LU-3963 obdclass: convert to linux list api

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

diff --git a/lustre/obdclass/capa.c b/lustre/obdclass/capa.c
index daa82bc..5b5b3b1 100644 (file)
--- a/lustre/obdclass/capa.c
+++ b/lustre/obdclass/capa.c
@@ -69,7 +69,7 @@ struct kmem_cache *capa_cachep;
 /* lock for capa hash/capa_list/fo_capa_keys */
 DEFINE_SPINLOCK(capa_lock);
 
-cfs_list_t capa_list[CAPA_SITE_MAX];
+struct list_head capa_list[CAPA_SITE_MAX];
 
 static struct capa_hmac_alg capa_hmac_algs[] = {
         DEF_CAPA_HMAC_ALG("sha1", SHA1, 20, 20),
@@ -83,20 +83,20 @@ EXPORT_SYMBOL(capa_list);
 EXPORT_SYMBOL(capa_lock);
 EXPORT_SYMBOL(capa_count);
 
-cfs_hlist_head_t *init_capa_hash(void)
+struct hlist_head *init_capa_hash(void)
 {
-       cfs_hlist_head_t *hash;
+       struct hlist_head *hash;
        int nr_hash, i;
 
        OBD_ALLOC(hash, PAGE_CACHE_SIZE);
        if (!hash)
                return NULL;
 
-       nr_hash = PAGE_CACHE_SIZE / sizeof(cfs_hlist_head_t);
+       nr_hash = PAGE_CACHE_SIZE / sizeof(struct hlist_head);
        LASSERT(nr_hash > NR_CAPAHASH);
 
        for (i = 0; i < NR_CAPAHASH; i++)
-               CFS_INIT_HLIST_HEAD(hash + i);
+               INIT_HLIST_HEAD(hash + i);
        return hash;
 }
 EXPORT_SYMBOL(init_capa_hash);
@@ -109,18 +109,18 @@ static inline int capa_on_server(struct obd_capa *ocapa)
 
 static inline void capa_delete(struct obd_capa *ocapa)
 {
-        LASSERT(capa_on_server(ocapa));
-        cfs_hlist_del_init(&ocapa->u.tgt.c_hash);
-        cfs_list_del_init(&ocapa->c_list);
-        capa_count[ocapa->c_site]--;
-        /* release the ref when alloc */
-        capa_put(ocapa);
+       LASSERT(capa_on_server(ocapa));
+       hlist_del_init(&ocapa->u.tgt.c_hash);
+       list_del_init(&ocapa->c_list);
+       capa_count[ocapa->c_site]--;
+       /* release the ref when alloc */
+       capa_put(ocapa);
 }
 
-void cleanup_capa_hash(cfs_hlist_head_t *hash)
+void cleanup_capa_hash(struct hlist_head *hash)
 {
        int i;
-       cfs_hlist_node_t *pos, *next;
+       struct hlist_node *pos, *next;
        struct obd_capa *oc;
 
        spin_lock(&capa_lock);
@@ -151,9 +151,9 @@ static inline int capa_is_to_expire(struct obd_capa *oc)
 }
 
 static struct obd_capa *find_capa(struct lustre_capa *capa,
-                                  cfs_hlist_head_t *head, int alive)
+                                 struct hlist_head *head, int alive)
 {
-        cfs_hlist_node_t *pos;
+       struct hlist_node *pos;
         struct obd_capa *ocapa;
         int len = alive ? offsetof(struct lustre_capa, lc_keyid):sizeof(*capa);
 
@@ -174,30 +174,30 @@ static struct obd_capa *find_capa(struct lustre_capa *capa,
 }
 
 #define LRU_CAPA_DELETE_COUNT 12
-static inline void capa_delete_lru(cfs_list_t *head)
+static inline void capa_delete_lru(struct list_head *head)
 {
-        struct obd_capa *ocapa;
-        cfs_list_t *node = head->next;
-        int count = 0;
+       struct obd_capa *ocapa;
+       struct list_head *node = head->next;
+       int count = 0;
 
-        /* free LRU_CAPA_DELETE_COUNT unused capa from head */
-        while (count++ < LRU_CAPA_DELETE_COUNT) {
-                ocapa = cfs_list_entry(node, struct obd_capa, c_list);
-                node = node->next;
+       /* free LRU_CAPA_DELETE_COUNT unused capa from head */
+       while (count++ < LRU_CAPA_DELETE_COUNT) {
+               ocapa = list_entry(node, struct obd_capa, c_list);
+               node = node->next;
                if (atomic_read(&ocapa->c_refc))
-                        continue;
+                       continue;
 
-                DEBUG_CAPA(D_SEC, &ocapa->c_capa, "free lru");
-                capa_delete(ocapa);
-        }
+               DEBUG_CAPA(D_SEC, &ocapa->c_capa, "free lru");
+               capa_delete(ocapa);
+       }
 }
 
 /* add or update */
-struct obd_capa *capa_add(cfs_hlist_head_t *hash, struct lustre_capa *capa)
+struct obd_capa *capa_add(struct hlist_head *hash, struct lustre_capa *capa)
 {
-        cfs_hlist_head_t *head = hash + capa_hashfn(&capa->lc_fid);
+       struct hlist_head *head = hash + capa_hashfn(&capa->lc_fid);
         struct obd_capa *ocapa, *old = NULL;
-        cfs_list_t *list = &capa_list[CAPA_SITE_SERVER];
+       struct list_head *list = &capa_list[CAPA_SITE_SERVER];
 
         ocapa = alloc_capa(CAPA_SITE_SERVER);
         if (IS_ERR(ocapa))
@@ -208,8 +208,8 @@ struct obd_capa *capa_add(cfs_hlist_head_t *hash, struct lustre_capa *capa)
         if (!old) {
                 ocapa->c_capa = *capa;
                 set_capa_expiry(ocapa);
-                cfs_hlist_add_head(&ocapa->u.tgt.c_hash, head);
-                cfs_list_add_tail(&ocapa->c_list, list);
+               hlist_add_head(&ocapa->u.tgt.c_hash, head);
+               list_add_tail(&ocapa->c_list, list);
                 capa_get(ocapa);
                 capa_count[CAPA_SITE_SERVER]++;
                 if (capa_count[CAPA_SITE_SERVER] > CAPA_HASH_SIZE)
@@ -225,7 +225,7 @@ struct obd_capa *capa_add(cfs_hlist_head_t *hash, struct lustre_capa *capa)
 }
 EXPORT_SYMBOL(capa_add);
 
-struct obd_capa *capa_lookup(cfs_hlist_head_t *hash, struct lustre_capa *capa,
+struct obd_capa *capa_lookup(struct hlist_head *hash, struct lustre_capa *capa,
                             int alive)
 {
        struct obd_capa *ocapa;
@@ -233,8 +233,7 @@ struct obd_capa *capa_lookup(cfs_hlist_head_t *hash, struct lustre_capa *capa,
        spin_lock(&capa_lock);
        ocapa = find_capa(capa, hash + capa_hashfn(&capa->lc_fid), alive);
        if (ocapa) {
-               cfs_list_move_tail(&ocapa->c_list,
-                                  &capa_list[CAPA_SITE_SERVER]);
+               list_move_tail(&ocapa->c_list, &capa_list[CAPA_SITE_SERVER]);
                capa_get(ocapa);
        }
        spin_unlock(&capa_lock);