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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2010-01-04 15:09:10 -0800
committerIngo Molnar <mingo@elte.hu>2010-01-13 09:06:05 +0100
commitbf66f18e79e34c421bbd8f6511e2c556b779df2f (patch)
tree2348e3bc8392addf7959fbe94003f7e0da2a1c8b /include/linux/rcutiny.h
parentrcu: Make force_quiescent_state() start grace period if needed (diff)
downloadlinux-dev-bf66f18e79e34c421bbd8f6511e2c556b779df2f.tar.xz
linux-dev-bf66f18e79e34c421bbd8f6511e2c556b779df2f.zip
rcu: Add force_quiescent_state() testing to rcutorture
Add force_quiescent_state() testing to rcutorture, with a separate thread that repeatedly invokes force_quiescent_state() in bursts. This can greatly increase the probability of encountering certain types of race conditions. Suggested-by: Josh Triplett <josh@joshtriplett.org> 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: <1262646551116-git-send-email-> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/rcutiny.h')
-rw-r--r--include/linux/rcutiny.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h
index 96cc307ed9f4..2b70d4e37383 100644
--- a/include/linux/rcutiny.h
+++ b/include/linux/rcutiny.h
@@ -62,6 +62,18 @@ static inline long rcu_batches_completed_bh(void)
extern int rcu_expedited_torture_stats(char *page);
+static inline void rcu_force_quiescent_state(void)
+{
+}
+
+static inline void rcu_bh_force_quiescent_state(void)
+{
+}
+
+static inline void rcu_sched_force_quiescent_state(void)
+{
+}
+
#define synchronize_rcu synchronize_sched
static inline void synchronize_rcu_expedited(void)