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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2010-02-25 14:06:47 -0800
committerIngo Molnar <mingo@elte.hu>2010-02-26 08:20:46 +0100
commitd9f1bb6ad7fc53c406706f47858dd5ff030b14a3 (patch)
tree4af519d68b396e372e6a5afbb5e968de3bacd123 /include/linux/rcutiny.h
parent056ba4a9bea5f32781a36b797c562fb731e5eaa6 (diff)
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.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index 2b70d4e3738..a5195875480 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)
{
}