diff options
| -rw-r--r-- | include/linux/rcupdate.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index ed4f5939a452..386ba288084a 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h | |||
| @@ -582,11 +582,11 @@ static inline void rcu_preempt_sleep_check(void) | |||
| 582 | }) | 582 | }) |
| 583 | #define __rcu_dereference_check(p, c, space) \ | 583 | #define __rcu_dereference_check(p, c, space) \ |
| 584 | ({ \ | 584 | ({ \ |
| 585 | typeof(*p) *_________p1 = (typeof(*p) *__force)ACCESS_ONCE(p); \ | 585 | /* Dependency order vs. p above. */ \ |
| 586 | typeof(*p) *________p1 = (typeof(*p) *__force)lockless_dereference(p); \ | ||
| 586 | rcu_lockdep_assert(c, "suspicious rcu_dereference_check() usage"); \ | 587 | rcu_lockdep_assert(c, "suspicious rcu_dereference_check() usage"); \ |
| 587 | rcu_dereference_sparse(p, space); \ | 588 | rcu_dereference_sparse(p, space); \ |
| 588 | smp_read_barrier_depends(); /* Dependency order vs. p above. */ \ | 589 | ((typeof(*p) __force __kernel *)(________p1)); \ |
| 589 | ((typeof(*p) __force __kernel *)(_________p1)); \ | ||
| 590 | }) | 590 | }) |
| 591 | #define __rcu_dereference_protected(p, c, space) \ | 591 | #define __rcu_dereference_protected(p, c, space) \ |
| 592 | ({ \ | 592 | ({ \ |
| @@ -603,10 +603,10 @@ static inline void rcu_preempt_sleep_check(void) | |||
| 603 | }) | 603 | }) |
| 604 | #define __rcu_dereference_index_check(p, c) \ | 604 | #define __rcu_dereference_index_check(p, c) \ |
| 605 | ({ \ | 605 | ({ \ |
| 606 | typeof(p) _________p1 = ACCESS_ONCE(p); \ | 606 | /* Dependency order vs. p above. */ \ |
| 607 | typeof(p) _________p1 = lockless_dereference(p); \ | ||
| 607 | rcu_lockdep_assert(c, \ | 608 | rcu_lockdep_assert(c, \ |
| 608 | "suspicious rcu_dereference_index_check() usage"); \ | 609 | "suspicious rcu_dereference_index_check() usage"); \ |
| 609 | smp_read_barrier_depends(); /* Dependency order vs. p above. */ \ | ||
| 610 | (_________p1); \ | 610 | (_________p1); \ |
| 611 | }) | 611 | }) |
| 612 | 612 | ||
