Re: [Xen-devel] Build problems: references to init_mm in pgtable*.h

[Christian Limpach <Christian.Limpach@xxxxxxxxxxxx>]

On Wed, Dec 14, 2005 at 10:44:27AM -0500, Stephen C. Tweedie wrote:
> Hi,
> 
> On Tue, 2005-12-13 at 19:34 -0800, Christian Limpach wrote:
> 
> > I've changed the set_pte_at and set_pte_at_sync inline functions to be
> > macros.  This way, init_mm only needs to be defined where these macros
> > are used.
> > Does this fix all the errors you're seeing?
> 
> It's still failing for kernel/power/main.c, which depends on CONFIG_PM.
> Now, which parts of CONFIG_PM are safe under Xen is another question ---
> the right answer here may well be to add a "depends !XEN" to CONFIG_PM.
> But with it enabled I still get

I've fixed this one now by making write_ldt_entry a proper function
instead of an inline function.  This avoids having pgtable.h and
sched.h included from desc.h.

    christian

> 
>   CC      kernel/power/main.o
> In file included from include/asm/suspend.h:6,
>                  from include/linux/suspend.h:5,
>                  from kernel/power/main.c:11:
> include/asm/mach-xen/asm/desc.h: In function ???write_ldt_entry???:
> include/asm/mach-xen/asm/desc.h:103: error: ???init_mm??? undeclared (first 
> use in this function)
> include/asm/mach-xen/asm/desc.h:103: error: (Each undeclared identifier is 
> reported only once
> include/asm/mach-xen/asm/desc.h:103: error: for each function it appears in.)
> 
> with the macro fix.  I'm using the PM config options:
> 
> # Power management options (ACPI, APM)
> CONFIG_PM=y
> CONFIG_X86_PM_TIMER=y
> CONFIG_ACPI_POWER=y
> 
> for now --- I really want to be able to run a dom0 on my laptop, even if
> the cpufreq governer gets a little confused about time spent in a domU.
> It certainly builds and boots fine with the PM options enabled, as long
> as I include linux/sched.h in the pgtable*.h files.
> 
> Cheers,
>  Stephen
> 
> 
> 
> 

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