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Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version
From: |
Glauber Costa |
Subject: |
Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version |
Date: |
Mon, 30 Nov 2009 14:47:31 -0200 |
On Mon, Nov 30, 2009 at 2:40 PM, Avi Kivity <address@hidden> wrote:
> On 11/30/2009 05:55 PM, Glauber Costa wrote:
>>
>> reset code is responsible for most remote calls in qemu. One of the
>> only ones we still
>> have left is the gdb stuff. Do you have any suggestion to do that
>> without the current
>> on_vcpu mechanism?
>>
>
> No. But what's wrong with on_vcpu?
intrinsically racy. signal passing slow down things, etc.
That said, as I've stated many times: I don't believe there's anything
fundamentally wrong with on_vcpu. But we might get benefits from a re-design
of things to avoid it whenever possible. (just like the vcpu_reset()
I've just posted)
--
Glauber Costa.
"Free as in Freedom"
http://glommer.net
"The less confident you are, the more serious you have to act."
- Re: [Qemu-devel] [PATCH 2/7] store thread-specific env information, (continued)
- Re: [Qemu-devel] [PATCH 2/7] store thread-specific env information, Andreas Färber, 2009/11/29
- Re: [Qemu-devel] [PATCH 2/7] store thread-specific env information, Jamie Lokier, 2009/11/29
- [Qemu-devel] Re: [PATCH 2/7] store thread-specific env information, Paolo Bonzini, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 2/7] store thread-specific env information, Glauber Costa, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 2/7] store thread-specific env information, Paolo Bonzini, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 2/7] store thread-specific env information, Avi Kivity, 2009/11/30
[Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version, Jan Kiszka, 2009/11/29
- Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version, Glauber Costa, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version, Glauber Costa, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version, Avi Kivity, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version,
Glauber Costa <=
- Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version, Jan Kiszka, 2009/11/30
- Re: [Qemu-devel] Re: [PATCH 0/7] KVM SMP support, early version, Avi Kivity, 2009/11/30
Re: [Qemu-devel] [PATCH 0/7] KVM SMP support, early version, Ed Swierk, 2009/11/30