Re: Build error : 2.6.21-rc6-mm1 on sparc64

[Andrew Morton]

On Wed, 11 Apr 2007 11:15:39 +0900 Fernando Luis Vázquez Cao <fernando@xxxxxxxxxxxxx> wrote:

> The problem is that to use hard_smp_processor_id in UP kernels just
> including linux/smp.h does not suffice anymore. Now
> hard_smp_processor_id is architecture specific code and consequently
> asm/smp.h should be included explicitly.

yeah.  The fact that linux/smp.h only exposes asm/smp.h if CONFIG_SMP hits
us again and again and again.  It would be good to fix that up, I guess by
including asm/smp.h unconditionally from within linux/smp.h.

But that's a separate little project.

> Mathieu, does the (untested) patch below fix this issue?

I'll test it.
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