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From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: Andrew Jones <drjones@redhat.com>
Cc: "Radim Krčmář" <rkrcmar@redhat.com>,
	linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Marc Zyngier" <marc.zyngier@arm.com>,
	"Christian Borntraeger" <borntraeger@de.ibm.com>,
	"James Hogan" <james.hogan@imgtec.com>,
	"Paul Mackerras" <paulus@ozlabs.org>,
	"Christoffer Dall" <christoffer.dall@linaro.org>
Subject: Re: [PATCH 1/5] KVM: change API for requests to match bit operations
Date: Fri, 17 Feb 2017 10:52:53 +0100	[thread overview]
Message-ID: <20170217105253.12ce475d.cornelia.huck@de.ibm.com> (raw)
In-Reply-To: <20170217094935.u7ne57y7ko6h2mnz@kamzik.brq.redhat.com>

On Fri, 17 Feb 2017 10:49:35 +0100
Andrew Jones <drjones@redhat.com> wrote:

> On Fri, Feb 17, 2017 at 10:30:14AM +0100, Cornelia Huck wrote:
> > On Thu, 16 Feb 2017 17:04:45 +0100
> > Radim Krčmář <rkrcmar@redhat.com> wrote:
> > > +static inline void kvm_request_set(unsigned req, struct kvm_vcpu *vcpu)
> > 
> > Should we make req unsigned long as well, so that it matches the bit
> > api even more?
> 
> The bitops API is inconsistent among architectures; some are int, some
> are unsigned int, some are unsigned long, and x86 is long. If we want
> to be consistent with something, then, IMO, we should be consistent with
> asm-generic/bitops, which is int, but actually unsigned makes more sense
> to me...

Inconsistent interfaces are great :/

Having (any) unsigned value makes the most sense to me as well.

  reply	other threads:[~2017-02-17  9:52 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-16 16:04 [PATCH 0/5] KVM: rename and extend vcpu->requests API Radim Krčmář
2017-02-16 16:04 ` [PATCH 1/5] KVM: change API for requests to match bit operations Radim Krčmář
2017-02-17  9:30   ` Cornelia Huck
2017-02-17  9:49     ` Andrew Jones
2017-02-17  9:52       ` Cornelia Huck [this message]
2017-02-17 15:01     ` Radim Krčmář
2017-02-16 16:04 ` [PATCH 2/5] KVM: add KVM request variants without barrier Radim Krčmář
2017-02-23 10:57   ` Paolo Bonzini
2017-02-23 15:50     ` Radim Krčmář
2017-02-16 16:04 ` [PATCH 3/5] KVM: optimize kvm_make_all_cpus_request Radim Krčmář
2017-02-16 16:04 ` [PATCH 4/5] KVM: add __kvm_request_needs_mb Radim Krčmář
2017-02-16 19:49   ` David Hildenbrand
2017-02-16 21:31     ` Radim Krčmář
2017-02-17  8:46     ` Christian Borntraeger
2017-02-17 10:13       ` David Hildenbrand
2017-02-17 10:19         ` Christian Borntraeger
2017-02-17 11:28         ` Christian Borntraeger
2017-02-22 15:17         ` Radim Krčmář
2017-02-22 19:23           ` Christian Borntraeger
2017-02-23 15:43             ` Radim Krčmář
2017-02-22 19:57           ` Christian Borntraeger
2017-02-23 10:20             ` David Hildenbrand
2017-02-23 15:39               ` Radim Krčmář
2017-02-24 11:34           ` Christoffer Dall
2017-02-24 12:46             ` Andrew Jones
2017-02-23 11:01   ` Paolo Bonzini
2017-02-23 15:52     ` Radim Krčmář
2017-02-16 16:04 ` [PATCH 5/5] KVM: add kvm_request_pending Radim Krčmář
2017-02-16 19:50   ` David Hildenbrand
2017-02-17  9:51   ` Andrew Jones
2017-02-17 14:59     ` Radim Krčmář

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