On Mon, Jul 31, 2017 at 04:36:47PM +0900, Minchan Kim wrote:
Do you suggest define something special flag(e.g., SWP_INMEMORY)
for in-memory swap to swap_info_struct when swapon time manually
or from bdi_queue_someting automatically?
And depending the flag of swap_info_struct, use the onstack bio
instead of dynamic allocation if the swap device is in-memory?
Currently swap always just does I/O on a single page as far
as I can tell, so it can always just use an on-stack bio and