linux/tools/lib/lockdep/common.c

29 lines
575 B
C
Raw Normal View History

#include <stddef.h>
#include <stdbool.h>
#include <linux/compiler.h>
#include <linux/lockdep.h>
#include <unistd.h>
#include <sys/syscall.h>
static __thread struct task_struct current_obj;
/* lockdep wants these */
bool debug_locks = true;
bool debug_locks_silent;
__attribute__((destructor)) static void liblockdep_exit(void)
{
debug_check_no_locks_held();
}
struct task_struct *__curr(void)
{
if (current_obj.pid == 0) {
/* Makes lockdep output pretty */
prctl(PR_GET_NAME, current_obj.comm);
current_obj.pid = syscall(__NR_gettid);
}
return &current_obj;
}