kdb: use task_cpu() instead of task_thread_info()->cpu

We'll need this cleanup to make the cpu field in thread_info be
optional.

Link: http://lkml.kernel.org/r/da298328dc77ea494576c2f20a934218e758a6fa.1468523549.git.luto@kernel.org
Signed-off-by: Andy Lutomirski <[email protected]>
Cc: Jason Wessel <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

diff --git a/include/linux/kdb.h b/include/linux/kdb.h
index a19bcf9e762e1d4886e8bd5ed202e4485ba8cf3e..410decacff8fc7907622e99b9cbf7f3c32b1aefb 100644 (file)
--- a/include/linux/kdb.h
+++ b/include/linux/kdb.h
@@ -177,7 +177,7 @@ extern int kdb_get_kbd_char(void);
 static inline
 int kdb_process_cpu(const struct task_struct *p)
 {
-       unsigned int cpu = task_thread_info(p)->cpu;
+       unsigned int cpu = task_cpu(p);
        if (cpu > num_possible_cpus())
                cpu = 0;
        return cpu;