Re: [PATCH v2 3/3] PCI: hv: Introduce hv_msi_entry

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On Mon, Feb 03, 2020 at 03:41:52PM +0100, Thomas Gleixner wrote:
> Boqun Feng <boqun.feng@xxxxxxxxx> writes:
> >  /*
> > diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
> > index 6b79515abb82..3bdaa3b6e68f 100644
> > --- a/arch/x86/include/asm/mshyperv.h
> > +++ b/arch/x86/include/asm/mshyperv.h
> > @@ -240,6 +240,11 @@ bool hv_vcpu_is_preempted(int vcpu);
> >  static inline void hv_apic_init(void) {}
> >  #endif
> >  
> > +#define hv_set_msi_address_from_desc(msi_entry, msi_desc)	\
> > +do {								\
> > +	(msi_entry)->address = (msi_desc)->msg.address_lo;	\
> > +} while (0)
> 
> Any reason why this needs to be a macro? inlines are preferrred. They

Making it an inline function will require #include <linux/msi.h> in
mshyperv.h, which I was trying to avoid. But now it seems pointless. I
will make it an inline in next version.

Regards,
Boqun

> are typesafe and readable.
> 
> Thanks,
> 
>         tglx



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