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SubjectRe: [PATCH] x86_64: Change FIRST_SYSTEM_VECTOR to a variable.
On Wed, Apr 9, 2008 at 7:59 AM, Ingo Molnar <mingo@elte.hu> wrote:
>
> * Alan Mayer <ajm@sgi.com> wrote:
>
> > Subject: [PATCH] x86_64: Change FIRST_SYSTEM_VECTOR to a variable.
> >
> > From: Alan Mayer <ajm@sgi.com>
> >
> > The SGI UV system needs several more system vectors than a vanilla
> > x86_64 system. Rather than burden the other archs with extra system
> > vectors that they don't use, change FIRST_SYSTEM_VECTOR to a variable,
> > so that it can be dynamic.
>
> nice - but please split this up into two patches: first one that changes
> the generic code to use a variable limit - this patch will (should) be a
> functional NOP.
>
> then a second patch adds those two new UV vectors.
>
> Also, could you please also change the 32-bit side as well so that we at
> least keep the two implementations roughly in sync?
>

for x86_64, current from 0x20 to 0x2f, we only use one for irq migration.

wonder if you can use 2 from them for UV...

YH


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