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scsi: mpi3mr: Fix reporting of actual data transfer size

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The driver is missing to set the residual size while completing an
I/O. Ensure proper data transfer size is reported to the kernel on I/O
completion based on the transfer length reported by the firmware.

Link: https://lore.kernel.org/r/20220210095817.22828-7-sreekanth.reddy@broadcom.com
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Sreekanth Reddy 2022-02-10 15:28:14 +05:30 • committed by Martin K. Petersen
parent b3911ab3a7
commit 9992246127
1 changed files with 2 additions and 0 deletions
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drivers/scsi/mpi3mr/mpi3mr_os.c
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@ -2600,6 +2600,8 @@ void mpi3mr_process_op_reply_desc(struct mpi3mr_ioc *mrioc,
scmd->result = DID_OK << 16;
goto out_success;
}
scsi_set_resid(scmd, scsi_bufflen(scmd) - xfer_count);
if (ioc_status == MPI3_IOCSTATUS_SCSI_DATA_UNDERRUN &&
xfer_count == 0 && (scsi_status == MPI3_SCSI_STATUS_BUSY ||
scsi_status == MPI3_SCSI_STATUS_RESERVATION_CONFLICT ||