diff options
author | Christoph Hellwig <hch@lst.de> | 2017-01-31 16:57:29 +0100 |
---|---|---|
committer | Jens Axboe <axboe@fb.com> | 2017-01-31 14:00:34 -0700 |
commit | 57292b58ddb58689e8c3b4c6eadbef10d9ca44dd (patch) | |
tree | dd6e5af538b2f2684d2090781f668c7099a0455e /drivers | |
parent | 09fc54ccc42744669e748434af5c2f8adcad900f (diff) | |
download | linux-57292b58ddb58689e8c3b4c6eadbef10d9ca44dd.tar.gz linux-57292b58ddb58689e8c3b4c6eadbef10d9ca44dd.tar.bz2 linux-57292b58ddb58689e8c3b4c6eadbef10d9ca44dd.zip |
block: introduce blk_rq_is_passthrough
This can be used to check for fs vs non-fs requests and basically
removes all knowledge of BLOCK_PC specific from the block layer,
as well as preparing for removing the cmd_type field in struct request.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/ata/libata-scsi.c | 2 | ||||
-rw-r--r-- | drivers/block/cciss.c | 36 | ||||
-rw-r--r-- | drivers/nvme/host/fc.c | 2 | ||||
-rw-r--r-- | drivers/nvme/host/pci.c | 4 | ||||
-rw-r--r-- | drivers/nvme/host/rdma.c | 4 | ||||
-rw-r--r-- | drivers/nvme/target/loop.c | 2 | ||||
-rw-r--r-- | drivers/scsi/hpsa.c | 4 | ||||
-rw-r--r-- | drivers/scsi/scsi.c | 2 | ||||
-rw-r--r-- | drivers/scsi/scsi_error.c | 4 | ||||
-rw-r--r-- | drivers/scsi/scsi_lib.c | 6 | ||||
-rw-r--r-- | drivers/scsi/smartpqi/smartpqi_init.c | 2 | ||||
-rw-r--r-- | drivers/scsi/sun3_scsi.c | 2 |
12 files changed, 35 insertions, 35 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 6abd73975f87..c771d4c341ea 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1265,7 +1265,7 @@ static void ata_scsi_sdev_config(struct scsi_device *sdev) */ static int atapi_drain_needed(struct request *rq) { - if (likely(rq->cmd_type != REQ_TYPE_BLOCK_PC)) + if (likely(!blk_rq_is_passthrough(rq))) return 0; if (!blk_rq_bytes(rq) || op_is_write(req_op(rq))) diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index b93bb73b49d2..53dc2971a3ba 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -1854,7 +1854,7 @@ static void cciss_softirq_done(struct request *rq) dev_dbg(&h->pdev->dev, "Done with %p\n", rq); /* set the residual count for pc requests */ - if (rq->cmd_type == REQ_TYPE_BLOCK_PC) + if (blk_rq_is_passthrough(rq)) scsi_req(rq)->resid_len = c->err_info->ResidualCnt; blk_end_request_all(rq, (rq->errors == 0) ? 0 : -EIO); @@ -3083,7 +3083,7 @@ static inline int evaluate_target_status(ctlr_info_t *h, driver_byte = DRIVER_OK; msg_byte = cmd->err_info->CommandStatus; /* correct? seems too device specific */ - if (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) + if (blk_rq_is_passthrough(cmd->rq)) host_byte = DID_PASSTHROUGH; else host_byte = DID_OK; @@ -3092,7 +3092,7 @@ static inline int evaluate_target_status(ctlr_info_t *h, host_byte, driver_byte); if (cmd->err_info->ScsiStatus != SAM_STAT_CHECK_CONDITION) { - if (cmd->rq->cmd_type != REQ_TYPE_BLOCK_PC) + if (!blk_rq_is_passthrough(cmd->rq)) dev_warn(&h->pdev->dev, "cmd %p " "has SCSI Status 0x%x\n", cmd, cmd->err_info->ScsiStatus); @@ -3103,16 +3103,16 @@ static inline int evaluate_target_status(ctlr_info_t *h, sense_key = 0xf & cmd->err_info->SenseInfo[2]; /* no status or recovered error */ if (((sense_key == 0x0) || (sense_key == 0x1)) && - (cmd->rq->cmd_type != REQ_TYPE_BLOCK_PC)) + !blk_rq_is_passthrough(cmd->rq)) error_value = 0; if (check_for_unit_attention(h, cmd)) { - *retry_cmd = !(cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC); + *retry_cmd = !blk_rq_is_passthrough(cmd->rq); return 0; } /* Not SG_IO or similar? */ - if (cmd->rq->cmd_type != REQ_TYPE_BLOCK_PC) { + if (!blk_rq_is_passthrough(cmd->rq)) { if (error_value != 0) dev_warn(&h->pdev->dev, "cmd %p has CHECK CONDITION" " sense key = 0x%x\n", cmd, sense_key); @@ -3146,14 +3146,14 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, rq->errors = evaluate_target_status(h, cmd, &retry_cmd); break; case CMD_DATA_UNDERRUN: - if (cmd->rq->cmd_type == REQ_TYPE_FS) { + if (!blk_rq_is_passthrough(cmd->rq)) { dev_warn(&h->pdev->dev, "cmd %p has" " completed with data underrun " "reported\n", cmd); } break; case CMD_DATA_OVERRUN: - if (cmd->rq->cmd_type == REQ_TYPE_FS) + if (!blk_rq_is_passthrough(cmd->rq)) dev_warn(&h->pdev->dev, "cciss: cmd %p has" " completed with data overrun " "reported\n", cmd); @@ -3163,7 +3163,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, "reported invalid\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; case CMD_PROTOCOL_ERR: @@ -3171,7 +3171,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, "protocol error\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; case CMD_HARDWARE_ERR: @@ -3179,7 +3179,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, " hardware error\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; case CMD_CONNECTION_LOST: @@ -3187,7 +3187,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, "connection lost\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; case CMD_ABORTED: @@ -3195,7 +3195,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, "aborted\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ABORT); break; case CMD_ABORT_FAILED: @@ -3203,7 +3203,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, "abort failed\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; case CMD_UNSOLICITED_ABORT: @@ -3218,21 +3218,21 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, "%p retried too many times\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ABORT); break; case CMD_TIMEOUT: dev_warn(&h->pdev->dev, "cmd %p timedout\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; case CMD_UNABORTABLE: dev_warn(&h->pdev->dev, "cmd %p unabortable\n", cmd); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); break; default: @@ -3241,7 +3241,7 @@ static inline void complete_command(ctlr_info_t *h, CommandList_struct *cmd, cmd->err_info->CommandStatus); rq->errors = make_status_bytes(SAM_STAT_GOOD, cmd->err_info->CommandStatus, DRIVER_OK, - (cmd->rq->cmd_type == REQ_TYPE_BLOCK_PC) ? + blk_rq_is_passthrough(cmd->rq) ? DID_PASSTHROUGH : DID_ERROR); } diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index fcc9dcfdf675..40c979b777b8 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -1937,7 +1937,7 @@ nvme_fc_complete_rq(struct request *rq) return; } - if (rq->cmd_type == REQ_TYPE_DRV_PRIV) + if (blk_rq_is_passthrough(rq)) error = rq->errors; else error = nvme_error_status(rq->errors); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 7103bce4ba4f..f29365b8c9be 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -588,7 +588,7 @@ static int nvme_queue_rq(struct blk_mq_hw_ctx *hctx, */ if (ns && ns->ms && !blk_integrity_rq(req)) { if (!(ns->pi_type && ns->ms == 8) && - req->cmd_type != REQ_TYPE_DRV_PRIV) { + !blk_rq_is_passthrough(req)) { blk_mq_end_request(req, -EFAULT); return BLK_MQ_RQ_QUEUE_OK; } @@ -645,7 +645,7 @@ static void nvme_complete_rq(struct request *req) return; } - if (req->cmd_type == REQ_TYPE_DRV_PRIV) + if (blk_rq_is_passthrough(req)) error = req->errors; else error = nvme_error_status(req->errors); diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 557f29b1f1bb..ecc79b2fcfaf 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -1423,7 +1423,7 @@ static inline bool nvme_rdma_queue_is_ready(struct nvme_rdma_queue *queue, if (unlikely(!test_bit(NVME_RDMA_Q_LIVE, &queue->flags))) { struct nvme_command *cmd = nvme_req(rq)->cmd; - if (rq->cmd_type != REQ_TYPE_DRV_PRIV || + if (!blk_rq_is_passthrough(rq) || cmd->common.opcode != nvme_fabrics_command || cmd->fabrics.fctype != nvme_fabrics_type_connect) return false; @@ -1522,7 +1522,7 @@ static void nvme_rdma_complete_rq(struct request *rq) return; } - if (rq->cmd_type == REQ_TYPE_DRV_PRIV) + if (blk_rq_is_passthrough(rq)) error = rq->errors; else error = nvme_error_status(rq->errors); diff --git a/drivers/nvme/target/loop.c b/drivers/nvme/target/loop.c index 9aaa70071ae5..f3862e38f574 100644 --- a/drivers/nvme/target/loop.c +++ b/drivers/nvme/target/loop.c @@ -104,7 +104,7 @@ static void nvme_loop_complete_rq(struct request *req) return; } - if (req->cmd_type == REQ_TYPE_DRV_PRIV) + if (blk_rq_is_passthrough(req)) error = req->errors; else error = nvme_error_status(req->errors); diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c index cbc0c5fe5a60..c611412a8de9 100644 --- a/drivers/scsi/hpsa.c +++ b/drivers/scsi/hpsa.c @@ -5539,8 +5539,8 @@ static int hpsa_scsi_queue_command(struct Scsi_Host *sh, struct scsi_cmnd *cmd) * Retries always go down the normal I/O path. */ if (likely(cmd->retries == 0 && - cmd->request->cmd_type == REQ_TYPE_FS && - h->acciopath_status)) { + !blk_rq_is_passthrough(cmd->request) && + h->acciopath_status)) { rc = hpsa_ioaccel_submit(h, c, cmd, scsi3addr); if (rc == 0) return 0; diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 3d8d2153b448..7bfbcfa7af40 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -238,7 +238,7 @@ void scsi_finish_command(struct scsi_cmnd *cmd) "(result %x)\n", cmd->result)); good_bytes = scsi_bufflen(cmd); - if (cmd->request->cmd_type != REQ_TYPE_BLOCK_PC) { + if (!blk_rq_is_passthrough(cmd->request)) { int old_good_bytes = good_bytes; drv = scsi_cmd_to_driver(cmd); if (drv->done) diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c index 4b40f746d534..b4ce7bb5d2a9 100644 --- a/drivers/scsi/scsi_error.c +++ b/drivers/scsi/scsi_error.c @@ -1106,7 +1106,7 @@ static int scsi_request_sense(struct scsi_cmnd *scmd) static int scsi_eh_action(struct scsi_cmnd *scmd, int rtn) { - if (scmd->request->cmd_type != REQ_TYPE_BLOCK_PC) { + if (!blk_rq_is_passthrough(scmd->request)) { struct scsi_driver *sdrv = scsi_cmd_to_driver(scmd); if (sdrv->eh_action) rtn = sdrv->eh_action(scmd, rtn); @@ -1746,7 +1746,7 @@ check_type: * the check condition was retryable. */ if (scmd->request->cmd_flags & REQ_FAILFAST_DEV || - scmd->request->cmd_type == REQ_TYPE_BLOCK_PC) + blk_rq_is_passthrough(scmd->request)) return 1; else return 0; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 8188e5c71f75..31629a7b728d 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -582,7 +582,7 @@ void scsi_run_host_queues(struct Scsi_Host *shost) static void scsi_uninit_cmd(struct scsi_cmnd *cmd) { - if (cmd->request->cmd_type == REQ_TYPE_FS) { + if (!blk_rq_is_passthrough(cmd->request)) { struct scsi_driver *drv = scsi_cmd_to_driver(cmd); if (drv->uninit_command) @@ -806,7 +806,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) sense_deferred = scsi_sense_is_deferred(&sshdr); } - if (req->cmd_type == REQ_TYPE_BLOCK_PC) { /* SG_IO ioctl from block level */ + if (blk_rq_is_passthrough(req)) { if (result) { if (sense_valid) { /* @@ -847,7 +847,7 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes) error = __scsi_error_from_host_byte(cmd, result); } - /* no bidi support for !REQ_TYPE_BLOCK_PC yet */ + /* no bidi support for !blk_rq_is_passthrough yet */ BUG_ON(blk_bidi_rq(req)); /* diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c index 8702d9cf8040..11c0dfb3dfa3 100644 --- a/drivers/scsi/smartpqi/smartpqi_init.c +++ b/drivers/scsi/smartpqi/smartpqi_init.c @@ -4499,7 +4499,7 @@ static int pqi_scsi_queue_command(struct Scsi_Host *shost, if (pqi_is_logical_device(device)) { raid_bypassed = false; if (device->offload_enabled && - scmd->request->cmd_type == REQ_TYPE_FS) { + !blk_rq_is_passthrough(scmd->request)) { rc = pqi_raid_bypass_submit_scsi_cmd(ctrl_info, device, scmd, queue_group); if (rc == 0 || diff --git a/drivers/scsi/sun3_scsi.c b/drivers/scsi/sun3_scsi.c index 88db6992420e..bcf7d05d1aab 100644 --- a/drivers/scsi/sun3_scsi.c +++ b/drivers/scsi/sun3_scsi.c @@ -260,7 +260,7 @@ static int sun3scsi_dma_xfer_len(struct NCR5380_hostdata *hostdata, { int wanted_len = cmd->SCp.this_residual; - if (wanted_len < DMA_MIN_SIZE || cmd->request->cmd_type != REQ_TYPE_FS) + if (wanted_len < DMA_MIN_SIZE || blk_rq_is_passthrough(cmd->request)) return 0; return wanted_len; |