Re: [PATCH] x86: x86_{phys,virt}_bits field also for i386 (v3)

From: Ingo Molnar
Date: Thu Sep 18 2008 - 08:30:09 EST



* Jan Beulich <jbeulich@xxxxxxxxxx> wrote:

> >>> Ingo Molnar <mingo@xxxxxxx> 18.09.08 13:20 >>>
> >
> >* Ingo Molnar <mingo@xxxxxxx> wrote:
> >
> >> * Jan Beulich <jbeulich@xxxxxxxxxx> wrote:
> >>
> >> > I'm really sorry for that, yet another merge oversight (not caught
> >> > because only re-tested on x86-64). Here's a better one.
> >>
> >> ah, i see, the delta below. Nasty.
> >
> >the attached config fails in a similar way.
>
> Hmm, yes, other than in .27, -tip derives resource_size_t from phys_addr_t,
> regardless of CONFIG_RESOURCES_64BIT (and the config you provided
> is a non-PAE one). I have to question that change, which I'm sure is
> responsible for this failure. If there's a good reason for this, then
> phys_addr_valid() should use phys_addr_t as its parameter type (and
> so should ioremap() & Co), and the pre-processor conditional should
> then change to depend on CONFIG_PHYS_ADDR_T_64BIT. Since ioremap()
> would need to change first, I'd have to withdraw the patch until that
> gets sorted out.

(Cc:-ing Jeremy and Hugh).

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/