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From: Rusty Russell <rusty.russell@linaro.org>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: Avi Kivity <avi@redhat.com>,
	Christoffer Dall <c.dall@virtualopensystems.com>,
	Alexander Graf <agraf@suse.de>,
	kvmarm@lists.cs.columbia.edu, kvm-devel <kvm@vger.kernel.org>
Subject: Re: [RFC 0/5] Making KVM_GET_ONE_REG/KVM_SET_ONE_REG generic.
Date: Thu, 06 Sep 2012 11:14:09 +0930	[thread overview]
Message-ID: <87pq60hqmu.fsf@rustcorp.com.au> (raw)
In-Reply-To: <CAFEAcA8+AuRv=03Y_yoz8dkR7oQUPDKmr0ss7WfSL7VTSm-n5Q@mail.gmail.com>

Peter Maydell <peter.maydell@linaro.org> writes:

> On 5 September 2012 07:48, Rusty Russell <rusty@rustcorp.com.au> wrote:
>> Peter Maydell <peter.maydell@linaro.org> writes:
>>> I could live with "always read/write 64 bits". I definitely don't
>>> want to have to deal with matching up register widths to accesses
>>> in userspace, please.
>>
>> I changed my mind about the old scheme when I realized we have to deal
>> with 128-bit FPU registers.
>
> Mmm, ARM might not have any awkward size registers but there's
> x86 weirdisms to consider for a generic ABI I guess.

Actually, I hadn't realized ARM didn't do 128-bit FP regs already.

But I'd guess they'll arrive one day.

Cheers,
Rusty.

  reply	other threads:[~2012-09-06  3:00 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-28 23:37 [RFC 0/5] Making KVM_GET_ONE_REG/KVM_SET_ONE_REG generic Rusty Russell
2012-08-28 23:45 ` [RFC 1/5] KVM: Move KVM_SET_ONE_REG/KVM_GET_ONE_REG to generic code Rusty Russell
2012-09-01  9:11   ` Avi Kivity
2012-09-01 10:18     ` Peter Maydell
2012-09-01 10:44       ` Avi Kivity
2012-08-28 23:46 ` [RFC 2/5] KVM: ARM: use KVM_SET_ONE_REG/KVM_GET_ONE_REG Rusty Russell
2012-08-29 15:10   ` Christoffer Dall
2012-08-28 23:47 ` [RFC 3/5] KVM: Add KVM_VCPU_GET_REG_LIST Rusty Russell
2012-08-29 15:13   ` Christoffer Dall
2012-08-28 23:47 ` [RFC 4/5] KVM: ARM: Use KVM_VCPU_GET_REG_LIST Rusty Russell
2012-08-29 15:14   ` Christoffer Dall
2012-08-28 23:48 ` [RFC 5/5] KVM: ARM: Access all registers via KVM_GET_ONE_REG/KVM_SET_ONE_REG Rusty Russell
2012-08-29 15:29   ` Christoffer Dall
2012-09-01  9:14     ` Avi Kivity
2012-08-29 15:36   ` Peter Maydell
2012-08-29 18:21     ` Rusty Russell
2012-09-01  9:16       ` Avi Kivity
2012-09-01 10:25         ` Peter Maydell
2012-09-01 19:40           ` Christoffer Dall
2012-09-04 13:09             ` Peter Maydell
2012-09-04 14:29               ` Christoffer Dall
2012-09-05  6:37                 ` Rusty Russell
2012-08-29 18:16   ` Rusty Russell
2012-08-29 16:30 ` [RFC 0/5] Making KVM_GET_ONE_REG/KVM_SET_ONE_REG generic Peter Maydell
2012-08-29 18:39   ` Rusty Russell
2012-09-01  9:21     ` Avi Kivity
2012-09-01 12:35       ` Rusty Russell
2012-09-03  9:20         ` Avi Kivity
2012-09-03 12:33           ` Rusty Russell
2012-09-03 12:49             ` Peter Maydell
2012-09-04 11:48             ` Avi Kivity
2012-09-04 13:59               ` Alexander Graf
2012-09-06 14:44                 ` Avi Kivity
2012-09-05  6:43               ` Rusty Russell
2012-09-01 12:28 ` Rusty Russell
2012-09-01 12:37   ` Rusty Russell
2012-09-04 13:31   ` Peter Maydell
2012-09-05  3:15     ` Alexander Graf
2012-09-05  6:48     ` Rusty Russell
2012-09-05  8:52       ` Peter Maydell
2012-09-06  1:44         ` Rusty Russell [this message]
2012-09-06  7:37           ` Peter Maydell
2012-09-06 14:48       ` Avi Kivity
2012-09-06 15:08         ` Alexander Graf
2012-09-06 15:16           ` Avi Kivity
2012-09-06 15:23             ` Peter Maydell
2012-09-06 15:35               ` Avi Kivity
2012-09-06 23:00                 ` Rusty Russell

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