diff options
| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2010-02-25 14:06:47 -0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2010-02-26 08:20:46 +0100 |
| commit | d9f1bb6ad7fc53c406706f47858dd5ff030b14a3 (patch) | |
| tree | 4af519d68b396e372e6a5afbb5e968de3bacd123 /include/linux/rcutiny.h | |
| parent | rcu: Make lockdep_rcu_dereference() message less alarmist (diff) | |
| download | linux-dev-d9f1bb6ad7fc53c406706f47858dd5ff030b14a3.tar.xz linux-dev-d9f1bb6ad7fc53c406706f47858dd5ff030b14a3.zip | |
rcu: Make rcu_read_lock_sched_held() take boot time into account
Before the scheduler starts, all tasks are non-preemptible by
definition. So, during that time, rcu_read_lock_sched_held()
needs to always return "true". This patch makes that be so.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: laijs@cn.fujitsu.com
Cc: dipankar@in.ibm.com
Cc: mathieu.desnoyers@polymtl.ca
Cc: josh@joshtriplett.org
Cc: dvhltc@us.ibm.com
Cc: niv@us.ibm.com
Cc: peterz@infradead.org
Cc: rostedt@goodmis.org
Cc: Valdis.Kletnieks@vt.edu
Cc: dhowells@redhat.com
LKML-Reference: <1267135607-7056-2-git-send-email-paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/rcutiny.h')
| -rw-r--r-- | include/linux/rcutiny.h | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index 2b70d4e37383..a5195875480a 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -105,10 +105,6 @@ static inline void rcu_exit_nohz(void) #endif /* #else #ifdef CONFIG_NO_HZ */ -static inline void rcu_scheduler_starting(void) -{ -} - static inline void exit_rcu(void) { } |