cpu: _bsp() -> get_bsp()

kernel-src/arch/x86-64/main.c

@@ -130,6 +130,6 @@ void kernel_entry() {
 	sched_threadexit();
 }
 
-cpu_t *_bsp(void) {
+cpu_t *get_bsp(void) {
 	return &bsp_cpu;
 }

kernel-src/include/x86-64/arch/cpu.h

@@ -54,7 +54,7 @@ static inline uint16_t be_to_cpu_w(uint16_t w) {
 	return __builtin_bswap16(w);
 }
 
-cpu_t *_bsp(void);
+cpu_t *get_bsp(void);
 
 static inline thread_t *current_thread(void) {
 	thread_t *thread;

kernel-src/io/acpi/glue.c

@@ -355,7 +355,7 @@ static void acpi_dowork(struct acpi_workctx *ctx) {
 }
 
 static void acpi_dogpework() {
-	sched_targetcpu(_bsp());
+	sched_targetcpu(get_bsp());
 	sched_yield();
 
 	acpi_dowork(&gpework);