Re: kernel threads locking data

From: Kyle McMartin
Date: Sun Mar 04 2007 - 12:29:51 EST


On Sun, Mar 04, 2007 at 08:04:48PM +0300, Mockern wrote:
> hi,
>
> how is better to lock data (a buffer) which is used by 2 kernel threads?
>

if it's only used by the threads, and not by anything running in interrupt
context, use a mutex.

Documentation/mutex-design.txt has most of the info you'd need.

Cheers,
Kyle
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/