kcov: move t->kcov_sequence assignment

Move t->kcov_sequence assignment before assigning t->kcov_mode for
consistency.

Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Alexander Potapenko <glider@google.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Marco Elver <elver@google.com>
Cc: Andrey Konovalov <andreyknvl@gmail.com>
Link: http://lkml.kernel.org/r/5889efe35e0b300e69dba97216b1288d9c2428a8.1585233617.git.andreyknvl@google.com
Link: http://lkml.kernel.org/r/f0283c676bab3335cb48bfe12d375a3da4719f59.1584655448.git.andreyknvl@google.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/kernel/kcov.c b/kernel/kcov.c
index 96dbc19..7cd05bd 100644 (file)
--- a/kernel/kcov.c
+++ b/kernel/kcov.c
@@ -318,10 +318,10 @@ static void kcov_start(struct task_struct *t, struct kcov *kcov,
        /* Cache in task struct for performance. */
        t->kcov_size = size;
        t->kcov_area = area;
+       t->kcov_sequence = sequence;
        /* See comment in check_kcov_mode(). */
        barrier();
        WRITE_ONCE(t->kcov_mode, mode);
-       t->kcov_sequence = sequence;
 }
 
 static void kcov_stop(struct task_struct *t)