pstore/ftrace: Allow immediate recording

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Without a module param knob there was no way to enable pstore ftrace
recording early enough to debug hangs happening during the boot process
before userspace is up enough to enable it via the regular debugfs
knobs.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Co-developed-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210610082134.20636-1-u.kleine-koenig@pengutronix.de

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Uwe Kleine-König 2021-06-10 10:21:34 +02:00 • committed by Kees Cook

parent fa55b7dcdc

commit a5d05b0796

1 changed files with 30 additions and 16 deletions

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fs/pstore/ftrace.c

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