| From | "Paul E. McKenney" <> | Subject | [PATCH RFC tip/core/rcu 19/41] rcu: Streamline code produced by __rcu_read_unlock() | Date | Wed, 1 Feb 2012 11:41:37 -0800 |
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From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
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> --- kernel/rcutiny_plugin.h | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/rcutiny_plugin.h b/kernel/rcutiny_plugin.h index 6cba20b..9fbb911 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; -- 1.7.8
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