[PATCH] drm: Funnel drm logs to tracepoints

Pekka Paalanen ppaalanen at gmail.com
Thu Oct 17 07:22:16 UTC 2019

On Wed, 16 Oct 2019 15:23:45 +0200
Thomas Zimmermann <tzimmermann at suse.de> wrote:

> Hi
> Am 16.10.19 um 15:05 schrieb Pekka Paalanen:

> > specifically be available in production. So a new file in some fs
> > somewhere it should be, and userspace in production can read it at will
> > to attach to a bug report.
> > 
> > Those semantics, "only use this content for attaching into a bug
> > report" should be made very clear in the UAPI.  
> Has this ever worked? As soon as a userspace program starts depending on
> the content of this file, it becomes kabi. From the incidents I know,
> Linus has always been quite strict about this. Even for broken interfaces.

The kernel log content is not kabi, is it? I've seen it change plenty
during the years. This would be just another similar log with free-form

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