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rcu: treewide: Do not use rcu_read_lock_held when calling rcu_dereference_check

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Since ca5ecddf (rcu: define __rcu address space modifier for sparse)
rcu_dereference_check use rcu_read_lock_held as a part of condition
automatically so callers do not have to do that as well.

Signed-off-by: Michal Hocko <[email protected]>
Acked-by: Paul E. McKenney <[email protected]>
Signed-off-by: Jiri Kosina <[email protected]>
This commit is contained in:
Michal Hocko 2011-07-08 14:39:41 +02:00 • committed by Jiri Kosina
commit d8bf4ca9ca
14 changed files with 6 additions and 27 deletions
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3
net/netlabel/netlabel_domainhash.c
View file

@ -55,8 +55,7 @@ struct netlbl_domhsh_tbl {
* should be okay */
static DEFINE_SPINLOCK(netlbl_domhsh_lock);
#define netlbl_domhsh_rcu_deref(p) \
rcu_dereference_check(p, rcu_read_lock_held() || \
lockdep_is_held(&netlbl_domhsh_lock))
rcu_dereference_check(p, lockdep_is_held(&netlbl_domhsh_lock))
static struct netlbl_domhsh_tbl *netlbl_domhsh = NULL;
static struct netlbl_dom_map *netlbl_domhsh_def = NULL;

3
net/netlabel/netlabel_unlabeled.c
View file

@ -116,8 +116,7 @@ struct netlbl_unlhsh_walk_arg {
* hash table should be okay */
static DEFINE_SPINLOCK(netlbl_unlhsh_lock);
#define netlbl_unlhsh_rcu_deref(p) \
rcu_dereference_check(p, rcu_read_lock_held() || \
lockdep_is_held(&netlbl_unlhsh_lock))
rcu_dereference_check(p, lockdep_is_held(&netlbl_unlhsh_lock))
static struct netlbl_unlhsh_tbl *netlbl_unlhsh = NULL;
static struct netlbl_unlhsh_iface *netlbl_unlhsh_def = NULL;