struct iovec iovstack[UIO_FASTIOV], iovec;
struct iovec *iov = iovstack;
struct iov_iter iter;
- struct pid *pid;
struct task_struct *task;
struct mm_struct *mm;
size_t total_len;
if (ret < 0)
goto out;
- pid = pidfd_get_pid(pidfd, &f_flags);
- if (IS_ERR(pid)) {
- ret = PTR_ERR(pid);
+ task = pidfd_get_task(pidfd, &f_flags);
+ if (IS_ERR(task)) {
+ ret = PTR_ERR(task);
goto free_iov;
}
- task = get_pid_task(pid, PIDTYPE_PID);
- if (!task) {
- ret = -ESRCH;
- goto put_pid;
- }
-
if (!process_madvise_behavior_valid(behavior)) {
ret = -EINVAL;
goto release_task;
mmput(mm);
release_task:
put_task_struct(task);
-put_pid:
- put_pid(pid);
free_iov:
kfree(iov);
out: