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plugins: add userdata to qemu_plugin_vcpu_for_each

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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>
This commit is contained in:
Pierrick Bouvier
2026-06-15 12:35:10 -07:00
parent e12944179a
commit 0079bbd8d5
2 changed files with 9 additions and 4 deletions
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4
include/plugins/qemu-plugin.h
View File

@@ -957,6 +957,7 @@ const char *qemu_plugin_insn_symbol(const struct qemu_plugin_insn *insn);
* qemu_plugin_vcpu_for_each() - iterate over the existing vCPU
* @id: plugin ID
* @cb: callback function
* @userdata: user data for callback
*
* The @cb function is called once for each existing vCPU.
*
@@ -964,7 +965,8 @@ const char *qemu_plugin_insn_symbol(const struct qemu_plugin_insn *insn);
*/
QEMU_PLUGIN_API
void qemu_plugin_vcpu_for_each(qemu_plugin_id_t id,
qemu_plugin_vcpu_simple_cb_t cb);
qemu_plugin_vcpu_udata_cb_t cb,
void *userdata);
/**
* qemu_plugin_register_flush_cb() - register code cache flush callback

9
plugins/core.c
View File

@@ -297,18 +297,20 @@ void qemu_plugin_vcpu_exit_hook(CPUState *cpu)
struct plugin_for_each_args {
struct qemu_plugin_ctx *ctx;
qemu_plugin_vcpu_simple_cb_t cb;
qemu_plugin_vcpu_udata_cb_t cb;
void *userdata;
};
static void plugin_vcpu_for_each(gpointer k, gpointer v, gpointer udata)
{
struct plugin_for_each_args *args = udata;
int cpu_index = *(int *)k;
args->cb(cpu_index);
args->cb(cpu_index, args->userdata);
}
void qemu_plugin_vcpu_for_each(qemu_plugin_id_t id,
qemu_plugin_vcpu_simple_cb_t cb)
qemu_plugin_vcpu_udata_cb_t cb,
void *userdata)
{
struct plugin_for_each_args args;
@@ -318,6 +320,7 @@ void qemu_plugin_vcpu_for_each(qemu_plugin_id_t id,
qemu_rec_mutex_lock(&plugin.lock);
args.ctx = plugin_id_to_ctx_locked(id);
args.cb = cb;
args.userdata = userdata;
g_hash_table_foreach(plugin.cpu_ht, plugin_vcpu_for_each, &args);
qemu_rec_mutex_unlock(&plugin.lock);
}