Re: [PATCH v6 2/4] x86/ldt: Make modify_ldt synchronous

2015-07-30 Thread Andy Lutomirski
On Thu, Jul 30, 2015 at 3:50 PM, Andrew Cooper
 wrote:
> On 30/07/2015 22:31, Andy Lutomirski wrote:
>> Note to -stable maintainers: by itself, this patch makes a
>> pre-existing Xen bug much easier to trigger; on a 32-bit Xen guest,
>> the new ldt_gdt selftest is likely to OOPS.  Even without this
>> patch, the test can OOPS, but it's much less likely to happen.  The
>> Xen maintainers should have a fix for that issue shortly.
>
> All Xen issues should be fixed by patch 1 now.
>

Whoops, right.  That paragraph in the changelog can be deleted.

> ~Andrew



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Andy Lutomirski
AMA Capital Management, LLC
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Re: [PATCH v6 2/4] x86/ldt: Make modify_ldt synchronous

2015-07-30 Thread Andrew Cooper
On 30/07/2015 22:31, Andy Lutomirski wrote:
> Note to -stable maintainers: by itself, this patch makes a
> pre-existing Xen bug much easier to trigger; on a 32-bit Xen guest,
> the new ldt_gdt selftest is likely to OOPS.  Even without this
> patch, the test can OOPS, but it's much less likely to happen.  The
> Xen maintainers should have a fix for that issue shortly.

All Xen issues should be fixed by patch 1 now.

~Andrew
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Re: [PATCH v6 2/4] x86/ldt: Make modify_ldt synchronous

2015-07-30 Thread Andrew Cooper
On 30/07/2015 22:31, Andy Lutomirski wrote:
 Note to -stable maintainers: by itself, this patch makes a
 pre-existing Xen bug much easier to trigger; on a 32-bit Xen guest,
 the new ldt_gdt selftest is likely to OOPS.  Even without this
 patch, the test can OOPS, but it's much less likely to happen.  The
 Xen maintainers should have a fix for that issue shortly.

All Xen issues should be fixed by patch 1 now.

~Andrew
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Re: [PATCH v6 2/4] x86/ldt: Make modify_ldt synchronous

2015-07-30 Thread Andy Lutomirski
On Thu, Jul 30, 2015 at 3:50 PM, Andrew Cooper
andrew.coop...@citrix.com wrote:
 On 30/07/2015 22:31, Andy Lutomirski wrote:
 Note to -stable maintainers: by itself, this patch makes a
 pre-existing Xen bug much easier to trigger; on a 32-bit Xen guest,
 the new ldt_gdt selftest is likely to OOPS.  Even without this
 patch, the test can OOPS, but it's much less likely to happen.  The
 Xen maintainers should have a fix for that issue shortly.

 All Xen issues should be fixed by patch 1 now.


Whoops, right.  That paragraph in the changelog can be deleted.

 ~Andrew



-- 
Andy Lutomirski
AMA Capital Management, LLC
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