requeue_pi support

[Ulrich Drepper]

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Dinakar Guniguntala wrote:
> I do see that the bulk of my code has been retained, except the changes for
> pthread_cond_timedwait and the tiny optimizations I had for switching
> between futex OP codes, no ??

Well, I'd say most is rewritten.  But who cares.


> Built and tested the latest glibc git with the prio-wake testcase
> (Part of the LTP realtime testcases that fails sometimes on SMP without
> requeue-PI support)
> 1. 2.6.29.5 - APIs not implemented in kernel, testcase fails sometimes as
>               expected. (ENOSYS for requeue APIs and fails sometimes on
>               SMP as expected)

No idea what's in there.  Somebody who has lots of interest will have to
figure it out.


> 2. 2.6.29.5-rt22 - APIs implemented in kernel, testcase passes in a 2 hour run
> 3. 2.6.31-rc3 - APIs implemented in kernel, testcase passes in a 2 hour run

So this means that the code I committed does work as is?

- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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