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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-15 09:42:32 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-07-15 09:42:32 -0700 |
| commit | ecb41832bd2a7a3f8ac93527cec5e51e3827daed (patch) | |
| tree | a382a3719eca9ac8a22ae7f1715d0bd4843dc8e2 /include/linux/rcupdate.h | |
| parent | d38b6cf50a6b911ee46683330f3af17fcceca509 (diff) | |
| parent | 0ecfebd2b52404ae0c54a878c872bb93363ada36 (diff) | |
| download | linux-ecb41832bd2a7a3f8ac93527cec5e51e3827daed.tar.gz linux-ecb41832bd2a7a3f8ac93527cec5e51e3827daed.zip | |
Merge tag 'v5.2' into next
Sync up with mainline to resolve conflicts in iforce driver.
Diffstat (limited to 'include/linux/rcupdate.h')
| -rw-r--r-- | include/linux/rcupdate.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 6cdb1db776cf..b25d20822e75 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -56,14 +56,12 @@ void __rcu_read_unlock(void); static inline void __rcu_read_lock(void) { - if (IS_ENABLED(CONFIG_PREEMPT_COUNT)) - preempt_disable(); + preempt_disable(); } static inline void __rcu_read_unlock(void) { - if (IS_ENABLED(CONFIG_PREEMPT_COUNT)) - preempt_enable(); + preempt_enable(); } static inline int rcu_preempt_depth(void) @@ -878,9 +876,11 @@ static inline void rcu_head_init(struct rcu_head *rhp) static inline bool rcu_head_after_call_rcu(struct rcu_head *rhp, rcu_callback_t f) { - if (READ_ONCE(rhp->func) == f) + rcu_callback_t func = READ_ONCE(rhp->func); + + if (func == f) return true; - WARN_ON_ONCE(READ_ONCE(rhp->func) != (rcu_callback_t)~0L); + WARN_ON_ONCE(func != (rcu_callback_t)~0L); return false; } |