Re: PAGE_SIZE Availability Inconsistency
From: David Brown
Date: Thu Mar 08 2007 - 16:04:34 EST
On 3/8/07, Anton Blanchard <anton@xxxxxxxxx> wrote:
> By the way, it's a massive snafu that the swap area magic number is
> dependent on PAGE_SIZE. There is absolutely no good reason for that.
Agreed, its been a big problem booting between 4kB and 64kB kernels on
ppc64.
Okay this really seems like a couple of things need to happen, first
change swap dependency on PAGE_SIZE, then move the __KERNEL__ define
above the PAGE_SIZE and friends defines in the appropriate
asm-*/page.h files.
Do these tasks need to happen in this order? I haven't really looked
at the swap code at all...
Also, I'd be willing to help I've done kernel coding for experimental
projects and such but nothing for kernel.org so I might need some
shepherding.
- David Brown
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