[PATCH v3] drm: Funnel drm logs to tracepoints
Steven Rostedt
rostedt at goodmis.org
Fri Dec 13 14:55:14 UTC 2019
On Fri, 13 Dec 2019 13:34:46 +0200
Pekka Paalanen <ppaalanen at gmail.com> wrote:
> Is there a way to pull out messages
> from /sys/kernel/debug/tracing/trace and filter them on reading instead
> of on writing?
FYI, you can mount the tracing directory without having to mount the
debug directory.
mount -t tracefs nodev /sys/kernel/tracing
This way you don't need to mount everyone's debugging features just to
access tracing.
-- Steve
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