Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx> writes:
> Regarding [RFC v2 05/10] snet: introduce snet_event
> +static rwlock_t snet_evh_lock = __RW_LOCK_UNLOCKED();
>
> You can use "static DEFINE_RWLOCK(snet_evh_lock);".
>
> +int snet_event_is_registered(const enum snet_syscall syscall, const u8 protocol)
>
> Maybe rcu_read_lock() is better than rw spinlock because this function is
> frequently called.
here is the patch.
thank you Tetsuo
>From 34715d4d900aee2d3759e3008313b65dc2f130fd Mon Sep 17 00:00:00 2001
From: Samir Bellabes <sam@xxxxxxxxx>
Date: Sat, 6 Mar 2010 15:44:42 +0100
Subject: [PATCH 1/3] snet: use proper rwlock_t declaration
Noticed by Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Samir Bellabes <sam@xxxxxxxxx>
---
security/snet/snet_event.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/security/snet/snet_event.c b/security/snet/snet_event.c
index 9e3f7d2..5f708d0 100644
--- a/security/snet/snet_event.c
+++ b/security/snet/snet_event.c
@@ -9,7 +9,7 @@
#include "snet_utils.h"
static struct list_head *snet_evh;
-static rwlock_t snet_evh_lock = __RW_LOCK_UNLOCKED();
+static DEFINE_RWLOCK(snet_evh_lock);
struct snet_event_entry {
struct list_head list;
--
1.6.3.3
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