Re: is there a chance for a race condition in pthread_mutex_[un]lock.c?

[Ulrich Drepper <drepper redhat com>]

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Perez-Gonzalez, Inaky wrote:

> While squeezing my brains on some inconsistencies on the RT-NPTL
> patches, I came across this issue, and I was wondering how to
> fix it. Please tell me I am wrong:

If that happens, the user code is wrong.  There are many situations like
this which can result in inconsistencies.  No mutex can be unlocked
before the locking call returned.  If half-way through the
pthread_mutex_lock call some other thread calls pthread_mutex_unlock
this is a plain error.

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