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cpus-common: Introduce async_safe_run_on_cpu()

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Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2016-08-28 05:38:24 +02:00
parent 758e1b2b62
commit 53f5ed9506
2 changed files with 45 additions and 2 deletions
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14
include/qom/cpu.h
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@ -655,6 +655,20 @@ void run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data);
*/
void async_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data);
/**
* async_safe_run_on_cpu:
* @cpu: The vCPU to run on.
* @func: The function to be executed.
* @data: Data to pass to the function.
*
* Schedules the function @func for execution on the vCPU @cpu asynchronously,
* while all other vCPUs are sleeping.
*
* Unlike run_on_cpu and async_run_on_cpu, the function is run outside the
* BQL.
*/
void async_safe_run_on_cpu(CPUState *cpu, run_on_cpu_func func, void *data);
/**
* qemu_get_cpu:
* @index: The CPUState@cpu_index value of the CPU to obtain.