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hax-all: make async_safe_run_on_cpu safe on HAX too 

While at it, drop the current_cpu assignment since this is a
per-thread variable on modern QEMU.

Cc: Vincent Palatin <vpalatin@chromium.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2017-06-08 16:49:05 +02:00
parent 1d78a3c3ab
commit 457e03559d
1 changed files with 2 additions and 1 deletions
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3
target/i386/hax-all.c
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@ -514,9 +514,10 @@ static int hax_vcpu_hax_exec(CPUArchState *env)
hax_vcpu_interrupt(env); hax_vcpu_interrupt(env);
qemu_mutex_unlock_iothread(); qemu_mutex_unlock_iothread();
cpu_exec_start(cpu);
hax_ret = hax_vcpu_run(vcpu); hax_ret = hax_vcpu_run(vcpu);
cpu_exec_end(cpu);
qemu_mutex_lock_iothread(); qemu_mutex_lock_iothread();
current_cpu = cpu;
/* Simply continue the vcpu_run if system call interrupted */ /* Simply continue the vcpu_run if system call interrupted */
if (hax_ret == -EINTR || hax_ret == -EAGAIN) { if (hax_ret == -EINTR || hax_ret == -EAGAIN) {