[PATCH] lockdep: locking init debugging improvement

Locking init improvement:

 - introduce and use __SPIN_LOCK_UNLOCKED for array initializations,
   to pass in the name string of locks, used by debugging

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 164bdda..4c3a5ca 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -416,7 +416,7 @@ static struct entropy_store input_pool = {
 	.poolinfo = &poolinfo_table[0],
 	.name = "input",
 	.limit = 1,
-	.lock = SPIN_LOCK_UNLOCKED,
+	.lock = __SPIN_LOCK_UNLOCKED(&input_pool.lock),
 	.pool = input_pool_data
 };
 
@@ -425,7 +425,7 @@ static struct entropy_store blocking_pool = {
 	.name = "blocking",
 	.limit = 1,
 	.pull = &input_pool,
-	.lock = SPIN_LOCK_UNLOCKED,
+	.lock = __SPIN_LOCK_UNLOCKED(&blocking_pool.lock),
 	.pool = blocking_pool_data
 };
 
@@ -433,7 +433,7 @@ static struct entropy_store nonblocking_pool = {
 	.poolinfo = &poolinfo_table[1],
 	.name = "nonblocking",
 	.pull = &input_pool,
-	.lock = SPIN_LOCK_UNLOCKED,
+	.lock = __SPIN_LOCK_UNLOCKED(&nonblocking_pool.lock),
 	.pool = nonblocking_pool_data
 };