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Re: [Qemu-devel] [PATCH 4/7] qemu_flush_work for remote vcpu execution
From: |
Glauber Costa |
Subject: |
Re: [Qemu-devel] [PATCH 4/7] qemu_flush_work for remote vcpu execution |
Date: |
Mon, 30 Nov 2009 09:44:22 -0200 |
>
> I really dislike this. In general vcpu ioctls are used as components of
> some work to be done, for example RMW of some state. In this case it is
> meaningless to execute the ioctls remotely, you need to execute the entire
> RMW remotely instead.
>
Why? The "M" part of RMW is executed in shared memory.
Only the R and W parts have any restrictions on where to be executed.
--
Glauber Costa.
"Free as in Freedom"
http://glommer.net
"The less confident you are, the more serious you have to act."
- [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, (continued)
- Re: [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, Avi Kivity, 2009/11/29
- Re: [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, Glauber Costa, 2009/11/30
- Re: [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, Gleb Natapov, 2009/11/30
- Re: [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, Avi Kivity, 2009/11/30
- Re: [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, Glauber Costa, 2009/11/30
- Re: [Qemu-devel] [PATCH 5/7] tell kernel about all registers instead of just mp_state, Avi Kivity, 2009/11/30
- Re: [Qemu-devel] [PATCH 4/7] qemu_flush_work for remote vcpu execution, Avi Kivity, 2009/11/29
- Re: [Qemu-devel] [PATCH 4/7] qemu_flush_work for remote vcpu execution,
Glauber Costa <=
- Re: [Qemu-devel] [PATCH 4/7] qemu_flush_work for remote vcpu execution, Avi Kivity, 2009/11/30
- [Qemu-devel] Re: [PATCH 4/7] qemu_flush_work for remote vcpu execution, Paolo Bonzini, 2009/11/30
- Re: [Qemu-devel] [PATCH 2/7] store thread-specific env information, Avi Kivity, 2009/11/29
- 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, Avi Kivity, 2009/11/29
- 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