Re: [PATCH v2 1/2] rtmutex Real-Time Linux: Fixing kernel BUG at kernel/locking/rtmutex.c:997!

From: Thomas Gleixner
Date: Tue Apr 07 2015 - 07:23:17 EST

On Mon, 6 Apr 2015, Thavatchai Makphaibulchoke wrote:

> This patch fixes the problem that the ownership of a mutex acquired
> by an interrupt handler(IH) gets incorrectly attributed to the
> interrupted thread.

An hard interrupt handler is not allowed to take a mutex. End of
story, nothing to fix here.


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