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scsi: return blk_status_t from scsi_init_io and ->init_command

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Replace the old BLKPREP_* values with the BLK_STS_ ones that they are
converted to later anyway.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2018-11-09 14:42:39 +01:00
committed by Jens Axboe
parent 14784565f7
commit 159b2cbf59
7 changed files with 78 additions and 85 deletions
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2
include/scsi/scsi_cmnd.h
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@@ -171,7 +171,7 @@ extern void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count,
size_t *offset, size_t *len);
extern void scsi_kunmap_atomic_sg(void *virt);
extern int scsi_init_io(struct scsi_cmnd *cmd);
extern blk_status_t scsi_init_io(struct scsi_cmnd *cmd);
#ifdef CONFIG_SCSI_DMA
extern int scsi_dma_map(struct scsi_cmnd *cmd);

3
include/scsi/scsi_driver.h
View File

@@ -2,6 +2,7 @@
#ifndef _SCSI_SCSI_DRIVER_H
#define _SCSI_SCSI_DRIVER_H
#include <linux/blk_types.h>
#include <linux/device.h>
struct module;
@@ -13,7 +14,7 @@ struct scsi_driver {
struct device_driver gendrv;
void (*rescan)(struct device *);
int (*init_command)(struct scsi_cmnd *);
blk_status_t (*init_command)(struct scsi_cmnd *);
void (*uninit_command)(struct scsi_cmnd *);
int (*done)(struct scsi_cmnd *);
int (*eh_action)(struct scsi_cmnd *, int);