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plugins: add qemu_plugin_num_vcpus function

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We now keep track of how many vcpus were started. This way, a plugin can
easily query number of any vcpus at any point of execution, which
unifies user and system mode workflows.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240213094009.150349-3-pierrick.bouvier@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240227144335.1196131-17-alex.bennee@linaro.org>
This commit is contained in:
Pierrick Bouvier 2024-02-27 14:43:22 +00:00 • committed by Alex Bennée
parent 926e146eff
commit 4a448b148c
5 changed files with 19 additions and 0 deletions
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4
plugins/plugin.h
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@ -44,6 +44,8 @@ struct qemu_plugin_state {
* the code cache is flushed.
*/
struct qht dyn_cb_arr_ht;
/* How many vcpus were started */
int num_vcpus;
};
@ -97,4 +99,6 @@ void plugin_register_vcpu_mem_cb(GArray **arr,
void exec_inline_op(struct qemu_plugin_dyn_cb *cb);
int plugin_num_vcpus(void);
#endif /* PLUGIN_H */