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authorThomas Graf <tgraf@suug.ch>2014-08-13 16:38:29 +0200
committerDavid S. Miller <davem@davemloft.net>2014-08-14 15:13:39 -0700
commit5300fdcb7b7e97d83033bc7196582705524d35ea (patch)
tree4aff86f9863ee5b4bf21827580c7423c515647d5 /include
parent0c9ab09223fe9922baeb22546c9a90d774a4bde6 (diff)
downloadlinux-5300fdcb7b7e97d83033bc7196582705524d35ea.tar.bz2
rhashtable: RCU annotations for next pointers
Properly annotate next pointers as access is RCU protected in the lookup path. Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/rhashtable.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h
index 9cda293c867d..8c6048e77f29 100644
--- a/include/linux/rhashtable.h
+++ b/include/linux/rhashtable.h
@@ -21,7 +21,7 @@
#include <linux/rculist.h>
struct rhash_head {
- struct rhash_head *next;
+ struct rhash_head __rcu *next;
};
#define INIT_HASH_HEAD(ptr) ((ptr)->next = NULL)
@@ -97,7 +97,7 @@ u32 rhashtable_obj_hashfn(const struct rhashtable *ht, void *ptr);
void rhashtable_insert(struct rhashtable *ht, struct rhash_head *node, gfp_t);
bool rhashtable_remove(struct rhashtable *ht, struct rhash_head *node, gfp_t);
void rhashtable_remove_pprev(struct rhashtable *ht, struct rhash_head *obj,
- struct rhash_head **pprev, gfp_t flags);
+ struct rhash_head __rcu **pprev, gfp_t flags);
bool rht_grow_above_75(const struct rhashtable *ht, size_t new_size);
bool rht_shrink_below_30(const struct rhashtable *ht, size_t new_size);