[PATCH] pthread_cond_broadcast: Fix waiters-after-spinning case [BZ #23538]

[Florian Weimer]

* Florian Weimer:

> From: Martin Kuchta <martin.kuchta@netapp.com>
>
> (cherry picked from commit 99ea93ca31795469d2a1f1570f17a5c39c2eb7e2)
>
> 2018-08-27 Martin Kuchta  <martin.kuchta@netapp.com>
> 	   Torvald Riegel  <triegel@redhat.com>
>
> 	[BZ #23538]
> 	* nptl/pthread_cond_common.c (__condvar_quiesce_and_switch_g1):
> 	Update r to include the set wake-request flag if waiters are
> 	remaining after spinning.
>
> diff --git a/NEWS b/NEWS
> index dafec5d82d..abe90d1422 100644
> --- a/NEWS
> +++ b/NEWS
> @@ -84,6 +84,7 @@ The following bugs are resolved with this release:
>    [22685] powerpc: Fix syscalls during early process initialization
>    [22715] x86-64: Properly align La_x86_64_retval to VEC_SIZE
>    [22774] malloc: Integer overflow in malloc (CVE-2018-6551)
> +  [23538] pthread_cond_broadcast: Fix waiters-after-spinning case
>  
>  Version 2.25

Sorry, script malfunction.  This should have gone to libc-stable as a
committed patch.