Esempio n. 1
0
static int
zvol_create_minors_cb(spa_t *spa, uint64_t dsobj,
		      const char *dsname, void *arg)
{
	if (strchr(dsname, '/') == NULL)
		return 0;

	return __zvol_create_minor(dsname);
}
Esempio n. 2
0
/*
 * Create a block device minor node and setup the linkage between it
 * and the specified volume.  Once this function returns the block
 * device is live and ready for use.
 */
int
zvol_create_minor(const char *name)
{
	int error;

	mutex_enter(&zvol_state_lock);
	error = __zvol_create_minor(name);
	mutex_exit(&zvol_state_lock);

	return (error);
}
Esempio n. 3
0
/*
 * Create a block device minor node and setup the linkage between it
 * and the specified volume.  Once this function returns the block
 * device is live and ready for use.
 */
int
zvol_create_minor(const char *name)
{
	int error;

	mutex_enter(&zvol_state_lock);
	error = __zvol_create_minor(name, B_FALSE);
	mutex_exit(&zvol_state_lock);

	return (SET_ERROR(error));
}
Esempio n. 4
0
File: zvol.c Progetto: lycovian/zfs
static int
snapdev_snapshot_changed_cb(const char *dsname, void *arg) {
	uint64_t snapdev = *(uint64_t *) arg;

	if (strchr(dsname, '@') == NULL)
		return 0;

	switch (snapdev) {
		case ZFS_SNAPDEV_VISIBLE:
			mutex_enter(&zvol_state_lock);
			(void) __zvol_create_minor(dsname, B_TRUE);
			mutex_exit(&zvol_state_lock);
			break;
		case ZFS_SNAPDEV_HIDDEN:
			(void) zvol_remove_minor(dsname);
			break;
	}
	return 0;
}