diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index 5ec583dc2e7d..3a75b9fbedf4 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -66,6 +66,12 @@ static struct pqi_cmd_priv *pqi_cmd_priv(struct scsi_cmnd *cmd) return scsi_cmd_priv(cmd); } +static int pqi_init_cmd_priv(struct Scsi_Host *shost, struct scsi_cmnd *cmd) +{ + memset(pqi_cmd_priv(cmd), 0, sizeof(struct pqi_cmd_priv)); + return 0; +} + static void pqi_verify_structures(void); static void pqi_take_ctrl_offline(struct pqi_ctrl_info *ctrl_info, enum pqi_ctrl_shutdown_reason ctrl_shutdown_reason); @@ -5958,6 +5964,17 @@ void pqi_prep_for_scsi_done(struct scsi_cmnd *scmd) struct pqi_scsi_dev *device; struct completion *wait; + /* + * Clear the AIO-retry marker on final completion so the tag + * starts clean on its next dispatch. On DID_IMM_RETRY leave + * it intact: pqi_aio_io_complete() sets DID_IMM_RETRY and + * bumps the marker to steer the requeue onto the RAID path, + * and pqi_process_raid_io_error() consumes the non-zero + * marker to offline a misbehaving drive. + */ + if (host_byte(scmd->result) != DID_IMM_RETRY) + pqi_cmd_priv(scmd)->this_residual = 0; + if (!scmd->device) { set_host_byte(scmd, DID_NO_CONNECT); return; @@ -7612,6 +7629,7 @@ static const struct scsi_host_template pqi_driver_template = { .sdev_groups = pqi_sdev_groups, .shost_groups = pqi_shost_groups, .cmd_size = sizeof(struct pqi_cmd_priv), + .init_cmd_priv = pqi_init_cmd_priv, }; static int pqi_register_scsi(struct pqi_ctrl_info *ctrl_info)