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SubjectRe: [PATCH] x86: ioremap ram check fix
On Wed, 30 Apr 2008 20:10:15 +0200
Ingo Molnar <mingo@elte.hu> wrote:

>
> * Andres Salomon <dilinger@queued.net> wrote:
>
> > Hi Ingo,
> >
> > bdd3cee2e4b7279457139058615ced6c2b41e7de (x86: ioremap(), extend check
> > to all RAM pages) breaks OLPC's ioremap call. The ioremap that OLPC
> > uses is:
>
> that breakage has been reported independently as well and the revert has
> been pushed to Linus yesterday - it's not upstream yet. See this commit
> in x86.git:
>

Sure, either way. FWIW, Vegard reported that the PAGE_MASK change made
the 150s delay disappear.



> commit 1b8104a0ec138de829bb351f6597d534c7c134dc
> Author: Ingo Molnar <mingo@elte.hu>
> Date: Tue Apr 29 12:04:51 2008 +0200
>
> revert: "x86: ioremap(), extend check to all RAM pages"
>
> Vegard Nossum reported a large (150 seconds) boot delay during bootup,
> and bisected it to "x86: ioremap(), extend check to all RAM pages"
> (commit bdd3cee2e4b). Revert this commit for now.
>
> Bisected-by: Vegard Nossum <vegard.nossum@gmail.com>
> Signed-off-by: Ingo Molnar <mingo@elte.hu>
>
> Ingo


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