Re: [RFC][PATCH 1/3] radix priority search tree - objrmap complexity fix

From: Andrea Arcangeli
Date: Mon Mar 29 2004 - 17:42:20 EST

On Mon, Mar 29, 2004 at 12:40:27PM -0800, Andrew Morton wrote:
> Andrea Arcangeli <andrea@xxxxxxx> wrote:
> >
> > There's now also a screwup in the writeback -mm changes for swapsuspend,
> > it bugs out in radix tree tag, I believe it's because it doesn't
> > insert the page in the radix tree before doing writeback I/O on it.
> hmm, yes, we have pages which satisfy PageSwapCache(), but which are not
> actually in swapcache.


> How about we use the normal pagecache APIs for this?

should work fine too and it exposes less internal vm details. I will
propose your fix for testing too.
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