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Re: [Qemu-devel] [PATCH 2/2] kvm: use per-cpu lock to free vcpu thread o
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From: |
Wei-Ren Chen |
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Subject: |
Re: [Qemu-devel] [PATCH 2/2] kvm: use per-cpu lock to free vcpu thread out of the big lock |
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Date: |
Fri, 22 Jun 2012 10:29:53 +0800 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
Hi Liu,
On Thu, Jun 21, 2012 at 11:06:58PM +0800, Liu Ping Fan wrote:
> In order to break the big lock, using per-cpu_lock in kvm_cpu_exec()
> to protect the race from other cpu's access to env->apic_state & related
> field in env.
Can this also be applied on tcg_cpu_exec(), too?
Regards,
chenwj
--
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667
Homepage: http://people.cs.nctu.edu.tw/~chenwj
- [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Liu Ping Fan, 2012/06/21
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Jan Kiszka, 2012/06/21
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, liu ping fan, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Jan Kiszka, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Anthony Liguori, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Jan Kiszka, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Anthony Liguori, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Jan Kiszka, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Anthony Liguori, 2012/06/22
- Re: [Qemu-devel] [RFC] use little granularity lock to substitue qemu_mutex_lock_iothread, Jan Kiszka, 2012/06/23