projects
/
cascardo
/
linux.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
bna: use BIT(x) instead of (1 << x)
[cascardo/linux.git]
/
lib
/
lockref.c
diff --git
a/lib/lockref.c
b/lib/lockref.c
index
ecb9a66
..
494994b
100644
(file)
--- a/
lib/lockref.c
+++ b/
lib/lockref.c
@@
-18,7
+18,7
@@
#define CMPXCHG_LOOP(CODE, SUCCESS) do { \
struct lockref old; \
BUILD_BUG_ON(sizeof(old) != 8); \
#define CMPXCHG_LOOP(CODE, SUCCESS) do { \
struct lockref old; \
BUILD_BUG_ON(sizeof(old) != 8); \
- old.lock_count =
ACCESS_ONCE(lockref->lock_count);
\
+ old.lock_count =
READ_ONCE(lockref->lock_count);
\
while (likely(arch_spin_value_unlocked(old.lock.rlock.raw_lock))) { \
struct lockref new = old, prev = old; \
CODE \
while (likely(arch_spin_value_unlocked(old.lock.rlock.raw_lock))) { \
struct lockref new = old, prev = old; \
CODE \