[PATCH] doc: rcu: Fix code listing in performance and scalability requirements

From: Joel Fernandes (Google)
Date: Sun Oct 14 2018 - 22:30:20 EST

The code listing under this section has a quick quiz that says line 19
uses rcu_access_pointer, but the code listing itself does not. Fix this.

Signed-off-by: Joel Fernandes (Google) <joel@xxxxxxxxxxxxxxxxx>
---
.../RCU/Design/Requirements/Requirements.html | 2 +-
kernel/sys.c | 16 ++++++++++++++++
2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/Documentation/RCU/Design/Requirements/Requirements.html b/Documentation/RCU/Design/Requirements/Requirements.html
index 4fae55056c1d..f74a2233865c 100644
--- a/Documentation/RCU/Design/Requirements/Requirements.html
+++ b/Documentation/RCU/Design/Requirements/Requirements.html
@@ -1596,7 +1596,7 @@ used in place of <tt>synchronize_rcu()</tt> as follows:
16 struct foo *p;
17
18 spin_lock(&amp;gp_lock);
-19 p = rcu_dereference(gp);
+19 p = rcu_access_pointer(gp);
20 if (!p) {
21 spin_unlock(&amp;gp_lock);
22 return false;
--
2.19.0.605.g01d371f741-goog