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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-01-11 15:30:36 -0800
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-02-21 09:03:40 -0800
commitafef20540f7cd1ea91bc1ac20be238389eee4003 (patch)
tree876449c4304fe57004f3c057777c728ed443113b /kernel/rcutiny_plugin.h
parent26861faf896a4cfdc4243281e5c305755f4bad52 (diff)
downloadlinux-afef20540f7cd1ea91bc1ac20be238389eee4003.tar.bz2
rcu: Streamline code produced by __rcu_read_unlock()
This is a port of commit #be0e1e21 to TINY_PREEMPT_RCU. This uses noinline to prevent rcu_read_unlock_special() from being inlined into __rcu_read_unlock(). Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcutiny_plugin.h')
-rw-r--r--kernel/rcutiny_plugin.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcutiny_plugin.h b/kernel/rcutiny_plugin.h
index 432ed2bc05ad..b58a3200f0ff 100644
--- a/kernel/rcutiny_plugin.h
+++ b/kernel/rcutiny_plugin.h
@@ -544,7 +544,7 @@ EXPORT_SYMBOL_GPL(__rcu_read_lock);
* notify RCU core processing or task having blocked during the RCU
* read-side critical section.
*/
-static void rcu_read_unlock_special(struct task_struct *t)
+static noinline void rcu_read_unlock_special(struct task_struct *t)
{
int empty;
int empty_exp;