plugins: add userdata to qemu_plugin_vcpu_for_each
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org> Link: https://lore.kernel.org/qemu-devel/20260615193526.2883349-12-pierrick.bouvier@oss.qualcomm.com Signed-off-by: Pierrick Bouvier <pierrick.bouvier@oss.qualcomm.com>
Pierrick Bouvier committed
Jun 15, 2026 at 12:35 UTC
0079bbd8d5d2b849f10f2ecfd8e144de17f31831
2 files changed
+9
-4
include/plugins/qemu-plugin.h
+3
-1
@@ -957,6 +957,7 @@ const char *qemu_plugin_insn_symbol(const struct qemu_plugin_insn *insn);
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* qemu_plugin_vcpu_for_each() - iterate over the existing vCPU
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* @id: plugin ID
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* @cb: callback function
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+ * @userdata: user data for callback
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*
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* The @cb function is called once for each existing vCPU.
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*
@@ -964,7 +965,8 @@ const char *qemu_plugin_insn_symbol(const struct qemu_plugin_insn *insn);
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*/
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QEMU_PLUGIN_API
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void qemu_plugin_vcpu_for_each(qemu_plugin_id_t id,
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- qemu_plugin_vcpu_simple_cb_t cb);
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+ qemu_plugin_vcpu_udata_cb_t cb,
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+ void *userdata);
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/**
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* qemu_plugin_register_flush_cb() - register code cache flush callback
plugins/core.c
+6
-3
@@ -297,18 +297,20 @@ void qemu_plugin_vcpu_exit_hook(CPUState *cpu)
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struct plugin_for_each_args {
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struct qemu_plugin_ctx *ctx;
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- qemu_plugin_vcpu_simple_cb_t cb;
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+ qemu_plugin_vcpu_udata_cb_t cb;
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+ void *userdata;
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};
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static void plugin_vcpu_for_each(gpointer k, gpointer v, gpointer udata)
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{
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struct plugin_for_each_args *args = udata;
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int cpu_index = *(int *)k;
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- args->cb(cpu_index);
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+ args->cb(cpu_index, args->userdata);
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}
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void qemu_plugin_vcpu_for_each(qemu_plugin_id_t id,
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- qemu_plugin_vcpu_simple_cb_t cb)
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+ qemu_plugin_vcpu_udata_cb_t cb,
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+ void *userdata)
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{
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struct plugin_for_each_args args;
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@@ -318,6 +320,7 @@ void qemu_plugin_vcpu_for_each(qemu_plugin_id_t id,
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qemu_rec_mutex_lock(&plugin.lock);
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args.ctx = plugin_id_to_ctx_locked(id);
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args.cb = cb;
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+ args.userdata = userdata;
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g_hash_table_foreach(plugin.cpu_ht, plugin_vcpu_for_each, &args);
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qemu_rec_mutex_unlock(&plugin.lock);
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}