static int ramfs_remove_node(struct ramfs_node *dnp, struct ramfs_node *np)
{
struct ramfs_node *prev;
if (dnp->rn_child == NULL)
return -EBUSY;
RAMFS_LOCK();
/* Unlink from the directory list */
if (dnp->rn_child == np) {
dnp->rn_child = np->rn_next;
} else {
for (prev = dnp->rn_child; prev->rn_next != np;
prev = prev->rn_next) {
if (prev->rn_next == NULL) {
RAMFS_UNLOCK();
return -ENOENT;
}
}
prev->rn_next = np->rn_next;
}
ramfs_free_node(np);
RAMFS_UNLOCK();
return 0;
}
static s32_t ramfs_unmount(struct mount_t * m)
{
ramfs_free_node(m->m_root->v_data);
m->m_data = NULL;
return 0;
}
static int
ramfs_remove_node(struct ramfs_node *dnp, struct ramfs_node *np)
{
struct ramfs_node *prev;
if (dnp->rn_child == NULL)
return EBUSY;
mutex_lock(&ramfs_lock);
/* Unlink from the directory list */
if (dnp->rn_child == np) {
dnp->rn_child = np->rn_next;
} else {
for (prev = dnp->rn_child; prev->rn_next != np;
prev = prev->rn_next) {
if (prev->rn_next == NULL) {
mutex_unlock(&ramfs_lock);
return ENOENT;
}
}
prev->rn_next = np->rn_next;
}
ramfs_free_node(np);
mutex_unlock(&ramfs_lock);
return 0;
}
static s32_t ramfs_remove_node(struct ramfs_node * dnode, struct ramfs_node * node)
{
struct ramfs_node * prev;
if(dnode->child == NULL)
return EBUSY;
/* unlink from the directory list */
if(dnode->child == node)
{
dnode->child = node->next;
}
else
{
for(prev = dnode->child; prev->next != node; prev = prev->next)
{
if(prev->next == NULL)
{
return ENOENT;
}
}
prev->next = node->next;
}
ramfs_free_node(node);
return 0;
}
