Re: [RESEND] [BUG] futex_unlock_pi() hurts my brain and may causeapplication deadlock

[David Miller]

From: john stultz <johnstul@xxxxxxxxxx>
Date: Tue, 31 Jul 2007 16:53:39 -0700

> 	I sent this fix for this back in the 2.6.21-rt9 era, and I thought to
> picked it up, but I think it arrived amid some futex churn and
> apparently has been dropped or was just lost.
> 
> Some of our testers have been reporting futex deadlocks and this fix
> resolves it, so I believe it to still be needed.

This bug seems to exist in mainline too.

Sparc users have been seeing something that smells like this
bug, I will ask them to test this fix out.
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