On Mon, 2012-04-16 at 17:17 +0300, Gleb Natapov wrote:
> Should I resend the patch with removal of exit_idle() call or it will
> be removed by a patch that removes exit_idle() completely later?
>
I think we can do the latter, once we decided what to do with that stuff
we can clean it up/remove it
On Mon, Apr 16, 2012 at 03:27:20PM +0200, Peter Zijlstra wrote:
> On Mon, 2012-04-16 at 15:18 +0200, Peter Zijlstra wrote:
> > On Mon, 2012-04-16 at 16:08 +0300, Gleb Natapov wrote:
> > > On Mon, Apr 16, 2012 at 03:05:48PM +0200, Peter Zijlstra wrote:
> > > > On Mon, 2012-04-16 at 15:58 +0300, Gleb
On Mon, 2012-04-16 at 15:18 +0200, Peter Zijlstra wrote:
> On Mon, 2012-04-16 at 16:08 +0300, Gleb Natapov wrote:
> > On Mon, Apr 16, 2012 at 03:05:48PM +0200, Peter Zijlstra wrote:
> > > On Mon, 2012-04-16 at 15:58 +0300, Gleb Natapov wrote:
> > > > - rcu_irq_enter();
> > > > +
On Mon, 2012-04-16 at 16:08 +0300, Gleb Natapov wrote:
> On Mon, Apr 16, 2012 at 03:05:48PM +0200, Peter Zijlstra wrote:
> > On Mon, 2012-04-16 at 15:58 +0300, Gleb Natapov wrote:
> > > - rcu_irq_enter();
> > > + irq_enter();
> > > exit_idle();
> >
> >
On Mon, Apr 16, 2012 at 03:05:48PM +0200, Peter Zijlstra wrote:
> On Mon, 2012-04-16 at 15:58 +0300, Gleb Natapov wrote:
> > - rcu_irq_enter();
> > + irq_enter();
> > exit_idle();
>
> Do we really need the exit_idle()? I can't remember other interrupt
>
On Mon, 2012-04-16 at 15:58 +0300, Gleb Natapov wrote:
> - rcu_irq_enter();
> + irq_enter();
> exit_idle();
Do we really need the exit_idle()? I can't remember other interrupt
handlers doing that.
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On Mon, Apr 16, 2012 at 01:28:55PM +0300, Gleb Natapov wrote:
> On Sat, Apr 14, 2012 at 11:44:53AM +0200, Peter Zijlstra wrote:
> > On Wed, 2012-04-04 at 15:30 +0300, Gleb Natapov wrote:
> > >
> > > @@ -253,7 +254,10 @@ do_async_page_fault(struct pt_regs *regs, unsigned
> > > long error_code)
>
On Sat, Apr 14, 2012 at 11:44:53AM +0200, Peter Zijlstra wrote:
> On Wed, 2012-04-04 at 15:30 +0300, Gleb Natapov wrote:
> >
> > @@ -253,7 +254,10 @@ do_async_page_fault(struct pt_regs *regs, unsigned
> > long error_code)
> > kvm_async_pf_task_wait((u32)read_cr2());
> > b
On Wed, 2012-04-04 at 15:30 +0300, Gleb Natapov wrote:
>
> @@ -253,7 +254,10 @@ do_async_page_fault(struct pt_regs *regs, unsigned long
> error_code)
> kvm_async_pf_task_wait((u32)read_cr2());
> break;
> case KVM_PV_REASON_PAGE_READY:
> + rcu_irq_ent
On 04/04/2012 03:30 PM, Gleb Natapov wrote:
> On Tue, Apr 03, 2012 at 01:52:26PM +0300, Gleb Natapov wrote:
> > On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
> > > Hi all,
> > >
> > > I got the spew at the bottom of the mail in a KVM guest using the KVM
> > > tools and running trin
On Wed, Apr 4, 2012 at 2:30 PM, Gleb Natapov wrote:
> On Tue, Apr 03, 2012 at 01:52:26PM +0300, Gleb Natapov wrote:
>> On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
>> > Hi all,
>> >
>> > I got the spew at the bottom of the mail in a KVM guest using the KVM
>> > tools and running t
On Wed, Apr 04, 2012 at 07:04:16AM -0700, Paul E. McKenney wrote:
> On Wed, Apr 04, 2012 at 03:30:33PM +0300, Gleb Natapov wrote:
> > On Tue, Apr 03, 2012 at 01:52:26PM +0300, Gleb Natapov wrote:
> > > On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
> > > > Hi all,
> > > >
> > > > I g
On Wed, Apr 04, 2012 at 03:30:33PM +0300, Gleb Natapov wrote:
> On Tue, Apr 03, 2012 at 01:52:26PM +0300, Gleb Natapov wrote:
> > On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
> > > Hi all,
> > >
> > > I got the spew at the bottom of the mail in a KVM guest using the KVM
> > > tool
On Tue, Apr 03, 2012 at 01:52:26PM +0300, Gleb Natapov wrote:
> On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
> > Hi all,
> >
> > I got the spew at the bottom of the mail in a KVM guest using the KVM tools
> > and running trinity.
> >
> > I'm not quite sure how default_idle manage
On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
> Hi all,
>
> I got the spew at the bottom of the mail in a KVM guest using the KVM tools
> and running trinity.
>
> I'm not quite sure how default_idle managed to trigger a pagefault, so that
> part looks odd to me.
Wrapping the off
On Mon, Apr 02, 2012 at 08:54:32PM -0400, Sasha Levin wrote:
> Hi all,
>
> I got the spew at the bottom of the mail in a KVM guest using the KVM tools
> and running trinity.
>
> I'm not quite sure how default_idle managed to trigger a pagefault, so that
> part looks odd to me.
>
This is not re
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