Messages in this thread | | | Date | Wed, 11 Oct 2006 16:56:43 +0200 | From | Nick Piggin <> | Subject | Re: [patch 3/3] mm: add arch_alloc_page |
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On Wed, Oct 11, 2006 at 04:48:24PM +0200, Martin Schwidefsky wrote: > On Sun, 2006-10-08 at 11:39 +1000, Nick Piggin wrote: > > >On Sat, 7 Oct 2006 15:06:04 +0200 (CEST) > > >Nick Piggin <npiggin@suse.de> wrote: > > > > > > > > >>Add an arch_alloc_page to match arch_free_page. > > >> > > > > > >umm.. why? > > > > > > > I had a future patch to more kernel_map_pages into it, but couldn't > > decide if that's a generic kernel feature that is only implemented in > > 2 architectures, or an architecture speicifc feature. So I left it out. > > > > But at least Martin wanted a hook here for his volatile pages patches, > > so I thought I'd submit this patch anyway. > > With Nicks patch I can use arch_alloc_page instead of page_set_stable, > but I can still not use arch_free_page instead of page_set_unused > because it is done before the check for reserved pages. If reserved > pages go away or the arch_free_page call would get moved after the check > I could replace page_set_unused as well. So with Nicks patch we are only > halfway there..
Ahh, but with my patchSET I think we are all the way there ;)
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