Subject: Re: CVS commit: src/lib/libpthread
To: None <source-changes@NetBSD.org>
From: Christian Limpach <cl@NetBSD.org>
List: source-changes
Date: 01/09/2004 21:45:59
On Fri, Jan 09, 2004 at 06:08:28PM +0000, Christian Limpach wrote:
> 
> Modified Files:
> 	src/lib/libpthread: pthread_rwlock.c
> 
> Log Message:
> - add deadlock check to pthread_rwlock_wrlock and pthread_rwlock_timedwrlock
> - return EPERM when unlocking a lock which isn't held
> => prevent the failure in PR 24023, the deadlocking code path is still present
>    in the citrus code

Since Christos fixed the citrus code, I've updated the Log Message:
=> prevent the failure in PR 24023, where the citrus code had a deadlocking
   code path

> - remove deadlock check in pthread_rwlock_tryrdlock, return EBUSY instead
> => makes pthread_rwlock_tryrdlock standards compliant
> 
> To generate a diff of this commit:
> cvs rdiff -r1.6 -r1.7 src/lib/libpthread/pthread_rwlock.c

    christian