LU-6447 mdt: mdt_identity_upcall to not block with rwlock held

[fs/lustre-release.git] / lustre / obdclass / upcall_cache.c

diff --git a/lustre/obdclass/upcall_cache.c b/lustre/obdclass/upcall_cache.c
index 165e717..0e350ab 100644 (file)
--- a/lustre/obdclass/upcall_cache.c
+++ b/lustre/obdclass/upcall_cache.c
@@ -428,7 +428,7 @@ struct upcall_cache *upcall_cache_init(const char *name, const char *upcall,
                RETURN(ERR_PTR(-ENOMEM));
 
        spin_lock_init(&cache->uc_lock);
-       rwlock_init(&cache->uc_upcall_rwlock);
+       init_rwsem(&cache->uc_upcall_rwsem);
        for (i = 0; i < UC_CACHE_HASH_SIZE; i++)
                INIT_LIST_HEAD(&cache->uc_hashtable[i]);
        strlcpy(cache->uc_name, name, sizeof(cache->uc_name));