On (08/03/18 14:23), Sergey Senozhatsky wrote:
Hmm, any chance a WB device can be async on its own? We add a page to a new bio and submit it to another async device driver. Then we return back to the upper layer (swap), which can free a page before the device picks up a request. Can this happen?
Nevermind these questions. Sorry for the noise.
-ss