linux-kernel - Re: [PATCH 3/25] [PATCH] irq

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Date:	Wed, 8 Aug 2007 11:10:28 -0300
From:	"Glauber de Oliveira Costa" <glommer@...il.com>
To:	"Andi Kleen" <ak@...e.de>
Cc:	"Glauber de Oliveira Costa" <gcosta@...hat.com>,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	rusty@...tcorp.com.au, mingo@...e.hu, chrisw@...s-sol.org,
	jeremy@...p.org, avi@...ranet.com, anthony@...emonkey.ws,
	virtualization@...ts.linux-foundation.org, lguest@...abs.org,
	"Steven Rostedt" <rostedt@...dmis.org>
Subject: Re: [PATCH 3/25] [PATCH] irq_flags / halt routines

On 8/8/07, Andi Kleen <ak@...e.de> wrote:
>
> > +#ifdef CONFIG_PARAVIRT
> > +#include <asm/paravirt.h>
> > +#  ifdef CONFIG_X86_VSMP
> > +static inline int raw_irqs_disabled_flags(unsigned long flags)
> > +{
> > +     return !(flags & X86_EFLAGS_IF) || (flags & X86_EFLAGS_AC);
> > +}
> > +#  else
> > +static inline int raw_irqs_disabled_flags(unsigned long flags)
> > +{
> > +     return !(flags & X86_EFLAGS_IF);
> > +}
> > +#  endif
>
> You should really turn the vsmp special case into a paravirt client first
> instead of complicating all this even more.

By "client" you mean a user of the paravirt interface?

> > +#ifndef CONFIG_PARAVIRT
> > +#define raw_safe_halt        native_raw_safe_halt
> > +#define halt         native_halt
> > +#endif /* ! CONFIG_PARAVIRT */
>
> This seems inconsistent
Sorry andi. Can't see why. Could you elaborate?


-- 
Glauber de Oliveira Costa.
"Free as in Freedom"
http://glommer.net

"The less confident you are, the more serious you have to act."
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