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SubjectRe: [RFD w/info-PATCH] device arguments from lookup, partion code
On Tue, May 22, 2001 at 04:31:37PM +0100, Alan Cox wrote:
> > `the class of devices in question' was cryptographic devices, and possibly
> > other transactional DSPs. I don't consider audio to be transactional.
> > in any case, you can do transactional things with two threads, as long
> > as they each have their own fd on the device. Think of the fd as your
> > transaction handle.
> Thats a bit pathetic. So I have to fill my app with expensive pthread locks
> or hack all the drivers and totally change the multi-open sematics in the ABI


void thread_init(void) {
int fd = open("/dev/crypto");

where was that lock again?

and notice this idea is only for transactional things -- what
transactional things do sound drivers do?

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