Ingo Molnar <mingo@elte.hu> writes:
quoted text >
> the 'fastcall removal' changes to paravirt.c were over-eager: they
> removed fastcall annotations from functions that are (or might be)
> implemented in assembly. So if someone changes the compiler model,
> such as -pg which disables regparm, the kernel breaks in nasty ways.
It would be probably better to just not disable -mregparms. I don't
think the compiler forces this. And e.g. on x86-64 regparms & -pg
work just fine, why should it not on i386?
quoted text > so this patch adds back fastcall annotations. This serves as
> documentation for assembly calling-convention dependencies as
> well.
You should rename it then to "asmcall" or something.
-Andi
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Re: [uml-devel] User Mode Linux still doesn't build in 2.6 ... , Andi Kleen , (Tue Oct 23, 5:55 am)