pythongh-118518: Use the raw syscall directly for gettid (python#118592)

Author: pablogsal

Python/perf_jit_trampoline.c

@@ -13,6 +13,7 @@
 #include <sys/types.h>
 #include <unistd.h>               // sysconf()
 #include <sys/time.h>           // gettimeofday()
+#include <sys/syscall.h>
 
 // ----------------------------------
 //         Perf jitdump API
@@ -575,7 +576,7 @@ static void perf_map_jit_write_entry(void *state, const void *code_addr,
     ev.base.size = sizeof(ev) + (name_length+1) + size;
     ev.base.time_stamp = get_current_monotonic_ticks();
     ev.process_id = getpid();
-    ev.thread_id = gettid();
+    ev.thread_id = syscall(SYS_gettid);
     ev.vma = base;
     ev.code_address = base;
     ev.code_size = size;