[ERD][NEUS7920-76] [COMMON] lib: dss: add missing logging for spin_trylock
authorHosung Kim <hosung0.kim@samsung.com>
Wed, 12 Sep 2018 01:44:12 +0000 (10:44 +0900)
committerKim Gunho <gunho.kim@samsung.com>
Fri, 30 Aug 2019 07:58:56 +0000 (16:58 +0900)
This commit adds missing logging when using spin_trylock.
It was logging only exit(en = 3) before when using spin_trylock.

Change-Id: I8776a20846f6b1bfca5da7e77f051c9a3f28c9b5
Signed-off-by: Hosung Kim <hosung0.kim@samsung.com>
include/linux/spinlock_api_smp.h

index b110f1998952276aa292982ed64425daed5e36f1..3b6316dfc2012d98a5ae8e91aca18777e379c28b 100644 (file)
@@ -87,7 +87,9 @@ static inline int __raw_spin_trylock(raw_spinlock_t *lock)
 {
        preempt_disable();
        if (do_raw_spin_trylock(lock)) {
+               dbg_snapshot_spinlock(lock, 1);
                spin_acquire(&lock->dep_map, 0, 1, _RET_IP_);
+               dbg_snapshot_spinlock(lock, 2);
                return 1;
        }
        preempt_enable();