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add ax88772C AX88772C_eeprom_tools
hc
2024-05-10
61598093bbdd283a7edc367d900f223070ead8d2
[~hc/RK356X_SDK_RELEASE.git]
/
kernel
/
Documentation
/
translations
/
zh_CN
/
admin-guide
/
clearing-warn-once.rst
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清除 WARN_ONCE
--------------
WARN_ONCE / WARN_ON_ONCE / printk_once 仅仅打印一次消息.
echo 1 > /sys/kernel/debug/clear_warn_once
可以清除这种状态并且再次允许打印一次告警信息,这对于运行测试集后重现问题
很有用。