2020-03-18 08:37:54

by Avri Altman

[permalink] [raw]
Subject: RE: [PATCH 2/2] scsi: ufs: Do not rely on prefetched data

>
> We were setting bActiveICCLevel attribute for UFS device only once but
> type of this attribute has changed from persistent to volatile since UFS
> device specification v2.1. This attribute is set to the default value after
> power cycle or hardware reset event. It isn't safe to rely on prefetched
> data (only used for bActiveICCLevel attribute now). Hence this change
> removes the code related to data prefetching and set this parameter on
> every attempt to probe the UFS device.
>
> Signed-off-by: Can Guo <[email protected]>
Reviewed-by: Avri Altman <[email protected]>

Thanks for fixing this.
Avri