[PATCH 2/6] rhashtable: remove incorrect comment on r{hl, hash}table_walk_enter()

From: NeilBrown
Date: Wed Apr 18 2018 - 03:14:51 EST


Neither rhashtable_walk_enter() or rhltable_walk_enter() sleep, so
remove the comments which suggest that they do.

Signed-off-by: NeilBrown <neilb@xxxxxxxx>
---
include/linux/rhashtable.h | 3 ---
lib/rhashtable.c | 3 ---
2 files changed, 6 deletions(-)

diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h
index 87d443a5b11d..b01d88e196c2 100644
--- a/include/linux/rhashtable.h
+++ b/include/linux/rhashtable.h
@@ -1268,9 +1268,6 @@ static inline int rhashtable_walk_init(struct rhashtable *ht,
* For a completely stable walk you should construct your own data
* structure outside the hash table.
*
- * This function may sleep so you must not call it from interrupt
- * context or with spin locks held.
- *
* You must call rhashtable_walk_exit after this function returns.
*/
static inline void rhltable_walk_enter(struct rhltable *hlt,
diff --git a/lib/rhashtable.c b/lib/rhashtable.c
index 2b2b79974b61..19db8e563c40 100644
--- a/lib/rhashtable.c
+++ b/lib/rhashtable.c
@@ -668,9 +668,6 @@ EXPORT_SYMBOL_GPL(rhashtable_insert_slow);
* For a completely stable walk you should construct your own data
* structure outside the hash table.
*
- * This function may sleep so you must not call it from interrupt
- * context or with spin locks held.
- *
* You must call rhashtable_walk_exit after this function returns.
*/
void rhashtable_walk_enter(struct rhashtable *ht, struct rhashtable_iter *iter)