'Ian
> Jackson' ; 'Stefano Stabellini'
> ; 'Volodymyr
> Babchuk'
> Subject: Re: [PATCH for-4.14 v3] x86/tlb: fix assisted flush usage
>
> On Fri, Jun 26, 2020 at 02:58:21PM +0100, Julien Grall wrote:
> > On 26/06/2020 14:21, Paul Durrant wrote:
>
gt;> To: Roger Pau Monné ; p...@xen.org; Andrew Cooper
>>>>
>>>> Cc: Julien Grall ; xen-devel@lists.xenproject.org; Wei Liu
>>>> ; George Dunlap
>>>> ; Ian Jackson ;
>>>> Stefano Stabellini
>>>> ; Volodymyr Babchuk
>>&
t; > >
> > > Cc: Julien Grall ; xen-devel@lists.xenproject.org; Wei
> > > Liu ; George Dunlap
> > > ; Ian Jackson ;
> > > Stefano Stabellini
> > > ; Volodymyr Babchuk
> > > Subject: Re: [PATCH for-4.14 v3] x86/tlb: fix assisted flush usa
Babchuk
Subject: Re: [PATCH for-4.14 v3] x86/tlb: fix assisted flush usage
On 26.06.2020 12:07, Roger Pau Monné wrote:
On Fri, Jun 26, 2020 at 10:38:11AM +0100, Julien Grall wrote:
Hi Roger,
Sorry I didn't manage to answer to your question before you sent v3.
On 25/06/2020 12:30, Roger Pau
Babchuk
> Subject: Re: [PATCH for-4.14 v3] x86/tlb: fix assisted flush usage
>
> On 26.06.2020 12:07, Roger Pau Monné wrote:
> > On Fri, Jun 26, 2020 at 10:38:11AM +0100, Julien Grall wrote:
> >> Hi Roger,
> >>
> >> Sorry I didn't manage to answer
On 26.06.2020 12:07, Roger Pau Monné wrote:
> On Fri, Jun 26, 2020 at 10:38:11AM +0100, Julien Grall wrote:
>> Hi Roger,
>>
>> Sorry I didn't manage to answer to your question before you sent v3.
>>
>> On 25/06/2020 12:30, Roger Pau Monne wrote:
>>> diff --git a/xen/include/asm-arm/flushtlb.h b/xen
On Fri, Jun 26, 2020 at 10:38:11AM +0100, Julien Grall wrote:
> Hi Roger,
>
> Sorry I didn't manage to answer to your question before you sent v3.
>
> On 25/06/2020 12:30, Roger Pau Monne wrote:
> > diff --git a/xen/include/asm-arm/flushtlb.h b/xen/include/asm-arm/flushtlb.h
> > index ab1aae5c90.
Hi Roger,
Sorry I didn't manage to answer to your question before you sent v3.
On 25/06/2020 12:30, Roger Pau Monne wrote:
diff --git a/xen/include/asm-arm/flushtlb.h b/xen/include/asm-arm/flushtlb.h
index ab1aae5c90..7ae0543885 100644
--- a/xen/include/asm-arm/flushtlb.h
+++ b/xen/include/asm-
Commit e9aca9470ed86 introduced a regression when avoiding sending
IPIs for certain flush operations. Xen page fault handler
(spurious_page_fault) relies on blocking interrupts in order to
prevent handling TLB flush IPIs and thus preventing other CPUs from
removing page tables pages. Switching to a
