diff options
| -rw-r--r-- | fs/mbcache.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/fs/mbcache.c b/fs/mbcache.c index 07c5d7d2b701..bf659061a9a8 100644 --- a/fs/mbcache.c +++ b/fs/mbcache.c @@ -29,7 +29,7 @@ struct mb_cache { /* log2 of hash table size */ int c_bucket_bits; /* Maximum entries in cache to avoid degrading hash too much */ - int c_max_entries; + unsigned long c_max_entries; /* Protects c_list, c_entry_count */ spinlock_t c_list_lock; struct list_head c_list; @@ -43,7 +43,7 @@ struct mb_cache { static struct kmem_cache *mb_entry_cache; static unsigned long mb_cache_shrink(struct mb_cache *cache, - unsigned int nr_to_scan); + unsigned long nr_to_scan); static inline struct hlist_bl_head *mb_cache_entry_head(struct mb_cache *cache, u32 key) @@ -274,11 +274,11 @@ static unsigned long mb_cache_count(struct shrinker *shrink, /* Shrink number of entries in cache */ static unsigned long mb_cache_shrink(struct mb_cache *cache, - unsigned int nr_to_scan) + unsigned long nr_to_scan) { struct mb_cache_entry *entry; struct hlist_bl_head *head; - unsigned int shrunk = 0; + unsigned long shrunk = 0; spin_lock(&cache->c_list_lock); while (nr_to_scan-- && !list_empty(&cache->c_list)) { @@ -316,10 +316,9 @@ static unsigned long mb_cache_shrink(struct mb_cache *cache, static unsigned long mb_cache_scan(struct shrinker *shrink, struct shrink_control *sc) { - int nr_to_scan = sc->nr_to_scan; struct mb_cache *cache = container_of(shrink, struct mb_cache, c_shrink); - return mb_cache_shrink(cache, nr_to_scan); + return mb_cache_shrink(cache, sc->nr_to_scan); } /* We shrink 1/X of the cache when we have too many entries in it */ @@ -341,8 +340,8 @@ static void mb_cache_shrink_worker(struct work_struct *work) struct mb_cache *mb_cache_create(int bucket_bits) { struct mb_cache *cache; - int bucket_count = 1 << bucket_bits; - int i; + unsigned long bucket_count = 1UL << bucket_bits; + unsigned long i; cache = kzalloc(sizeof(struct mb_cache), GFP_KERNEL); if (!cache) |