diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c index 9d80dfa7778e..c0c58471eb45 100644 --- a/fs/nfsd/nfscache.c +++ b/fs/nfsd/nfscache.c @@ -27,6 +27,7 @@ static struct hlist_head * cache_hash; static struct list_head lru_head; static int cache_disabled = 1; static struct kmem_cache *drc_slab; +static unsigned int num_drc_entries; /* * Calculate the hash index from an XID. @@ -68,6 +69,7 @@ nfsd_reply_cache_free_locked(struct svc_cacherep *rp) if (rp->c_type == RC_REPLBUFF) kfree(rp->c_replvec.iov_base); list_del(&rp->c_lru); + --num_drc_entries; kmem_cache_free(drc_slab, rp); } @@ -83,10 +85,12 @@ int nfsd_reply_cache_init(void) INIT_LIST_HEAD(&lru_head); i = CACHESIZE; + num_drc_entries = 0; while (i) { rp = nfsd_reply_cache_alloc(); if (!rp) goto out_nomem; + ++num_drc_entries; list_add(&rp->c_lru, &lru_head); i--; }