linux-kernel - Re: [PATCH] KVM: introduce __kvm_io_bus_sort

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Date:	Wed, 31 Jul 2013 06:31:52 -0400 (EDT)
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Gleb Natapov <gleb@...hat.com>
Cc:	linux-kernel@...r.kernel.org,
	cornelia huck <cornelia.huck@...ibm.com>, kvm@...r.kernel.org
Subject: Re: [PATCH] KVM: introduce __kvm_io_bus_sort_cmp


----- Gleb Natapov <gleb@...hat.com> wrote:
> On Tue, Jul 30, 2013 at 05:05:37PM +0200, Paolo Bonzini wrote:
> > kvm_io_bus_sort_cmp is used also directly, not just as a callback for
> > sort and bsearch.  In these cases, it is handy to have a type-safe
> > variant.  This patch introduces such a variant, __kvm_io_bus_sort_cmp,
> > and uses it throughout kvm_main.c.
> > 
> > Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
> > ---
> >  virt/kvm/kvm_main.c | 21 ++++++++++++---------
> >  1 file changed, 12 insertions(+), 9 deletions(-)
> > 
> > diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
> > index b2a2bb9..e0d127d 100644
> > --- a/virt/kvm/kvm_main.c
> > +++ b/virt/kvm/kvm_main.c
> > @@ -2812,11 +2812,9 @@ static void kvm_io_bus_destroy(struct kvm_io_bus *bus)
> >  	kfree(bus);
> >  }
> >  
> > -static int kvm_io_bus_sort_cmp(const void *p1, const void *p2)
> > +static inline int __kvm_io_bus_sort_cmp(const struct kvm_io_range *r1,
> > +                                        const struct kvm_io_range *r2)
> IMO calling this one kvm_io_bus_sort_cmp and another one
> kvm_io_bus_cmp will be better naming.

Ok.

Paolo
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