On Tue, 16 Jan 2007, Peter Zijlstra wrote: > > B. We add a new counter NR_UNRECLAIMABLE that is subtracted > > from the available pages in a node. This allows us to > > accurately calculate the dirty ratio even if large portions > > of the node have been allocated for huge pages or for > > slab pages. > > What about mlock'ed pages?
mlocked pages can be dirty and written back right? So for the dirty ratio calculation they do not play a role. We may need a separate counter for mlocked pages if they are to be considered for other decisions in the VM. > Otherwise it all looks good. > > Acked-by: Peter Zijlstra <[EMAIL PROTECTED]> Thanks. - 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/