diff options
author | Bart Van Assche <bvanassche@acm.org> | 2018-12-07 04:11:31 +0300 |
---|---|---|
committer | Ingo Molnar <mingo@kernel.org> | 2018-12-11 16:54:51 +0300 |
commit | 886adbed7ac19352315e9f1dd880360c7544d25c (patch) | |
tree | fdce17cf754c5684a362cae9202ef7752af52a16 /tools/lib | |
parent | ac862d9b2fd084b50ee7a332a35d8d8d3228ce09 (diff) | |
download | linux-886adbed7ac19352315e9f1dd880360c7544d25c.tar.xz |
tools/lib/lockdep/tests: Test the lockdep_reset_lock() implementation
This patch makes sure that the lockdep_reset_lock() function gets
tested.
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sasha Levin <sasha.levin@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Waiman Long <longman@redhat.com>
Cc: johannes.berg@intel.com
Cc: tj@kernel.org
Link: https://lkml.kernel.org/r/20181207011148.251812-8-bvanassche@acm.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/lib')
-rw-r--r-- | tools/lib/lockdep/include/liblockdep/common.h | 1 | ||||
-rw-r--r-- | tools/lib/lockdep/include/liblockdep/mutex.h | 1 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/ABBA.c | 3 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/ABBCCA.c | 4 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/ABBCCDDA.c | 5 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/ABCABC.c | 4 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/ABCDBCDA.c | 5 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/ABCDBDDA.c | 5 | ||||
-rw-r--r-- | tools/lib/lockdep/tests/unlock_balance.c | 2 |
9 files changed, 30 insertions, 0 deletions
diff --git a/tools/lib/lockdep/include/liblockdep/common.h b/tools/lib/lockdep/include/liblockdep/common.h index 8862da80995a..d640a9761f09 100644 --- a/tools/lib/lockdep/include/liblockdep/common.h +++ b/tools/lib/lockdep/include/liblockdep/common.h @@ -44,6 +44,7 @@ void lock_acquire(struct lockdep_map *lock, unsigned int subclass, struct lockdep_map *nest_lock, unsigned long ip); void lock_release(struct lockdep_map *lock, int nested, unsigned long ip); +void lockdep_reset_lock(struct lockdep_map *lock); extern void debug_check_no_locks_freed(const void *from, unsigned long len); #define STATIC_LOCKDEP_MAP_INIT(_name, _key) \ diff --git a/tools/lib/lockdep/include/liblockdep/mutex.h b/tools/lib/lockdep/include/liblockdep/mutex.h index a80ac39f966e..2073d4e1f2f0 100644 --- a/tools/lib/lockdep/include/liblockdep/mutex.h +++ b/tools/lib/lockdep/include/liblockdep/mutex.h @@ -54,6 +54,7 @@ static inline int liblockdep_pthread_mutex_trylock(liblockdep_pthread_mutex_t *l static inline int liblockdep_pthread_mutex_destroy(liblockdep_pthread_mutex_t *lock) { + lockdep_reset_lock(&lock->dep_map); return pthread_mutex_destroy(&lock->mutex); } diff --git a/tools/lib/lockdep/tests/ABBA.c b/tools/lib/lockdep/tests/ABBA.c index 1460afd33d71..623313f54720 100644 --- a/tools/lib/lockdep/tests/ABBA.c +++ b/tools/lib/lockdep/tests/ABBA.c @@ -11,4 +11,7 @@ void main(void) LOCK_UNLOCK_2(a, b); LOCK_UNLOCK_2(b, a); + + pthread_mutex_destroy(&b); + pthread_mutex_destroy(&a); } diff --git a/tools/lib/lockdep/tests/ABBCCA.c b/tools/lib/lockdep/tests/ABBCCA.c index a54c1b2af118..48446129d496 100644 --- a/tools/lib/lockdep/tests/ABBCCA.c +++ b/tools/lib/lockdep/tests/ABBCCA.c @@ -13,4 +13,8 @@ void main(void) LOCK_UNLOCK_2(a, b); LOCK_UNLOCK_2(b, c); LOCK_UNLOCK_2(c, a); + + pthread_mutex_destroy(&c); + pthread_mutex_destroy(&b); + pthread_mutex_destroy(&a); } diff --git a/tools/lib/lockdep/tests/ABBCCDDA.c b/tools/lib/lockdep/tests/ABBCCDDA.c index aa5d194e8869..3570bf7b3804 100644 --- a/tools/lib/lockdep/tests/ABBCCDDA.c +++ b/tools/lib/lockdep/tests/ABBCCDDA.c @@ -15,4 +15,9 @@ void main(void) LOCK_UNLOCK_2(b, c); LOCK_UNLOCK_2(c, d); LOCK_UNLOCK_2(d, a); + + pthread_mutex_destroy(&d); + pthread_mutex_destroy(&c); + pthread_mutex_destroy(&b); + pthread_mutex_destroy(&a); } diff --git a/tools/lib/lockdep/tests/ABCABC.c b/tools/lib/lockdep/tests/ABCABC.c index b54a08e60416..a1c4659894cd 100644 --- a/tools/lib/lockdep/tests/ABCABC.c +++ b/tools/lib/lockdep/tests/ABCABC.c @@ -13,4 +13,8 @@ void main(void) LOCK_UNLOCK_2(a, b); LOCK_UNLOCK_2(c, a); LOCK_UNLOCK_2(b, c); + + pthread_mutex_destroy(&c); + pthread_mutex_destroy(&b); + pthread_mutex_destroy(&a); } diff --git a/tools/lib/lockdep/tests/ABCDBCDA.c b/tools/lib/lockdep/tests/ABCDBCDA.c index a56742250d86..335af1c90ab5 100644 --- a/tools/lib/lockdep/tests/ABCDBCDA.c +++ b/tools/lib/lockdep/tests/ABCDBCDA.c @@ -15,4 +15,9 @@ void main(void) LOCK_UNLOCK_2(c, d); LOCK_UNLOCK_2(b, c); LOCK_UNLOCK_2(d, a); + + pthread_mutex_destroy(&d); + pthread_mutex_destroy(&c); + pthread_mutex_destroy(&b); + pthread_mutex_destroy(&a); } diff --git a/tools/lib/lockdep/tests/ABCDBDDA.c b/tools/lib/lockdep/tests/ABCDBDDA.c index 238a3353f3c3..3c5972863049 100644 --- a/tools/lib/lockdep/tests/ABCDBDDA.c +++ b/tools/lib/lockdep/tests/ABCDBDDA.c @@ -15,4 +15,9 @@ void main(void) LOCK_UNLOCK_2(c, d); LOCK_UNLOCK_2(b, d); LOCK_UNLOCK_2(d, a); + + pthread_mutex_destroy(&d); + pthread_mutex_destroy(&c); + pthread_mutex_destroy(&b); + pthread_mutex_destroy(&a); } diff --git a/tools/lib/lockdep/tests/unlock_balance.c b/tools/lib/lockdep/tests/unlock_balance.c index 34cf32f689de..dba25064b50a 100644 --- a/tools/lib/lockdep/tests/unlock_balance.c +++ b/tools/lib/lockdep/tests/unlock_balance.c @@ -10,4 +10,6 @@ void main(void) pthread_mutex_lock(&a); pthread_mutex_unlock(&a); pthread_mutex_unlock(&a); + + pthread_mutex_destroy(&a); } |