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path: root/fs/nfsd/nfscache.c
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Diffstat (limited to 'fs/nfsd/nfscache.c')
-rw-r--r--fs/nfsd/nfscache.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c
index 041faa13b852..a8eda1c85829 100644
--- a/fs/nfsd/nfscache.c
+++ b/fs/nfsd/nfscache.c
@@ -148,12 +148,23 @@ void nfsd_drc_slab_free(void)
kmem_cache_destroy(drc_slab);
}
-static int nfsd_reply_cache_stats_init(struct nfsd_net *nn)
+/**
+ * nfsd_net_reply_cache_init - per net namespace reply cache set-up
+ * @nn: nfsd_net being initialized
+ *
+ * Returns zero on succes; otherwise a negative errno is returned.
+ */
+int nfsd_net_reply_cache_init(struct nfsd_net *nn)
{
return nfsd_percpu_counters_init(nn->counter, NFSD_NET_COUNTERS_NUM);
}
-static void nfsd_reply_cache_stats_destroy(struct nfsd_net *nn)
+/**
+ * nfsd_net_reply_cache_destroy - per net namespace reply cache tear-down
+ * @nn: nfsd_net being freed
+ *
+ */
+void nfsd_net_reply_cache_destroy(struct nfsd_net *nn)
{
nfsd_percpu_counters_destroy(nn->counter, NFSD_NET_COUNTERS_NUM);
}
@@ -169,17 +180,13 @@ int nfsd_reply_cache_init(struct nfsd_net *nn)
hashsize = nfsd_hashsize(nn->max_drc_entries);
nn->maskbits = ilog2(hashsize);
- status = nfsd_reply_cache_stats_init(nn);
- if (status)
- goto out_nomem;
-
nn->nfsd_reply_cache_shrinker.scan_objects = nfsd_reply_cache_scan;
nn->nfsd_reply_cache_shrinker.count_objects = nfsd_reply_cache_count;
nn->nfsd_reply_cache_shrinker.seeks = 1;
status = register_shrinker(&nn->nfsd_reply_cache_shrinker,
"nfsd-reply:%s", nn->nfsd_name);
if (status)
- goto out_stats_destroy;
+ return status;
nn->drc_hashtbl = kvzalloc(array_size(hashsize,
sizeof(*nn->drc_hashtbl)), GFP_KERNEL);
@@ -195,9 +202,6 @@ int nfsd_reply_cache_init(struct nfsd_net *nn)
return 0;
out_shrinker:
unregister_shrinker(&nn->nfsd_reply_cache_shrinker);
-out_stats_destroy:
- nfsd_reply_cache_stats_destroy(nn);
-out_nomem:
printk(KERN_ERR "nfsd: failed to allocate reply cache\n");
return -ENOMEM;
}
@@ -217,7 +221,6 @@ void nfsd_reply_cache_shutdown(struct nfsd_net *nn)
rp, nn);
}
}
- nfsd_reply_cache_stats_destroy(nn);
kvfree(nn->drc_hashtbl);
nn->drc_hashtbl = NULL;