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内核死机问题怎么查
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Ruihuan Hu
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Jul 6, 2011, 7:18:26 PM
7/6/11
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to linux-...@zh-kernel.org
借人气请教下各位内核死机以后怎么查,不能用仿真器,内核没有crash但也没有其他打印消息。我现在能想到的办法是在中断入口打印返回地址
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Américo Wang
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Jul 10, 2011, 5:50:43 AM
7/10/11
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to Ruihuan Hu, linux-...@zh-kernel.org
2011/7/7 Ruihuan Hu <
hu.ru...@gmail.com
>:
> 借人气请教下各位内核死机以后怎么查,不能用仿真器,内核没有crash但也没有其他打印消息。我现在能想到的办法是在中断入口打印返回地址
CONFIG_LOCKUP_DETECTOR=y
CONFIG_HARDLOCKUP_DETECTOR=y
或者你有watchdog的话:
CONFIG_WATCHDOG=y
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