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Revision 6fbc7275c7a9ba97877050335f290341a1fd8dbf authored by Linus Torvalds on 30 June 2019, 03:25:36 UTC, committed by Linus Torvalds on 30 June 2019, 03:25:36 UTC 
Linux 5.2-rc7
1 parent 39132f7
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clearing-warn-once.txt 
Clearing WARN_ONCE
------------------

WARN_ONCE / WARN_ON_ONCE / printk_once only emit a message 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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