/**
* process_vm_rw_pages - read/write pages from task specified
* @pages: array of pointers to pages we want to copy
- * @start_offset: offset in page to start copying from/to
+ * @offset: offset in page to start copying from/to
* @len: number of bytes to copy
* @iter: where to copy to/from locally
* @vm_write: 0 means copy from, 1 means copy to
* @riovcnt: size of rvec array
* @flags: currently unused
* @vm_write: 0 if reading from other process, 1 if writing to other process
+ *
* Returns the number of bytes read/written or error code. May
* return less bytes than expected if an error occurs during the copying
* process.
}
/* Get process information */
- rcu_read_lock();
- task = find_task_by_vpid(pid);
- if (task)
- get_task_struct(task);
- rcu_read_unlock();
+ task = find_get_task_by_vpid(pid);
if (!task) {
rc = -ESRCH;
goto free_proc_pages;
* @riovcnt: size of rvec array
* @flags: currently unused
* @vm_write: 0 if reading from other process, 1 if writing to other process
+ *
* Returns the number of bytes read/written or error code. May
* return less bytes than expected if an error occurs during the copying
* process.