Re: [PATCH 1/3] scsi: storvsc: Miscellaneous code cleanups

From: Martin K. Petersen
Date: Wed Jun 16 2021 - 16:07:08 EST



Hello Michael,

> Unfortunately, it's not quite right. The line of code in question
> needs to be
>
> if ((vstor_packet->vm_srb.scsi_status & 0xFF) == SAM_STAT_CHECK_CONDITION &&

> The status_byte() helper was doing the masking as well as the right
> shift, so the masking will need to be open coded.

CHECK_CONDITION is obsolete so no shifting is required for the SAM
status. And as far as I can tell vm_srb.scsi_status is a u8:

struct vmscsi_request {
u16 length;
u8 srb_status;
u8 scsi_status;
[...]

--
Martin K. Petersen Oracle Linux Engineering