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Tip revision: 6bf4ca7fbc85d80446ac01c0d1d77db4d91a6d84 authored by Greg Kroah-Hartman on 23 September 2018, 17:15:18 UTC
Linux 4.19-rc5
Tip revision: 6bf4ca7
clearing-warn-once.txt

WARN_ONCE / WARN_ON_ONCE only print a warning once.

echo 1 > /sys/kernel/debug/clear_warn_once

clears the state and allows the warnings to print once again.
This can be useful after test suite runs to reproduce problems.
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