From: Bean Huo <[email protected]>

After 'commit f664a3cc17b7 ("scsi: kill off the legacy IO path")',
scsi_sdb_cache not be used any more, remove it.

Signed-off-by: Bean Huo <[email protected]>
---
 drivers/scsi/scsi.c      |  3 ---
 drivers/scsi/scsi_lib.c  | 18 +-----------------
 drivers/scsi/scsi_priv.h |  1 -
 3 files changed, 1 insertion(+), 21 deletions(-)

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 56c24a73e0c7..24619c3bebd5 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -754,9 +754,6 @@ static int __init init_scsi(void)
 {
        int error;
 
-       error = scsi_init_queue();
-       if (error)
-               return error;
        error = scsi_init_procfs();
        if (error)
                goto cleanup_queue;
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 0ba7a65e7c8d..3fadfe9447e8 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -52,7 +52,6 @@
 #define  SCSI_INLINE_SG_CNT  2
 #endif
 
-static struct kmem_cache *scsi_sdb_cache;
 static struct kmem_cache *scsi_sense_cache;
 static struct kmem_cache *scsi_sense_isadma_cache;
 static DEFINE_MUTEX(scsi_sense_cache_mutex);
@@ -1955,24 +1954,10 @@ void scsi_unblock_requests(struct Scsi_Host *shost)
 }
 EXPORT_SYMBOL(scsi_unblock_requests);
 
-int __init scsi_init_queue(void)
-{
-       scsi_sdb_cache = kmem_cache_create("scsi_data_buffer",
-                                          sizeof(struct scsi_data_buffer),
-                                          0, 0, NULL);
-       if (!scsi_sdb_cache) {
-               printk(KERN_ERR "SCSI: can't init scsi sdb cache\n");
-               return -ENOMEM;
-       }
-
-       return 0;
-}
-
 void scsi_exit_queue(void)
 {
        kmem_cache_destroy(scsi_sense_cache);
        kmem_cache_destroy(scsi_sense_isadma_cache);
-       kmem_cache_destroy(scsi_sdb_cache);
 }
 
 /**
@@ -2039,7 +2024,6 @@ scsi_mode_select(struct scsi_device *sdev, int pf, int 
sp, int modepage,
                real_buffer[1] = data->medium_type;
                real_buffer[2] = data->device_specific;
                real_buffer[3] = data->block_descriptor_length;
-               
 
                cmd[0] = MODE_SELECT;
                cmd[4] = len;
@@ -2227,7 +2211,7 @@ scsi_device_set_state(struct scsi_device *sdev, enum 
scsi_device_state state)
                        goto illegal;
                }
                break;
-                       
+
        case SDEV_RUNNING:
                switch (oldstate) {
                case SDEV_CREATED:
diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index 22b6585e28b4..d12ada035961 100644
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -93,7 +93,6 @@ extern struct request_queue *scsi_mq_alloc_queue(struct 
scsi_device *sdev);
 extern void scsi_start_queue(struct scsi_device *sdev);
 extern int scsi_mq_setup_tags(struct Scsi_Host *shost);
 extern void scsi_mq_destroy_tags(struct Scsi_Host *shost);
-extern int scsi_init_queue(void);
 extern void scsi_exit_queue(void);
 extern void scsi_evt_thread(struct work_struct *work);
 struct request_queue;
-- 
2.17.1

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