On Wed, Dec 08, 2021 at 06:16:10AM +0100, jim.cro...@gmail.com wrote:
> are you planning to dust this patchset off and resubmit it ?
>
> Ive been playing with it and learning ftrace (decade+ late),
> I found your boot-line example very helpful as 1st steps
> (still havent even tried the filtering)
On Fri, Nov 12, 2021 at 4:49 AM Vincent Whitchurch
wrote:
>
> On Thu, Nov 11, 2021 at 03:02:04PM -0700, Jim Cromie wrote:
> > Dynamic-Debug can do 2nd exceedingly well:
> >
> > A- all work is behind jump-label's NOOP, zero off cost.
> > B- exact site selectivity, precisely the useful traffic.
> >
On Fri, Nov 19, 2021 at 11:46:31PM +0100, jim.cro...@gmail.com wrote:
> Vincent's code has the macro magic to define that event, which IIUC
> is what makes it controllable by ftrace, and therefore acceptable in
> principle to Steve.
> Would there be any reason to expand his set of 2 events into de
First off, let me reiterate that this feature would be invaluable as user-space
developers. It's often pretty difficult to figure out the cause of an EINVAL,
we have to ask users to follow complicated instructions [1] to grab DRM logs.
Then have to skim through several megabytes of logs to find the
On Mon, 22 Nov 2021 15:42:38 -0700
jim.cro...@gmail.com wrote:
> On Mon, Nov 22, 2021 at 2:02 AM Pekka Paalanen wrote:
> >
> > On Fri, 19 Nov 2021 11:21:36 -0500
> > Jason Baron wrote:
> >
> > > On 11/18/21 10:24 AM, Pekka Paalanen wrote:
> > > > On Thu, 18 Nov 2021 09:29:27 -0500
> > > > Ja
On Mon, Nov 22, 2021 at 2:02 AM Pekka Paalanen wrote:
>
> On Fri, 19 Nov 2021 11:21:36 -0500
> Jason Baron wrote:
>
> > On 11/18/21 10:24 AM, Pekka Paalanen wrote:
> > > On Thu, 18 Nov 2021 09:29:27 -0500
> > > Jason Baron wrote:
> > >
> > >> On 11/16/21 3:46 AM, Pekka Paalanen wrote:
> > >>> On
On Fri, 19 Nov 2021 11:21:36 -0500
Jason Baron wrote:
> On 11/18/21 10:24 AM, Pekka Paalanen wrote:
> > On Thu, 18 Nov 2021 09:29:27 -0500
> > Jason Baron wrote:
> >
> >> On 11/16/21 3:46 AM, Pekka Paalanen wrote:
> >>> On Fri, 12 Nov 2021 10:08:41 -0500
> >>> Jason Baron wrote:
> >>>
On Fri, 19 Nov 2021 15:46:31 -0700
jim.cro...@gmail.com wrote:
> > So I could see us supporting subsystem specific trace buffer output
> > via dynamic debug here. We could add new dev_debug() variants that
> > allow say a trace buffer to be supplied. So in that way subsystems
> > could 'opt-out'
On Fri, Nov 19, 2021 at 9:21 AM Jason Baron wrote:
>
>
>
> On 11/18/21 10:24 AM, Pekka Paalanen wrote:
> > On Thu, 18 Nov 2021 09:29:27 -0500
> > Jason Baron wrote:
> >
> >> On 11/16/21 3:46 AM, Pekka Paalanen wrote:
> >>> On Fri, 12 Nov 2021 10:08:41 -0500
> >>> Jason Baron wrote:
> >>>
>
On 11/18/21 10:24 AM, Pekka Paalanen wrote:
> On Thu, 18 Nov 2021 09:29:27 -0500
> Jason Baron wrote:
>
>> On 11/16/21 3:46 AM, Pekka Paalanen wrote:
>>> On Fri, 12 Nov 2021 10:08:41 -0500
>>> Jason Baron wrote:
>>>
On 11/12/21 6:49 AM, Vincent Whitchurch wrote:
> On Thu, Nov 11
On Thu, 18 Nov 2021 09:29:27 -0500
Jason Baron wrote:
> On 11/16/21 3:46 AM, Pekka Paalanen wrote:
> > On Fri, 12 Nov 2021 10:08:41 -0500
> > Jason Baron wrote:
> >
> >> On 11/12/21 6:49 AM, Vincent Whitchurch wrote:
> >>> On Thu, Nov 11, 2021 at 03:02:04PM -0700, Jim Cromie wrote:
> >>
On 11/16/21 3:46 AM, Pekka Paalanen wrote:
> On Fri, 12 Nov 2021 10:08:41 -0500
> Jason Baron wrote:
>
>> On 11/12/21 6:49 AM, Vincent Whitchurch wrote:
>>> On Thu, Nov 11, 2021 at 03:02:04PM -0700, Jim Cromie wrote:
Sean Paul proposed, in:
https://urldefense.com/v3/__https://patch
On Fri, 12 Nov 2021 10:08:41 -0500
Jason Baron wrote:
> On 11/12/21 6:49 AM, Vincent Whitchurch wrote:
> > On Thu, Nov 11, 2021 at 03:02:04PM -0700, Jim Cromie wrote:
> >> Sean Paul proposed, in:
> >> https://urldefense.com/v3/__https://patchwork.freedesktop.org/series/78133/__;!!GjvTz_vk!HcKnM
On Thu, Nov 11, 2021 at 03:02:04PM -0700, Jim Cromie wrote:
> Sean Paul proposed, in:
> https://patchwork.freedesktop.org/series/78133/
> drm/trace: Mirror DRM debug logs to tracefs
>
> His patchset's objective is to be able to independently steer some of
> the drm.debug stream to an alternate tra
On Fri, 12 Nov 2021 12:32:23 -0500
Jason Baron wrote:
> Ok, it looks like Vincent's patch defines a dyndbg event and then uses
> 'trace_dyndbg()' to output to the 'main' log. So all dynamic output to
> the 'main' ftrace buffer goes through that event if I understand it
> correctly. Here's a point
On 11/12/21 12:07 PM, Steven Rostedt wrote:
> On Fri, 12 Nov 2021 10:08:41 -0500
> Jason Baron wrote:
>
>>> A key difference between that patchset and this patch (besides that
>>> small fact that I used +x instead of +T) was that my patchset allowed
>>> the dyndbg trace to be emitted to the ma
On Fri, 12 Nov 2021 10:08:41 -0500
Jason Baron wrote:
> > A key difference between that patchset and this patch (besides that
> > small fact that I used +x instead of +T) was that my patchset allowed
> > the dyndbg trace to be emitted to the main buffer and did not force them
> > to be in an inst
On 11/12/21 6:49 AM, Vincent Whitchurch wrote:
> On Thu, Nov 11, 2021 at 03:02:04PM -0700, Jim Cromie wrote:
>> Sean Paul proposed, in:
>> https://urldefense.com/v3/__https://patchwork.freedesktop.org/series/78133/__;!!GjvTz_vk!HcKnMRByYkIdyF1apqQjlN5aBIomzJR1an3YWXM6KXs0EftVMQdrewRA8Dki4A$
>>
>>
Sean Paul proposed, in:
https://patchwork.freedesktop.org/series/78133/
drm/trace: Mirror DRM debug logs to tracefs
His patchset's objective is to be able to independently steer some of
the drm.debug stream to an alternate tracing destination, by splitting
drm_debug_enabled() into syslog & trace f
Sean Paul proposed, in:
https://patchwork.freedesktop.org/series/78133/
drm/trace: Mirror DRM debug logs to tracefs
His patchset's objective is to be able to independently steer some of
the drm.debug stream to an alternate tracing destination, by splitting
drm_debug_enabled() into syslog & trace f
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