leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

rhashtable: Extend RCU read lock into rhashtable_insert_rehash()

Browse Source 
rhashtable_insert_rehash() requires RCU locks to be held in order
to access ht->tbl and traverse to the last table.

Fixes: ccd57b1bd3 ("rhashtable: Add immediate rehash during insertion")
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2015-03-24 14:18:16 +01:00 committed by David S. Miller
parent 27cd545247
commit 58be8a583d
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/linux/rhashtable.h
View File

@ -585,8 +585,8 @@ restart:
if (unlikely(rht_grow_above_100(ht, tbl))) {
slow_path:
spin_unlock_bh(lock);
rcu_read_unlock();
err = rhashtable_insert_rehash(ht);
rcu_read_unlock();
if (err)
return err;