RE: [PATCH v2] futex: lower the lock contention on the HB lock during wake up

From: Thomas Gleixner
Date: Thu Sep 17 2015 - 03:09:58 EST


On Wed, 16 Sep 2015, Zhu Jefferry wrote:
> Besides the application did not check the return value, the mutex_unlock in
> Libc did not check the return value from kernel neither.

That's even worse.

Thanks,

tglx
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