Re: [PATCH] [8/7] oprofile - dcookies need to use u32

From: John Levon (
Date: Wed Oct 16 2002 - 20:16:23 EST

On Wed, Oct 16, 2002 at 05:55:15PM -0700, David S. Miller wrote:

> I suppose we could do so magic to spread the cookie value across two
> buffer entries if necessary, but that's ugly...
> True.
> What if you could query the cookie size at runtime?

Not sure what you mean here. The cookie is passed in the syscall, so has
to be fixed-size no matter what, right ?

> Really, if you make it long it's going to be impossible
> to support this in 32/64 environments (ppc/sparc/mips/x86_64/
> ia64/etc.)

Sure ... I suppose I'll implement both (allocation of unique ID vs. the
above) and see which is least ugly.


"It's a cardboard universe ... and if you lean too hard against it, you fall
	- Philip K. Dick 
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

This archive was generated by hypermail 2b29 : Wed Oct 23 2002 - 22:00:31 EST