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HEAD
perf comm: Remove needless headers from comm.h
[linux-2.6-block.git]
/
Documentation
/
clearing-warn-once.txt
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WARN_ONCE / WARN_ON_ONCE only print a warning once.
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echo 1 > /sys/kernel/debug/clear_warn_once
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clears the state and allows the warnings to print once again.
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This can be useful after test suite runs to reproduce problems.