scsi: remove various exports that were only used by scsi_tgt

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>

drivers/scsi/scsi.c

@@ -235,7 +235,8 @@ fail:
  * Description: allocate a struct scsi_cmd from host's slab, recycling from the
  *              host's free_list if necessary.
  */
-struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *shost, gfp_t gfp_mask)
+static struct scsi_cmnd *
+__scsi_get_command(struct Scsi_Host *shost, gfp_t gfp_mask)
 {
 	struct scsi_cmnd *cmd = scsi_host_alloc_command(shost, gfp_mask);
 
@@ -265,7 +266,6 @@ struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *shost, gfp_t gfp_mask)
 
 	return cmd;
 }
-EXPORT_SYMBOL_GPL(__scsi_get_command);
 
 /**
  * scsi_get_command - Allocate and setup a scsi command block
@@ -291,14 +291,13 @@ struct scsi_cmnd *scsi_get_command(struct scsi_device *dev, gfp_t gfp_mask)
 	cmd->jiffies_at_alloc = jiffies;
 	return cmd;
 }
-EXPORT_SYMBOL(scsi_get_command);
 
 /**
  * __scsi_put_command - Free a struct scsi_cmnd
  * @shost: dev->host
  * @cmd: Command to free
  */
-void __scsi_put_command(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
+static void __scsi_put_command(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
 {
 	unsigned long flags;
 
@@ -314,7 +313,6 @@ void __scsi_put_command(struct Scsi_Host *shost, struct scsi_cmnd *cmd)
 	if (likely(cmd != NULL))
 		scsi_host_free_command(shost, cmd);
 }
-EXPORT_SYMBOL(__scsi_put_command);
 
 /**
  * scsi_put_command - Free a scsi command block
@@ -338,7 +336,6 @@ void scsi_put_command(struct scsi_cmnd *cmd)
 
 	__scsi_put_command(cmd->device->host, cmd);
 }
-EXPORT_SYMBOL(scsi_put_command);
 
 static struct scsi_host_cmd_pool *
 scsi_find_host_cmd_pool(struct Scsi_Host *shost)
@@ -801,7 +798,6 @@ void scsi_finish_command(struct scsi_cmnd *cmd)
 	}
 	scsi_io_completion(cmd, good_bytes);
 }
-EXPORT_SYMBOL(scsi_finish_command);
 
 /**
  * scsi_adjust_queue_depth - Let low level drivers change a device's queue depth

drivers/scsi/scsi_lib.c

@@ -579,7 +579,7 @@ static void scsi_free_sgtable(struct scsi_data_buffer *sdb)
  *		the __init_io() function.  Primarily this would involve
  *		the scatter-gather table.
  */
-void scsi_release_buffers(struct scsi_cmnd *cmd)
+static void scsi_release_buffers(struct scsi_cmnd *cmd)
 {
 	if (cmd->sdb.table.nents)
 		scsi_free_sgtable(&cmd->sdb);
@@ -589,7 +589,6 @@ void scsi_release_buffers(struct scsi_cmnd *cmd)
 	if (scsi_prot_sg_count(cmd))
 		scsi_free_sgtable(cmd->prot_sdb);
 }
-EXPORT_SYMBOL(scsi_release_buffers);
 
 static void scsi_release_bidi_buffers(struct scsi_cmnd *cmd)
 {
@@ -1609,7 +1608,7 @@ out_delay:
 		blk_delay_queue(q, SCSI_QUEUE_DELAY);
 }
 
-u64 scsi_calculate_bounce_limit(struct Scsi_Host *shost)
+static u64 scsi_calculate_bounce_limit(struct Scsi_Host *shost)
 {
 	struct device *host_dev;
 	u64 bounce_limit = 0xffffffff;
@@ -1629,7 +1628,6 @@ u64 scsi_calculate_bounce_limit(struct Scsi_Host *shost)
 
 	return bounce_limit;
 }
-EXPORT_SYMBOL(scsi_calculate_bounce_limit);
 
 struct request_queue *__scsi_alloc_queue(struct Scsi_Host *shost,
 					 request_fn_proc *request_fn)

include/scsi/scsi_cmnd.h

@@ -150,9 +150,7 @@ static inline struct scsi_driver *scsi_cmd_to_driver(struct scsi_cmnd *cmd)
 }
 
 extern struct scsi_cmnd *scsi_get_command(struct scsi_device *, gfp_t);
-extern struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *, gfp_t);
 extern void scsi_put_command(struct scsi_cmnd *);
-extern void __scsi_put_command(struct Scsi_Host *, struct scsi_cmnd *);
 extern void scsi_finish_command(struct scsi_cmnd *cmd);
 
 extern void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count,
@@ -160,7 +158,6 @@ extern void *scsi_kmap_atomic_sg(struct scatterlist *sg, int sg_count,
 extern void scsi_kunmap_atomic_sg(void *virt);
 
 extern int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask);
-extern void scsi_release_buffers(struct scsi_cmnd *cmd);
 
 extern int scsi_dma_map(struct scsi_cmnd *cmd);
 extern void scsi_dma_unmap(struct scsi_cmnd *cmd);

include/scsi/scsi_host.h

@@ -795,8 +795,6 @@ extern struct Scsi_Host *scsi_host_lookup(unsigned short);
 extern const char *scsi_host_state_name(enum scsi_host_state);
 extern void scsi_cmd_get_serial(struct Scsi_Host *, struct scsi_cmnd *);
 
-extern u64 scsi_calculate_bounce_limit(struct Scsi_Host *);
-
 static inline int __must_check scsi_add_host(struct Scsi_Host *host,
 					     struct device *dev)
 {