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-rw-r--r--include/linux/blkdev.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index e61f22b..d2d34e2 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -280,6 +280,15 @@ struct blk_queue_tag {
atomic_t refcnt; /* map can be shared */
};
+#define BLK_SCSI_MAX_CMDS (256)
+#define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))
+
+struct blk_scsi_cmd_filter {
+ unsigned long read_ok[BLK_SCSI_CMD_PER_LONG];
+ unsigned long write_ok[BLK_SCSI_CMD_PER_LONG];
+ struct kobject kobj;
+};
+
struct request_queue
{
/*
@@ -398,6 +407,7 @@ struct request_queue
#if defined(CONFIG_BLK_DEV_BSG)
struct bsg_class_device bsg_dev;
#endif
+ struct blk_scsi_cmd_filter cmd_filter;
};
#define QUEUE_FLAG_CLUSTER 0 /* cluster several segments into 1 */
@@ -833,11 +843,11 @@ extern int blkdev_issue_flush(struct block_device *, sector_t *);
/*
* command filter functions
*/
-extern int blk_verify_command(struct file *file, unsigned char *cmd);
-extern int blk_cmd_filter_verify_command(struct blk_scsi_cmd_filter *filter,
- unsigned char *cmd, mode_t *f_mode);
+extern int blk_verify_command(struct blk_scsi_cmd_filter *filter,
+ unsigned char *cmd, int has_write_perm);
extern int blk_register_filter(struct gendisk *disk);
extern void blk_unregister_filter(struct gendisk *disk);
+extern void blk_set_cmd_filter_defaults(struct blk_scsi_cmd_filter *filter);
#define MAX_PHYS_SEGMENTS 128
#define MAX_HW_SEGMENTS 128
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