From: Jan Kiszka <[email protected]> Validate that KVM vcpu state is only read/written from cpu thread itself or that cpu is stopped.
Signed-off-by: Marcelo Tosatti <[email protected]> Signed-off-by: Avi Kivity <[email protected]> --- target-i386/kvm.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/target-i386/kvm.c b/target-i386/kvm.c index f73b47b..c9ec72e 100644 --- a/target-i386/kvm.c +++ b/target-i386/kvm.c @@ -949,6 +949,8 @@ int kvm_arch_put_registers(CPUState *env, int level) { int ret; + assert(cpu_is_stopped(env) || qemu_cpu_self(env)); + ret = kvm_getput_regs(env, 1); if (ret < 0) return ret; @@ -991,6 +993,8 @@ int kvm_arch_get_registers(CPUState *env) { int ret; + assert(cpu_is_stopped(env) || qemu_cpu_self(env)); + ret = kvm_getput_regs(env, 0); if (ret < 0) return ret; -- 1.6.6.1 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
