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[Qemu-devel] [PATCH 02/12] kvm: set cpu_single_env around KVM_RUN ioctl
From: |
Marcelo Tosatti |
Subject: |
[Qemu-devel] [PATCH 02/12] kvm: set cpu_single_env around KVM_RUN ioctl |
Date: |
Wed, 12 May 2010 18:24:56 -0300 |
Zero cpu_single_env before leaving global lock protection, and
restore on return.
Signed-off-by: Marcelo Tosatti <address@hidden>
Signed-off-by: Avi Kivity <address@hidden>
---
kvm-all.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/kvm-all.c b/kvm-all.c
index 6962b2b..fbd084c 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -838,9 +838,11 @@ int kvm_cpu_exec(CPUState *env)
}
kvm_arch_pre_run(env, run);
+ cpu_single_env = NULL;
qemu_mutex_unlock_iothread();
ret = kvm_vcpu_ioctl(env, KVM_RUN, 0);
qemu_mutex_lock_iothread();
+ cpu_single_env = env;
kvm_arch_post_run(env, run);
if (ret == -EINTR || ret == -EAGAIN) {
--
1.6.6.1
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, (continued)
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Alexander Graf, 2010/05/14
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Udo Lembke, 2010/05/19
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Avi Kivity, 2010/05/19
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Udo Lembke, 2010/05/19
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Avi Kivity, 2010/05/20
- [Qemu-devel] Re: [PATCH 10/12] kvm: enable smp > 1, Udo Lembke, 2010/05/20
[Qemu-devel] [PATCH 01/12] Fix -mem-path with hugetlbfs, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 11/12] Do not stop VM if emulation failed in userspace., Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 03/12] make SIG_IPI to tcg vcpu thread reliable, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 07/12] add cpu_is_stopped helper, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 02/12] kvm: set cpu_single_env around KVM_RUN ioctl,
Marcelo Tosatti <=
[Qemu-devel] [PATCH 09/12] kvm: validate context for kvm cpu get/put operations, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 05/12] port qemu-kvm's on_vcpu code, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 06/12] kvm: synchronize state from cpu context, Marcelo Tosatti, 2010/05/12
[Qemu-devel] [PATCH 04/12] standardize on qemu_cpu_kick for signalling cpu thread(s), Marcelo Tosatti, 2010/05/12
Re: [Qemu-devel] [PATCH 00/12] [PULL] qemu-kvm.git uq/master queue, Anthony Liguori, 2010/05/17