* kernel threads locking data
@ 2007-03-04 17:04 Mockern
2007-03-04 17:28 ` Kyle McMartin
0 siblings, 1 reply; 2+ messages in thread
From: Mockern @ 2007-03-04 17:04 UTC (permalink / raw)
To: linux-kernel
hi,
how is better to lock data (a buffer) which is used by 2 kernel threads?
thank you
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: kernel threads locking data
2007-03-04 17:04 kernel threads locking data Mockern
@ 2007-03-04 17:28 ` Kyle McMartin
0 siblings, 0 replies; 2+ messages in thread
From: Kyle McMartin @ 2007-03-04 17:28 UTC (permalink / raw)
To: Mockern; +Cc: linux-kernel
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
^ permalink raw reply [flat|nested] 2+ messages in thread
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2007-03-04 17:28 ` Kyle McMartin
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