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On Mon, Mar 19, 2007 at 07:41:17PM +0100, Matthias Drochner wrote:
>=20
> juan@xtrarom.org said:
> > +#define X86_IPI_READ_MSR		0x00000080
> > +#define X86_IPI_WRITE_MSR		0x00000100=20
>=20
> Instead of wasting a bit for each rarely used function, wouldn't it
> be better to add a generic handler once and for all, as FreeBSD's
> rendez-vous thing?

My hope is that this particular use is short-lived. A better way to handle=
=20
this is to have some sort of call handling thread on each CPU, and we'd=20
just enqueue a call on a work list.

Once we have done that, will we need a generic IPI handler? I'd expect=20
that the things we need to do at IPLIPI is rather limited.

Take care,

Bill

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