Changeset 8f54827 in mainline

Timestamp:

2011-08-02T19:10:26Z (13 years ago)

Author:

Oleg Romanenko <romanenko.oleg@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

59c0777

Parents:

f01fea3

Message:

Implement exfat_node_put

File:

• uspace/srv/fs/exfat/exfat_ops.c (modified) (1 diff)

uspace/srv/fs/exfat/exfat_ops.c

@@ -427 +427 @@
 int exfat_node_put(fs_node_t *fn)
 {
-        /* TODO */
+        exfat_node_t *nodep = EXFAT_NODE(fn);
+        bool destroy = false;
+
+        fibril_mutex_lock(&nodep->lock);
+        if (!--nodep->refcnt) {
+                if (nodep->idx) {
+                        fibril_mutex_lock(&ffn_mutex);
+                        list_append(&nodep->ffn_link, &ffn_head);
+                        fibril_mutex_unlock(&ffn_mutex);
+                } else {
+                        /*
+                         * The node does not have any index structure associated
+                         * with itself. This can only mean that we are releasing
+                         * the node after a failed attempt to allocate the index
+                         * structure for it.
+                         */
+                        destroy = true;
+                }
+        }
+        fibril_mutex_unlock(&nodep->lock);
+        if (destroy) {
+                free(nodep->bp);
+                free(nodep);
+        }
         return EOK;
 }