Hi Mathieu,
On 2020-06-09 20:57, Mathieu Poirier wrote:
On Mon, 8 Jun 2020 at 08:07, Sai Prakash Ranjan
wrote:
Hi Mathieu, Mike
On 2020-06-04 12:57, Sai Prakash Ranjan wrote:
>
[...]
>>
>> Robin has a point - user space is long gone at this time. As such the
>> first
>> question to ask is
On Mon, 8 Jun 2020 at 08:07, Sai Prakash Ranjan
wrote:
>
> Hi Mathieu, Mike
>
> On 2020-06-04 12:57, Sai Prakash Ranjan wrote:
> >
>
> [...]
>
> >>
> >> Robin has a point - user space is long gone at this time. As such the
> >> first
> >> question to ask is what kind of CS session was running at
Hi Mathieu, Mike
On 2020-06-04 12:57, Sai Prakash Ranjan wrote:
[...]
Robin has a point - user space is long gone at this time. As such the
first
question to ask is what kind of CS session was running at the time the
system
was shutting down. Was it a perf session of a sysfs session?
Hi Mathieu,
+Will
On 2020-06-03 23:14, Mathieu Poirier wrote:
On Wed, Jun 03, 2020 at 02:34:10PM +0100, Robin Murphy wrote:
On 2020-06-03 14:22, Mike Leach wrote:
> Hi Sai,
>
> On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
> wrote:
> >
> > Hi Mike,
> >
> > On 2020-06-03 16:57, Mike Leach wr
On Wed, Jun 03, 2020 at 02:34:10PM +0100, Robin Murphy wrote:
> On 2020-06-03 14:22, Mike Leach wrote:
> > Hi Sai,
> >
> > On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
> > wrote:
> > >
> > > Hi Mike,
> > >
> > > On 2020-06-03 16:57, Mike Leach wrote:
> > > > Hi,
> > > >
> > > > On Wed, 3 Ju
Hi Mike,
On 2020-06-03 19:21, Mike Leach wrote:
Hi,
On Wed, 3 Jun 2020 at 14:34, Robin Murphy wrote:
On 2020-06-03 14:22, Mike Leach wrote:
> Hi Sai,
>
> On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
> wrote:
>>
>> Hi Mike,
>>
>> On 2020-06-03 16:57, Mike Leach wrote:
>>> Hi,
>>>
>>> On
Hi Robin,
On 2020-06-03 19:10, Robin Murphy wrote:
On 2020-06-03 13:26, Sai Prakash Ranjan wrote:
Hi Robin,
On 2020-06-03 17:51, Robin Murphy wrote:
On 2020-06-03 13:00, Sai Prakash Ranjan wrote:
Hi Robin, Mathieu
On 2020-06-03 17:07, Robin Murphy wrote:
On 2020-06-01 22:28, Mathieu Poirie
Hi,
On Wed, 3 Jun 2020 at 14:34, Robin Murphy wrote:
>
> On 2020-06-03 14:22, Mike Leach wrote:
> > Hi Sai,
> >
> > On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
> > wrote:
> >>
> >> Hi Mike,
> >>
> >> On 2020-06-03 16:57, Mike Leach wrote:
> >>> Hi,
> >>>
> >>> On Wed, 3 Jun 2020 at 11:24, S
Hi Mike,
On 2020-06-03 19:04, Robin Murphy wrote:
On 2020-06-03 14:22, Mike Leach wrote:
Hi Sai,
On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
wrote:
Hi Mike,
On 2020-06-03 16:57, Mike Leach wrote:
Hi,
On Wed, 3 Jun 2020 at 11:24, Sai Prakash Ranjan
wrote:
Hi Mike,
Thanks again for
On 2020-06-03 13:26, Sai Prakash Ranjan wrote:
Hi Robin,
On 2020-06-03 17:51, Robin Murphy wrote:
On 2020-06-03 13:00, Sai Prakash Ranjan wrote:
Hi Robin, Mathieu
On 2020-06-03 17:07, Robin Murphy wrote:
On 2020-06-01 22:28, Mathieu Poirier wrote:
That being said I'm sure that dependencies o
On 2020-06-03 14:22, Mike Leach wrote:
Hi Sai,
On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
wrote:
Hi Mike,
On 2020-06-03 16:57, Mike Leach wrote:
Hi,
On Wed, 3 Jun 2020 at 11:24, Sai Prakash Ranjan
wrote:
Hi Mike,
Thanks again for looking at this.
On 2020-06-03 03:42, Mike Leach w
Hi Sai,
On Wed, 3 Jun 2020 at 13:14, Sai Prakash Ranjan
wrote:
>
> Hi Mike,
>
> On 2020-06-03 16:57, Mike Leach wrote:
> > Hi,
> >
> > On Wed, 3 Jun 2020 at 11:24, Sai Prakash Ranjan
> > wrote:
> >>
> >> Hi Mike,
> >>
> >> Thanks again for looking at this.
> >>
> >> On 2020-06-03 03:42, Mike Lea
Hi Robin,
On 2020-06-03 17:51, Robin Murphy wrote:
On 2020-06-03 13:00, Sai Prakash Ranjan wrote:
Hi Robin, Mathieu
On 2020-06-03 17:07, Robin Murphy wrote:
On 2020-06-01 22:28, Mathieu Poirier wrote:
That being said I'm sure that dependencies on an IOMMU isn't a
problem confined
to coresigh
On 2020-06-03 13:00, Sai Prakash Ranjan wrote:
Hi Robin, Mathieu
On 2020-06-03 17:07, Robin Murphy wrote:
On 2020-06-01 22:28, Mathieu Poirier wrote:
That being said I'm sure that dependencies on an IOMMU isn't a
problem confined
to coresight. I am adding Robin Murphy, who added this commit [1
Hi Mike,
On 2020-06-03 16:57, Mike Leach wrote:
Hi,
On Wed, 3 Jun 2020 at 11:24, Sai Prakash Ranjan
wrote:
Hi Mike,
Thanks again for looking at this.
On 2020-06-03 03:42, Mike Leach wrote:
[...]
>>
>> SMMU/IOMMU won't be able to do much here as it is the client's
>> responsiblity to
>> pr
Hi Robin, Mathieu
On 2020-06-03 17:07, Robin Murphy wrote:
On 2020-06-01 22:28, Mathieu Poirier wrote:
That being said I'm sure that dependencies on an IOMMU isn't a problem
confined
to coresight. I am adding Robin Murphy, who added this commit [1], to
the thread
in the hope that he can provi
On 2020-06-01 22:28, Mathieu Poirier wrote:
That being said I'm sure that dependencies on an IOMMU isn't a problem confined
to coresight. I am adding Robin Murphy, who added this commit [1], to the thread
in the hope that he can provide guidance on the right way to do this.
Right, it's not spec
Hi,
On Wed, 3 Jun 2020 at 11:24, Sai Prakash Ranjan
wrote:
>
> Hi Mike,
>
> Thanks again for looking at this.
>
> On 2020-06-03 03:42, Mike Leach wrote:
> [...]
>
> >>
> >> SMMU/IOMMU won't be able to do much here as it is the client's
> >> responsiblity to
> >> properly shutdown and SMMU device
Hi Mike,
Thanks again for looking at this.
On 2020-06-03 03:42, Mike Leach wrote:
[...]
SMMU/IOMMU won't be able to do much here as it is the client's
responsiblity to
properly shutdown and SMMU device link just makes sure that
SMMU(supplier) shutdown is
called only after its consumers shutdo
Hi Sai,
On Tue, 2 Jun 2020 at 08:30, Sai Prakash Ranjan
wrote:
>
> Hi Mathieu,
>
> Thanks for taking your time for review.
>
> On 2020-06-02 02:58, Mathieu Poirier wrote:
> > Hi Sai,
> >
> > On top of the comments already privided by Mike, I have the following:
> >
> > On Mon, Jun 01, 2020 at 01:
Hi Mathieu,
Thanks for taking your time for review.
On 2020-06-02 02:58, Mathieu Poirier wrote:
Hi Sai,
On top of the comments already privided by Mike, I have the following:
On Mon, Jun 01, 2020 at 01:32:26PM +0530, Sai Prakash Ranjan wrote:
Implement a shutdown callback to ensure ETR/ETF h
Hi Sai,
On top of the comments already privided by Mike, I have the following:
On Mon, Jun 01, 2020 at 01:32:26PM +0530, Sai Prakash Ranjan wrote:
> Implement a shutdown callback to ensure ETR/ETF hardware is
> properly shutdown in reboot/shutdown path. This is required
> for ETR/ETF which has SM
Hi Mike,
Thanks for the review.
On 2020-06-01 19:05, Mike Leach wrote:
Hi,
On Mon, 1 Jun 2020 at 09:02, Sai Prakash Ranjan
wrote:
Implement a shutdown callback to ensure ETR/ETF hardware is
properly shutdown in reboot/shutdown path. This is required
for ETR/ETF which has SMMU address transl
Hi,
On Mon, 1 Jun 2020 at 09:02, Sai Prakash Ranjan
wrote:
>
> Implement a shutdown callback to ensure ETR/ETF hardware is
> properly shutdown in reboot/shutdown path. This is required
> for ETR/ETF which has SMMU address translation enabled like
> on SC7180 SoC and few others. If the hardware is
Implement a shutdown callback to ensure ETR/ETF hardware is
properly shutdown in reboot/shutdown path. This is required
for ETR/ETF which has SMMU address translation enabled like
on SC7180 SoC and few others. If the hardware is still accessing
memory after SMMU translation is disabled as part of S
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