提交 4f8c9510 编写于 作者: C Christoph Hellwig 提交者: Jens Axboe

block: rename REQ_TYPE_SPECIAL to REQ_TYPE_DRV_PRIV

Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NJens Axboe <axboe@fb.com>
上级 dac56212
......@@ -592,7 +592,7 @@ static int __nbd_ioctl(struct block_device *bdev, struct nbd_device *nbd,
fsync_bdev(bdev);
mutex_lock(&nbd->tx_lock);
blk_rq_init(NULL, &sreq);
sreq.cmd_type = REQ_TYPE_SPECIAL;
sreq.cmd_type = REQ_TYPE_DRV_PRIV;
nbd_cmd(&sreq) = NBD_CMD_DISC;
/* Check again after getting mutex back. */
......
......@@ -442,7 +442,7 @@ static char *pd_buf; /* buffer for request in progress */
static enum action do_pd_io_start(void)
{
if (pd_req->cmd_type == REQ_TYPE_SPECIAL) {
if (pd_req->cmd_type == REQ_TYPE_DRV_PRIV) {
phase = pd_special;
return pd_special();
}
......@@ -725,7 +725,7 @@ static int pd_special_command(struct pd_unit *disk,
if (IS_ERR(rq))
return PTR_ERR(rq);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->special = func;
err = blk_execute_rq(disk->gd->queue, disk->gd, rq, 0);
......
......@@ -620,7 +620,7 @@ static int carm_array_info (struct carm_host *host, unsigned int array_idx)
spin_unlock_irq(&host->lock);
DPRINTK("blk_execute_rq_nowait, tag == %u\n", idx);
crq->rq->cmd_type = REQ_TYPE_SPECIAL;
crq->rq->cmd_type = REQ_TYPE_DRV_PRIV;
crq->rq->special = crq;
blk_execute_rq_nowait(host->oob_q, NULL, crq->rq, true, NULL);
......@@ -661,7 +661,7 @@ static int carm_send_special (struct carm_host *host, carm_sspc_t func)
crq->msg_bucket = (u32) rc;
DPRINTK("blk_execute_rq_nowait, tag == %u\n", idx);
crq->rq->cmd_type = REQ_TYPE_SPECIAL;
crq->rq->cmd_type = REQ_TYPE_DRV_PRIV;
crq->rq->special = crq;
blk_execute_rq_nowait(host->oob_q, NULL, crq->rq, true, NULL);
......
......@@ -124,7 +124,7 @@ static inline void virtblk_request_done(struct request *req)
req->resid_len = virtio32_to_cpu(vblk->vdev, vbr->in_hdr.residual);
req->sense_len = virtio32_to_cpu(vblk->vdev, vbr->in_hdr.sense_len);
req->errors = virtio32_to_cpu(vblk->vdev, vbr->in_hdr.errors);
} else if (req->cmd_type == REQ_TYPE_SPECIAL) {
} else if (req->cmd_type == REQ_TYPE_DRV_PRIV) {
req->errors = (error != 0);
}
......@@ -188,7 +188,7 @@ static int virtio_queue_rq(struct blk_mq_hw_ctx *hctx,
vbr->out_hdr.sector = 0;
vbr->out_hdr.ioprio = cpu_to_virtio32(vblk->vdev, req_get_ioprio(vbr->req));
break;
case REQ_TYPE_SPECIAL:
case REQ_TYPE_DRV_PRIV:
vbr->out_hdr.type = cpu_to_virtio32(vblk->vdev, VIRTIO_BLK_T_GET_ID);
vbr->out_hdr.sector = 0;
vbr->out_hdr.ioprio = cpu_to_virtio32(vblk->vdev, req_get_ioprio(vbr->req));
......@@ -251,7 +251,7 @@ static int virtblk_get_id(struct gendisk *disk, char *id_str)
return PTR_ERR(req);
}
req->cmd_type = REQ_TYPE_SPECIAL;
req->cmd_type = REQ_TYPE_DRV_PRIV;
err = blk_execute_rq(vblk->disk->queue, vblk->disk, req, false);
blk_put_request(req);
......
......@@ -93,7 +93,7 @@ int ide_queue_pc_tail(ide_drive_t *drive, struct gendisk *disk,
int error;
rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->special = (char *)pc;
if (buf && bufflen) {
......@@ -477,7 +477,7 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
if (uptodate == 0)
drive->failed_pc = NULL;
if (rq->cmd_type == REQ_TYPE_SPECIAL) {
if (rq->cmd_type == REQ_TYPE_DRV_PRIV) {
rq->errors = 0;
error = 0;
} else {
......
......@@ -799,7 +799,7 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
cdrom_do_block_pc(drive, rq);
break;
case REQ_TYPE_SPECIAL:
case REQ_TYPE_DRV_PRIV:
/* right now this can only be a reset... */
uptodate = 1;
goto out_end;
......
......@@ -304,7 +304,7 @@ int ide_cdrom_reset(struct cdrom_device_info *cdi)
int ret;
rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd_flags = REQ_QUIET;
ret = blk_execute_rq(drive->queue, cd->disk, rq, 0);
blk_put_request(rq);
......
......@@ -166,7 +166,7 @@ int ide_devset_execute(ide_drive_t *drive, const struct ide_devset *setting,
return setting->set(drive, arg);
rq = blk_get_request(q, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd_len = 5;
rq->cmd[0] = REQ_DEVSET_EXEC;
*(int *)&rq->cmd[1] = arg;
......
......@@ -147,7 +147,7 @@ static inline void ide_complete_drive_reset(ide_drive_t *drive, int err)
{
struct request *rq = drive->hwif->rq;
if (rq && rq->cmd_type == REQ_TYPE_SPECIAL &&
if (rq && rq->cmd_type == REQ_TYPE_DRV_PRIV &&
rq->cmd[0] == REQ_DRIVE_RESET) {
if (err <= 0 && rq->errors == 0)
rq->errors = -EIO;
......
......@@ -97,7 +97,7 @@ static int ide_floppy_callback(ide_drive_t *drive, int dsc)
"Aborting request!\n");
}
if (rq->cmd_type == REQ_TYPE_SPECIAL)
if (rq->cmd_type == REQ_TYPE_DRV_PRIV)
rq->errors = uptodate ? 0 : IDE_DRV_ERROR_GENERAL;
return uptodate;
......@@ -246,7 +246,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
} else
printk(KERN_ERR PFX "%s: I/O error\n", drive->name);
if (rq->cmd_type == REQ_TYPE_SPECIAL) {
if (rq->cmd_type == REQ_TYPE_DRV_PRIV) {
rq->errors = 0;
ide_complete_rq(drive, 0, blk_rq_bytes(rq));
return ide_stopped;
......@@ -265,7 +265,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
pc = &floppy->queued_pc;
idefloppy_create_rw_cmd(drive, pc, rq, (unsigned long)block);
break;
case REQ_TYPE_SPECIAL:
case REQ_TYPE_DRV_PRIV:
case REQ_TYPE_SENSE:
pc = (struct ide_atapi_pc *)rq->special;
break;
......
......@@ -135,7 +135,7 @@ EXPORT_SYMBOL(ide_complete_rq);
void ide_kill_rq(ide_drive_t *drive, struct request *rq)
{
u8 drv_req = (rq->cmd_type == REQ_TYPE_SPECIAL) && rq->rq_disk;
u8 drv_req = (rq->cmd_type == REQ_TYPE_DRV_PRIV) && rq->rq_disk;
u8 media = drive->media;
drive->failed_pc = NULL;
......@@ -353,7 +353,7 @@ static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq)
pm->pm_step == IDE_PM_COMPLETED)
ide_complete_pm_rq(drive, rq);
return startstop;
} else if (!rq->rq_disk && rq->cmd_type == REQ_TYPE_SPECIAL)
} else if (!rq->rq_disk && rq->cmd_type == REQ_TYPE_DRV_PRIV)
/*
* TODO: Once all ULDs have been modified to
* check for specific op codes rather than
......
......@@ -222,7 +222,7 @@ static int generic_drive_reset(ide_drive_t *drive)
int ret = 0;
rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd_len = 1;
rq->cmd[0] = REQ_DRIVE_RESET;
if (blk_execute_rq(drive->queue, NULL, rq, 1))
......
......@@ -34,7 +34,7 @@ static void issue_park_cmd(ide_drive_t *drive, unsigned long timeout)
rq = blk_get_request(q, READ, __GFP_WAIT);
rq->cmd[0] = REQ_PARK_HEADS;
rq->cmd_len = 1;
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->special = &timeout;
rc = blk_execute_rq(q, NULL, rq, 1);
blk_put_request(rq);
......@@ -51,7 +51,7 @@ static void issue_park_cmd(ide_drive_t *drive, unsigned long timeout)
rq->cmd[0] = REQ_UNPARK_HEADS;
rq->cmd_len = 1;
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
elv_add_request(q, rq, ELEVATOR_INSERT_FRONT);
out:
......
......@@ -576,7 +576,7 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
rq->cmd[0], (unsigned long long)blk_rq_pos(rq),
blk_rq_sectors(rq));
BUG_ON(!(rq->cmd_type == REQ_TYPE_SPECIAL ||
BUG_ON(!(rq->cmd_type == REQ_TYPE_DRV_PRIV ||
rq->cmd_type == REQ_TYPE_SENSE));
/* Retry a failed packet command */
......@@ -853,7 +853,7 @@ static int idetape_queue_rw_tail(ide_drive_t *drive, int cmd, int size)
BUG_ON(size < 0 || size % tape->blk_size);
rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
rq->cmd_type = REQ_TYPE_SPECIAL;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd[13] = cmd;
rq->rq_disk = tape->disk;
rq->__sector = tape->first_frame;
......
......@@ -79,10 +79,10 @@ enum rq_cmd_type_bits {
REQ_TYPE_PM_SUSPEND, /* suspend request */
REQ_TYPE_PM_RESUME, /* resume request */
REQ_TYPE_PM_SHUTDOWN, /* shutdown request */
REQ_TYPE_SPECIAL, /* driver defined type */
REQ_TYPE_DRV_PRIV, /* driver defined type */
/*
* for ATA/ATAPI devices. this really doesn't belong here, ide should
* use REQ_TYPE_SPECIAL and use rq->cmd[0] with the range of driver
* use REQ_TYPE_DRV_PRIV and use rq->cmd[0] with the range of driver
* private REQ_LB opcodes to differentiate what type of request this is
*/
REQ_TYPE_ATA_TASKFILE,
......
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