On Thu, Mar 14, 2019 at 12:44:06PM +, Kazlauskas, Nicholas wrote:
> On 3/14/19 5:50 AM, Daniel Vetter wrote:
> > On Wed, Mar 13, 2019 at 05:41:52PM +, Kazlauskas, Nicholas wrote:
> >> On 3/13/19 1:33 PM, Michel Dänzer wrote:
> >>> On 2019-03-13 5:16 p.m., Kazlauskas, Nicholas wrote:
>
On Thu, Mar 14, 2019 at 10:52:08AM +0100, John Ogness wrote:
> On 2019-03-14, John Ogness wrote:
> > On 2019-03-14, Daniel Vetter wrote:
> >> That's why we came up with the trylock + immediate bail out design if
> >> that fails. Plus really only render the oops int whatever is the
> >> current di
On 2019-03-14, John Ogness wrote:
> On 2019-03-14, Daniel Vetter wrote:
>> That's why we came up with the trylock + immediate bail out design if
>> that fails. Plus really only render the oops int whatever is the
>> current display buffer, so that we don't have to do any hw
>> programming at all.
On 2019-03-14, Daniel Vetter wrote:
> That's why we came up with the trylock + immediate bail out design if
> that fails. Plus really only render the oops int whatever is the
> current display buffer, so that we don't have to do any hw programming
> at all.
I think this is your best option. The r
On 3/14/19 5:50 AM, Daniel Vetter wrote:
> On Wed, Mar 13, 2019 at 05:41:52PM +, Kazlauskas, Nicholas wrote:
>> On 3/13/19 1:33 PM, Michel Dänzer wrote:
>>> On 2019-03-13 5:16 p.m., Kazlauskas, Nicholas wrote:
On 3/13/19 11:54 AM, Christian König wrote:
> Am 13.03.19 um 16:38 schrieb M
On Wed, Mar 13, 2019 at 05:41:52PM +, Kazlauskas, Nicholas wrote:
> On 3/13/19 1:33 PM, Michel Dänzer wrote:
> > On 2019-03-13 5:16 p.m., Kazlauskas, Nicholas wrote:
> >> On 3/13/19 11:54 AM, Christian König wrote:
> >>> Am 13.03.19 um 16:38 schrieb Michel Dänzer:
> On 2019-03-13 2:37 p.m.
On Wed, Mar 13, 2019 at 04:54:50PM +0100, Christian König wrote:
> Am 13.03.19 um 16:38 schrieb Michel Dänzer:
> > On 2019-03-13 2:37 p.m., Christian König wrote:
> > > Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
> > > > On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel Dänzer wrote:
> > > > > On 20
On Thu, Mar 14, 2019 at 05:45:32AM +0100, Ahmed S. Darwish wrote:
> Hi,
>
> On Wed, Mar 13, 2019 at 09:35:05AM +0100, Daniel Vetter wrote:
> > On Tue, Mar 12, 2019 at 11:13:03PM +0100, Ahmed S. Darwish wrote:
> > > On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
> > > > Den 11.03.2
On Thu, Mar 14, 2019 at 03:51:13AM +0100, Ahmed S. Darwish wrote:
>
> [[ Adding Sebastian, who is quite experienced in intricate
>locking situations due to daily PREEMPT_RT work.. ]]
>
> On Wed, Mar 13, 2019 at 09:37:10AM +0100, Daniel Vetter wrote:
> > On Wed, Mar 13, 2019 at 08:49:17AM +010
Hi,
On Wed, Mar 13, 2019 at 09:35:05AM +0100, Daniel Vetter wrote:
> On Tue, Mar 12, 2019 at 11:13:03PM +0100, Ahmed S. Darwish wrote:
> > On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
> > > Den 11.03.2019 20.23, skrev Daniel Vetter:
[……]
> > > >
> > > > class_for_each_device use
[[ Adding Sebastian, who is quite experienced in intricate
locking situations due to daily PREEMPT_RT work.. ]]
On Wed, Mar 13, 2019 at 09:37:10AM +0100, Daniel Vetter wrote:
> On Wed, Mar 13, 2019 at 08:49:17AM +0100, John Ogness wrote:
> > On 2019-03-12, Ahmed S. Darwish wrote:
> > > On Wed
Am 13.03.19 um 18:33 schrieb Michel Dänzer:
> [SNIP]
>>> Copy how? Using a GPU engine?
>> CPU maybe? Though I suppose that won't work if the buffer isn't CPU
>> accesible :/
> Well we do have a debug path for accessing invisible memory with the
> CPU.
>
> E.g. three regi
On 3/13/19 1:33 PM, Michel Dänzer wrote:
> On 2019-03-13 5:16 p.m., Kazlauskas, Nicholas wrote:
>> On 3/13/19 11:54 AM, Christian König wrote:
>>> Am 13.03.19 um 16:38 schrieb Michel Dänzer:
On 2019-03-13 2:37 p.m., Christian König wrote:
> Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
>
On 2019-03-13 5:16 p.m., Kazlauskas, Nicholas wrote:
> On 3/13/19 11:54 AM, Christian König wrote:
>> Am 13.03.19 um 16:38 schrieb Michel Dänzer:
>>> On 2019-03-13 2:37 p.m., Christian König wrote:
Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
> On Wed, Mar 13, 2019 at 10:35:08AM +0100, Mich
Am 13.03.19 um 17:16 schrieb Kazlauskas, Nicholas:
> On 3/13/19 11:54 AM, Christian König wrote:
>> Am 13.03.19 um 16:38 schrieb Michel Dänzer:
>>> On 2019-03-13 2:37 p.m., Christian König wrote:
Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
> On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel
On 3/13/19 11:54 AM, Christian König wrote:
> Am 13.03.19 um 16:38 schrieb Michel Dänzer:
>> On 2019-03-13 2:37 p.m., Christian König wrote:
>>> Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel Dänzer wrote:
> On 2019-03-12 6:15 p.m., Noralf Trøn
Am 13.03.19 um 16:38 schrieb Michel Dänzer:
On 2019-03-13 2:37 p.m., Christian König wrote:
Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel Dänzer wrote:
On 2019-03-12 6:15 p.m., Noralf Trønnes wrote:
Den 12.03.2019 17.17, skrev Ville Syrjälä:
On
On 2019-03-13 2:37 p.m., Christian König wrote:
> Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
>> On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel Dänzer wrote:
>>> On 2019-03-12 6:15 p.m., Noralf Trønnes wrote:
Den 12.03.2019 17.17, skrev Ville Syrjälä:
> On Tue, Mar 12, 2019 at 11:47
Am 13.03.19 um 14:31 schrieb Ville Syrjälä:
On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel Dänzer wrote:
On 2019-03-12 6:15 p.m., Noralf Trønnes wrote:
Den 12.03.2019 17.17, skrev Ville Syrjälä:
On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
On 2019-03-11 6:42 p.m., Noralf
On Wed, Mar 13, 2019 at 10:35:08AM +0100, Michel Dänzer wrote:
> On 2019-03-12 6:15 p.m., Noralf Trønnes wrote:
> >
> >
> > Den 12.03.2019 17.17, skrev Ville Syrjälä:
> >> On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
> >>> On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
> Th
Den 12.03.2019 23.13, skrev Ahmed S. Darwish:
> Hi,
>
> [[ CCing John for the trylock parts ]]
>
> On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
>>
>>
>> Den 11.03.2019 20.23, skrev Daniel Vetter:
>>> On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
This ad
On 2019-03-12 6:15 p.m., Noralf Trønnes wrote:
>
>
> Den 12.03.2019 17.17, skrev Ville Syrjälä:
>> On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
>>> On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
This adds support for outputting kernel messages on panic().
A kernel mess
On 2019-03-12, Ahmed S. Darwish wrote:
+
+static void drm_panic_kmsg_dump(struct kmsg_dumper *dumper,
+ enum kmsg_dump_reason reason)
+{
+ class_for_each_device(drm_class, NULL, dumper, drm_panic_dev_iter);
>>>
>>> class_for_each_device uses klist
Hi,
[[ CCing John for the trylock parts ]]
On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
>
>
> Den 11.03.2019 20.23, skrev Daniel Vetter:
> > On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
> >> This adds support for outputting kernel messages on panic().
> >> A
On Tue, Mar 12, 2019 at 08:02:56PM +0200, Ville Syrjälä wrote:
> On Tue, Mar 12, 2019 at 06:37:57PM +0100, Noralf Trønnes wrote:
> >
> >
> > Den 12.03.2019 18.25, skrev Ville Syrjälä:
> > > On Tue, Mar 12, 2019 at 06:15:24PM +0100, Noralf Trønnes wrote:
> > >>
> > >>
> > >> Den 12.03.2019 17.17,
On Wed, Mar 13, 2019 at 08:49:17AM +0100, John Ogness wrote:
> On 2019-03-12, Ahmed S. Darwish wrote:
> +
> +static void drm_panic_kmsg_dump(struct kmsg_dumper *dumper,
> +enum kmsg_dump_reason reason)
> +{
> +class_for_each_device(d
On Tue, Mar 12, 2019 at 11:13:03PM +0100, Ahmed S. Darwish wrote:
> Hi,
>
> [[ CCing John for the trylock parts ]]
>
> On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
> >
> >
> > Den 11.03.2019 20.23, skrev Daniel Vetter:
> > > On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trøn
Am 12.03.19 um 19:02 schrieb Ville Syrjälä:
On Tue, Mar 12, 2019 at 06:37:57PM +0100, Noralf Trønnes wrote:
Den 12.03.2019 18.25, skrev Ville Syrjälä:
On Tue, Mar 12, 2019 at 06:15:24PM +0100, Noralf Trønnes wrote:
Den 12.03.2019 17.17, skrev Ville Syrjälä:
On Tue, Mar 12, 2019 at 11:47:04A
Hi,
[[ CCing John for the trylock parts ]]
On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
>
> Den 11.03.2019 20.23, skrev Daniel Vetter:
> > On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
> >> This adds support for outputting kernel messages on panic().
> >> A ke
Hi,
On Tue, Mar 12, 2019 at 11:58:10AM +0100, Daniel Vetter wrote:
> On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
> >
> >
> > Den 11.03.2019 20.23, skrev Daniel Vetter:
> > > On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
[...]
> > >> +}
> > >> +
> > >> +static
On Tue, Mar 12, 2019 at 06:37:57PM +0100, Noralf Trønnes wrote:
>
>
> Den 12.03.2019 18.25, skrev Ville Syrjälä:
> > On Tue, Mar 12, 2019 at 06:15:24PM +0100, Noralf Trønnes wrote:
> >>
> >>
> >> Den 12.03.2019 17.17, skrev Ville Syrjälä:
> >>> On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dän
Den 12.03.2019 18.37, skrev Noralf Trønnes:
>
>
> Den 12.03.2019 18.25, skrev Ville Syrjälä:
>> On Tue, Mar 12, 2019 at 06:15:24PM +0100, Noralf Trønnes wrote:
>>>
>>>
>>> Den 12.03.2019 17.17, skrev Ville Syrjälä:
On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
> On 201
Den 12.03.2019 18.25, skrev Ville Syrjälä:
> On Tue, Mar 12, 2019 at 06:15:24PM +0100, Noralf Trønnes wrote:
>>
>>
>> Den 12.03.2019 17.17, skrev Ville Syrjälä:
>>> On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
> This adds s
On Tue, Mar 12, 2019 at 06:15:24PM +0100, Noralf Trønnes wrote:
>
>
> Den 12.03.2019 17.17, skrev Ville Syrjälä:
> > On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
> >> On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
> >>> This adds support for outputting kernel messages on panic()
Den 12.03.2019 17.17, skrev Ville Syrjälä:
> On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
>> On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
>>> This adds support for outputting kernel messages on panic().
>>> A kernel message dumper is used to dump the log. The dumper iterates
>
On Tue, Mar 12, 2019 at 11:47:04AM +0100, Michel Dänzer wrote:
> On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
> > This adds support for outputting kernel messages on panic().
> > A kernel message dumper is used to dump the log. The dumper iterates
> > over each DRM device and it's crtc's to find
Den 12.03.2019 11.58, skrev Daniel Vetter:
> On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
>>
>>
>> Den 11.03.2019 20.23, skrev Daniel Vetter:
>>> On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
This adds support for outputting kernel messages on panic().
>>
On Mon, Mar 11, 2019 at 11:33:15PM +0100, Noralf Trønnes wrote:
>
>
> Den 11.03.2019 20.23, skrev Daniel Vetter:
> > On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
> >> This adds support for outputting kernel messages on panic().
> >> A kernel message dumper is used to dump the l
On 2019-03-11 6:42 p.m., Noralf Trønnes wrote:
> This adds support for outputting kernel messages on panic().
> A kernel message dumper is used to dump the log. The dumper iterates
> over each DRM device and it's crtc's to find suitable framebuffers.
>
> All the other dumpers are run before this o
On Tue, Mar 12, 2019 at 10:53:20AM +0100, Daniel Vetter wrote:
> On Mon, Mar 11, 2019 at 11:40:36PM +0100, Noralf Trønnes wrote:
> >
> >
> > Den 11.03.2019 20.29, skrev Daniel Vetter:
> > > On Mon, Mar 11, 2019 at 08:23:38PM +0100, Daniel Vetter wrote:
> > >> On Mon, Mar 11, 2019 at 06:42:16PM +0
On Mon, Mar 11, 2019 at 11:40:36PM +0100, Noralf Trønnes wrote:
>
>
> Den 11.03.2019 20.29, skrev Daniel Vetter:
> > On Mon, Mar 11, 2019 at 08:23:38PM +0100, Daniel Vetter wrote:
> >> On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
> >>> This adds support for outputting kernel me
Den 11.03.2019 20.29, skrev Daniel Vetter:
> On Mon, Mar 11, 2019 at 08:23:38PM +0100, Daniel Vetter wrote:
>> On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
>>> This adds support for outputting kernel messages on panic().
>>> A kernel message dumper is used to dump the log. The
Den 11.03.2019 20.23, skrev Daniel Vetter:
> On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
>> This adds support for outputting kernel messages on panic().
>> A kernel message dumper is used to dump the log. The dumper iterates
>> over each DRM device and it's crtc's to find suit
Hi Noralf.
Nice!
> +++ b/drivers/gpu/drm/drm_panic.c
> @@ -0,0 +1,363 @@
> +// SPDX-License-Identifier: GPL-2.0
> +// Copyright 2018 Noralf Trønnes
> +
> +#include
> +#include
> +#include
> +#include
> +#include
> +#include
> +#include
> +
> +#include
> +#include
> +#include
> +#include
On Mon, Mar 11, 2019 at 08:23:38PM +0100, Daniel Vetter wrote:
> On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
> > This adds support for outputting kernel messages on panic().
> > A kernel message dumper is used to dump the log. The dumper iterates
> > over each DRM device and it'
On Mon, Mar 11, 2019 at 06:42:16PM +0100, Noralf Trønnes wrote:
> This adds support for outputting kernel messages on panic().
> A kernel message dumper is used to dump the log. The dumper iterates
> over each DRM device and it's crtc's to find suitable framebuffers.
>
> All the other dumpers are
This adds support for outputting kernel messages on panic().
A kernel message dumper is used to dump the log. The dumper iterates
over each DRM device and it's crtc's to find suitable framebuffers.
All the other dumpers are run before this one except mtdoops.
Only atomic drivers are supported.
Si
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