Messages in this thread | | | Subject | Re: [PATCH v6 2/2] scsi: ufs: Do not rely on prefetched data | From | "Martin K. Petersen" <> | Date | Thu, 26 Mar 2020 22:58:19 -0400 |
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Can,
> 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.
Applied patch #2 to 5.7/scsi-queue. Awaiting Avri's feedback on patch #1. Thanks!
-- Martin K. Petersen Oracle Linux Engineering
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