Re: [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm2-V0.7.30-2

From: Ingo Molnar
Date: Wed Dec 01 2004 - 16:26:45 EST



* Esben Nielsen <simlo@xxxxxxxxxx> wrote:

> Don't worry about setting up the stuff. Once you have the pipe it
> ought to be RT in the usage of read/write, but setting it up is
> something you is something you do "under boot", just as allocating
> memory and other non-real-time stuff.

actually, the main problem with fifos was they were _not_ atomic even in
read/write (i myself fully expected them to be that, but they arent).
That's the bug/misfeature that i fixed in the latest kernels.

Ingo
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