On Tue, 2005-02-22 at 16:38 -0500, Jes Sorensen wrote: > >>>>> "Dave" == Dave Hansen <[EMAIL PROTECTED]> writes: > > Dave> I was talking with Nigel Cunningham about doing something a > Dave> little different from the classic page flag bits when the number > Dave> of users is restricted and performance isn't ultra-critical. > Dave> Would something like this work for you, instead of using a real > Dave> page->flags bit for PG_cached? > > Just took a quick look at this and it looks a bit heavy for our > use. We are only looking at a small number of pages. However I could > imagine future cases where performance may be more critical.
If it's a quite small number (or range) of pages, perhaps a short list_head list would suffice. It would sure beat consuming a page flag. -- Dave - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
