Function abd_put

freebsd/contrib/openzfs/module/zfs/abd.c:222–241

* Free an ABD allocated from abd_get_offset() or abd_get_from_buf(). Will not * free the underlying scatterlist or buffer. */

 * free the underlying scatterlist or buffer.
 */
void
abd_put(abd_t *abd)
{
	if (abd == NULL)
		return;

	abd_verify(abd);
	ASSERT(!(abd->abd_flags & ABD_FLAG_OWNER));

	if (abd->abd_parent != NULL) {
		(void) zfs_refcount_remove_many(&abd->abd_parent->abd_children,
		    abd->abd_size, abd);
	}

	if (abd_is_gang(abd))
		abd_put_gang_abd(abd);

	zfs_refcount_destroy(&abd->abd_children);
	abd_free_struct(abd);
}

/*
 * Allocate an ABD that must be linear, along with its own underlying data