On Wed, Dec 10, 2014 at 6:30 PM, Christoph Lameter <[email protected]> wrote: > Ending a list with NULL means that the termination of a list is the same > for all slab pages. The pointers of freelists otherwise always are > pointing to the address space of the page. Make termination of a > list possible by setting the lowest bit in the freelist address > and use the start address of a page if no other address is available > for list termination. > > This will allow us to determine the page struct address from a > freelist pointer in the future. > > Signed-off-by: Christoph Lameter <[email protected]>
Reviewed-by: Pekka Enberg <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
