Re: [PATCH] Replace completions with semaphores

From: Oliver Neukum
Date: Wed Apr 16 2008 - 12:26:59 EST


Am Mittwoch, 16. April 2008 18:16:52 schrieb Matthew Wilcox:
> The basic idea is that you get back a cookie from the kcounter_claim()
> which you have to hand to the kcounter_release() function so it
> knows which one you released.  It's similar to mutex debugging except

So in addition to the kcounter we need to save a token in a data structure?
In fact, there must be a data structure that can house that token. So you
can no longer live with a pointer just to a device descriptor, but every
individual use of a resource must have an associated data structure?

Regards
Oliver

--
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/