From: Paul Mackerras <[EMAIL PROTECTED]>
Date: Mon, 7 Aug 2006 17:06:03 +1000

> Håvard Skinnemoen writes:
> 
> > So far, I've only seen static flags. And I really can't think of a
> > reason to set the flags dynamically...
> 
> The reason would be to select what sort of caching is allowed for the
> mapping, and whether write-combining is allowed, on architectures
> (such as PowerPC) where those choices are made by bits in the PTEs.

Things work similarly on sparc64.
-
To unsubscribe from this list: send the line "unsubscribe linux-arch" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to