Re: [PATCH v10 17/18] scsi: ufs: Forbid auto-hibernation without I/O scheduler

On 8/18/2023 12:34 PM, Bart Van Assche wrote:

UFSHCI 3.0 controllers do not preserve the write order if auto-hibernation
is enabled. If the write order is not preserved, an I/O scheduler is
required to serialize zoned writes. Hence do not allow auto-hibernation
to be enabled without I/O scheduler if a zoned logical unit is present
and if the controller is operating in legacy mode. This patch has been
tested with the following shell script:

Reviewed-by: Bao D. Nguyen <redacted>