Hello Dario,
On 13.08.19 17:45, Dario Faggioli wrote:
What do you mean with "Yet its scheduling is very implementation
dependant"?
The freertos provides an interface to its scheduling internals like
`vTaskSwitchContext` and `xTaskIncrementTick()`, which should be called by the
platform-spec
On Thu, 2019-08-08 at 17:07 +0300, Andrii Anisov wrote:
> On 06.08.19 16:09, Andrii Anisov wrote:
> > p.p.s. I'm looking through freertos as well to get wider look on
> > the available approaches
>
> OK, basically Free-RTOS does not account the IRQ time separately. Yet
> its scheduling is very imp
On 06.08.19 16:09, Andrii Anisov wrote:
p.p.s. I'm looking through freertos as well to get wider look on the available
approaches
OK, basically Free-RTOS does not account the IRQ time separately. Yet its
scheduling is very implementation dependent.
Any ideas about other open-source examples
Hello Dario,
Please see my comments below:
On 03.08.19 03:55, Dario Faggioli wrote:
On Fri, 2019-08-02 at 16:07 +0300, Andrii Anisov wrote:
On 02.08.19 12:15, Julien Grall wrote:
From the list below it is not clear what is the split between
hypervisor time and guest time. See some of the ex
On Fri, 2019-08-02 at 14:49 +0100, Julien Grall wrote:
> /!\/!\/!\
>
> I am not a scheduler expert so my view maybe be wrong. Dario feel
> free to
> correct me :).
>
> /!\/!\/!\
>
:-)
> On 02/08/2019 14:07, Andrii Anisov wrote:
> > On 02.08.19 12:15, Julien Grall wrote:
> > > >
> > But the ti
On Fri, 2019-08-02 at 16:07 +0300, Andrii Anisov wrote:
> On 02.08.19 12:15, Julien Grall wrote:
> > From the list below it is not clear what is the split between
> > hypervisor time and guest time. See some of the examples below.
>
> I guess your question is *why* do I split hyp/guest time in su
Hi,
/!\/!\/!\
I am not a scheduler expert so my view maybe be wrong. Dario feel free to
correct me :).
/!\/!\/!\
On 02/08/2019 14:07, Andrii Anisov wrote:
On 02.08.19 12:15, Julien Grall wrote:
I can make such a list, how it is done in this series:
From the list below it is not clear
Hi Andrii,
On 02/08/2019 13:24, Andrii Anisov wrote:
On 02.08.19 12:03, Julien Grall wrote:
A fair amount of leave_hypervisor_tail() deal with the guest itself (i.e vGIC,
P2M...)
All that stuff is what hypervisor does for the guest. And does behind the
guest's back.
Please define "guest's
On 02.08.19 12:15, Julien Grall wrote:
I can make such a list, how it is done in this series:
From the list below it is not clear what is the split between hypervisor time
and guest time. See some of the examples below.
I guess your question is *why* do I split hyp/guest time in such a wa
On 02.08.19 12:03, Julien Grall wrote:
A fair amount of leave_hypervisor_tail() deal with the guest itself (i.e vGIC,
P2M...)
All that stuff is what hypervisor does for the guest. And does behind the
guest's back.
, so I think they should be accounted to the guest time.
This point is arg
Hi,
On 02/08/2019 08:50, Andrii Anisov wrote:
Hello Dario
On 01.08.19 14:19, Dario Faggioli wrote:
On Thu, 2019-08-01 at 09:45 +0300, Andrii Anisov wrote:
Hello Julien,
On 30.07.19 23:10, Julien Grall wrote:
In this series I think I need interrupts locked until I start
time accounting for
On 02/08/2019 09:28, Andrii Anisov wrote:
On 01.08.19 12:37, Julien Grall wrote:
Hi,
On 01/08/2019 07:45, Andrii Anisov wrote:
On 30.07.19 23:10, Julien Grall wrote:
In this series I think I need interrupts locked until I start time
accounting for hypervisor. Time accounting is started b
On 01.08.19 12:37, Julien Grall wrote:
Hi,
On 01/08/2019 07:45, Andrii Anisov wrote:
On 30.07.19 23:10, Julien Grall wrote:
In this series I think I need interrupts locked until I start time accounting
for hypervisor. Time accounting is started by `tacc_head()` function. I prefer
to have
Hello Dario
On 01.08.19 14:19, Dario Faggioli wrote:
On Thu, 2019-08-01 at 09:45 +0300, Andrii Anisov wrote:
Hello Julien,
On 30.07.19 23:10, Julien Grall wrote:
In this series I think I need interrupts locked until I start
time accounting for hypervisor. Time accounting is started by
`tacc_
On Thu, 2019-08-01 at 09:45 +0300, Andrii Anisov wrote:
> Hello Julien,
>
> On 30.07.19 23:10, Julien Grall wrote:
>
> > > In this series I think I need interrupts locked until I start
> > > time accounting for hypervisor. Time accounting is started by
> > > `tacc_head()` function. I prefer to ha
Hi,
On 01/08/2019 07:45, Andrii Anisov wrote:
On 30.07.19 23:10, Julien Grall wrote:
In this series I think I need interrupts locked until I start time accounting
for hypervisor. Time accounting is started by `tacc_head()` function. I
prefer to have it called from C, because it is more conven
Hello Julien,
On 30.07.19 23:10, Julien Grall wrote:
In this series I think I need interrupts locked until I start time accounting
for hypervisor. Time accounting is started by `tacc_head()` function. I prefer
to have it called from C, because it is more convenient and obvious for those
who
Hi Andrii,
On 7/30/19 6:35 PM, Andrii Anisov wrote:
On 26.07.19 13:48, Julien Grall wrote:
This is the 3rd time you send this patch... and still no proper
explanation why this is done nor the impact on keeping the interrupts
disabled longer than necessary.
I know it is the third time for thi
On 26.07.19 13:48, Julien Grall wrote:
This is the 3rd time you send this patch... and still no proper explanation why
this is done nor the impact on keeping the interrupts disabled longer than
necessary.
I know it is the third time for this patch. Yet it is in the RFC series again.
In this s
Hi,
On 26/07/2019 11:37, Andrii Anisov wrote:
From: Julien Grall
This makes function enter_hypervisor_head() being executed with
irqs locked.
This is the 3rd time you send this patch... and still no proper explanation why
this is done nor the impact on keeping the interrupts disabled longer
From: Julien Grall
This makes function enter_hypervisor_head() being executed with
irqs locked.
Signed-off-by: Julien Grall
[Andrii: add a justification commit message]
Signed-off-by: Andrii Anisov
---
xen/arch/arm/arm64/entry.S | 11 +--
xen/arch/arm/traps.c | 6 ++
2 file
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