On 03/23/2020 11:24 AM, Tokunori Ikegami wrote: > Currently data length can be specified as UINT_MAX but failed. > This is caused by the max segments parameter limit set as USHRT_MAX. > To resolve this issue change to increase the value limit range. > > Signed-off-by: Tokunori Ikegami<ikegami.t@xxxxxxxxx> > Cc:linux-block@xxxxxxxxxxxxxxx > Cc:linux-nvme@xxxxxxxxxxxxxxxxxxx The change looks okay, but why do we need such a large data length ? Do you have a use-case or performance numbers ?