On 12/17/21 18:12, Paul E. McKenney wrote:
On Fri, Dec 17, 2021 at 06:02:23PM +0100, Paolo Bonzini wrote:
On 12/17/21 17:45, Paul E. McKenney wrote:
On Fri, Dec 17, 2021 at 05:34:04PM +0100, Paolo Bonzini wrote:
On 12/17/21 17:07, Paul E. McKenney wrote:
rcu_note_context_switch() is a point-i
On 12/17/21 17:45, Paul E. McKenney wrote:
On Fri, Dec 17, 2021 at 05:34:04PM +0100, Paolo Bonzini wrote:
On 12/17/21 17:07, Paul E. McKenney wrote:
rcu_note_context_switch() is a point-in-time notification; it's not strictly
necessary, but it may improve performance a bit by avoiding unnecessa
On 12/17/21 17:07, Paul E. McKenney wrote:
rcu_note_context_switch() is a point-in-time notification; it's not strictly
necessary, but it may improve performance a bit by avoiding unnecessary IPIs
from the RCU subsystem.
There's no benefit from doing it when you're back from the guest, because a
On 12/17/21 15:38, Mark Rutland wrote:
For example kvm_guest_enter_irqoff() calls guest_enter_irq_off() which calls
vtime_account_guest_enter(), but kvm_guest_exit_irqoff() doesn't call
guest_exit_irq_off() and the call to vtime_account_guest_exit() is open-coded
elsewhere. Also, guest_enter_irq_
On 12/17/21 14:21, Mark Rutland wrote:
I'm not immediately sure what we*should* do here. What does x86 do for an IRQ
taken from a guest mode? I couldn't spot any handling of that case, but I'm not
familiar enough with the x86 exception model to know if I'm looking in the
right place.
ARM is mi
On Fri, Dec 17, 2021 at 03:15:29PM +0100, Nicolas Saenz Julienne wrote:
> On Fri, 2021-12-17 at 13:21 +, Mark Rutland wrote:
> > On Fri, Dec 17, 2021 at 12:51:57PM +0100, Nicolas Saenz Julienne wrote:
> > > Hi All,
> >
> > Hi,
> >
> > > arm64's guest entry code does the following:
> > >
> >
On Fri, Dec 17, 2021 at 12:51:57PM +0100, Nicolas Saenz Julienne wrote:
> Hi All,
Hi,
> arm64's guest entry code does the following:
>
> int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
> {
> [...]
>
> guest_enter_irqoff();
>
> ret = kvm_call_hyp_ret(__kvm_vcpu_run, vcpu);
Hi Shuuichirou,
Thank you for your feedback!
On 12/9/2021 3:10 AM, ishii.shuuic...@fujitsu.com wrote:
Hi, Tyler.
We would like to make a few comments.
-Original Message-
From: Tyler Baicar
Sent: Thursday, November 25, 2021 2:07 AM
To: patc...@amperecomputing.com; abdulha...@os.amper
Hi Mark,
Thank you for the initial feedback!
On 11/24/2021 1:51 PM, Mark Rutland wrote:
Hi,
I haven't looked at this in great detail, but I spotted a few issues
from an initial scan.
On Wed, Nov 24, 2021 at 12:07:07PM -0500, Tyler Baicar wrote:
Add support for parsing the ARM Error Source Ta
-Moved ACPI for ARM64 maintainers to "to:"
Hi Marc, Darren,
On 11/30/2021 11:41 AM, Darren Hart wrote:
On Tue, Nov 30, 2021 at 09:45:46AM +, Marc Zyngier wrote:
Hi Darren,
On Mon, 29 Nov 2021 20:39:23 +,
Darren Hart wrote:
On Wed, Nov 24, 2021 at 06:09:14PM +, Marc Zyngier wrote
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