diff options
Diffstat (limited to 'mm/slab_common.c')
| -rw-r--r-- | mm/slab_common.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c index 4030907b6b7d..81a0ce77b11c 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -1284,6 +1284,25 @@ EXPORT_TRACEPOINT_SYMBOL(kmem_cache_alloc); EXPORT_TRACEPOINT_SYMBOL(kfree); EXPORT_TRACEPOINT_SYMBOL(kmem_cache_free); +#ifdef CONFIG_TINY_RCU + +void kvfree_call_rcu(struct rcu_head *head, void *ptr) +{ + if (head) { + kasan_record_aux_stack(ptr); + call_rcu(head, (rcu_callback_t) ((void *) head - ptr)); + return; + } + + // kvfree_rcu(one_arg) call. + might_sleep(); + synchronize_rcu(); + kvfree(ptr); +} +EXPORT_SYMBOL_GPL(kvfree_call_rcu); + +#endif + /* * This rcu parameter is runtime-read-only. It reflects * a minimum allowed number of objects which can be cached |