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Date: | Sun, 22 Mar 2015 22:33:26 +0300 |
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Hi =?ISO-8859-1?Q?Stephen_Isard?=!
On 2015.03.22 at 12:41:11 -0500, =?ISO-8859-1?Q?Stephen_Isard?= wrote next:
> >/dev/shm/sem.* files are POSIX semaphores, these file names are used in
> >Linux implementation. I generally don't see any point in forbidding
> >any application to use these forms of IPC. So to answer your question -
> >yes, some part of catalyst (not the driver, the drivers don't use IPC -
> >it must be some userspace communication related to AMD OpenGL
> >implementation) use semaphores and in Linux that causes /dev/shm/sem.*
> >files to be created.
> >
> >--
> >
> >Vladimir
> >=========================================================================
>
> Thanks very much, Vladimir. I'll whitelist that file.
Sure, just don't forget that there can be anything after "sem.". Current
version of catalyst uses "__AMD_GL_CACHE__*" pattern but that might
change too. Basically it's just a string passed to sem_open() and they
can use any string.
--
Vladimir
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