assume "xen" at this stage. We're faced with a
choice at present: to make the linux->hypervisor
--Andrew Morton <[EMAIL PROTECTED]> wrote (on Sunday, August 07, 2005 17:41:29
-0700):
> "Martin J. Bligh" <[EMAIL PROTECTED]> wrote:
>>
>>
>>
>> --Chris Wright <[EMAIL PROTECTED]> wrote (on Sunday, August 07, 2005
>> 16:44:11 -0700):
>>
>> > * Martin J. Bligh ([EMAIL PROTECTED]) wrote:
>> >
* Andrew Morton ([EMAIL PROTECTED]) wrote:
> "Martin J. Bligh" <[EMAIL PROTECTED]> wrote:
> > xen_make_pages_readonly / xen_make_pages_writable ?
>
> Well we don't want to assume "xen" at this stage. We're faced with a
> choice at present: to make the linux->hypervisor interface be some
> xen-spe
"Martin J. Bligh" <[EMAIL PROTECTED]> wrote:
>
>
>
> --Chris Wright <[EMAIL PROTECTED]> wrote (on Sunday, August 07, 2005 16:44:11
> -0700):
>
> > * Martin J. Bligh ([EMAIL PROTECTED]) wrote:
> >> Starting on the work to merge xen cleanly as a subarch.
> >> Introduce make_pages_readonly and mak
On Sun, 2005-08-07 at 16:20 -0700, Martin J. Bligh wrote:
> Starting on the work to merge xen cleanly as a subarch.
> Introduce make_pages_readonly and make_pages_writable where appropriate
> for Xen, defined as a no-op on other subarches. Same for
> add_context_to_unpinned and del_context_from_
* Martin J. Bligh ([EMAIL PROTECTED]) wrote:
> You're welcome to suggest something else if you want, though it would
> have been easier if you'd done it the first time you saw this patch,
> not now. Going through this stuff multiple times is going to get very
> boring very fast.
Sorry, that's my f
--Chris Wright <[EMAIL PROTECTED]> wrote (on Sunday, August 07, 2005 16:44:11
-0700):
> * Martin J. Bligh ([EMAIL PROTECTED]) wrote:
>> Starting on the work to merge xen cleanly as a subarch.
>> Introduce make_pages_readonly and make_pages_writable where appropriate
>> for Xen, defined as a no
* Martin J. Bligh ([EMAIL PROTECTED]) wrote:
> Starting on the work to merge xen cleanly as a subarch.
> Introduce make_pages_readonly and make_pages_writable where appropriate
> for Xen, defined as a no-op on other subarches. Same for
Maybe this is a bad name, since make_pages_readonly/writable
Starting on the work to merge xen cleanly as a subarch.
Introduce make_pages_readonly and make_pages_writable where appropriate
for Xen, defined as a no-op on other subarches. Same for
add_context_to_unpinned and del_context_from_unpinned.
Abstract out install_ldt_entry().
This will do have no e
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