Re: [RFC] My research agenda for 2.7

William Lee Irwin III
2003-06-25T01:10:31Z

On Wednesday 25 June 2003 02:47, William Lee Irwin III wrote:
>> Per struct address_space? This is an unnecessary limitation.

On Wed, Jun 25, 2003 at 03:07:18AM +0200, Daniel Phillips wrote:
> It's a sensible limitation, it keeps the radix tree lookup simple.

It severely limits its usefulness. Dropping in a more flexible data
structure should be fine.

On Wednesday 25 June 2003 02:47, William Lee Irwin III wrote:
>> This gives me the same data structure proliferation chills as bh's.

On Wed, Jun 25, 2003 at 03:07:18AM +0200, Daniel Phillips wrote:
> It's not nearly as bad. There is no distinction between subpage and base
> struct page for almost all page operations, e.g., locking, IO, data access.

But those are code sanitation issues. You need to make sure this
doesn't explode on PAE.

-- wli