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scsi: core: Remove scsi_sdb_cache

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After commit f664a3cc17 ("scsi: kill off the legacy IO path"),
scsi_sdb_cache is not used anymore. Remove it.

Link: https://lore.kernel.org/r/20200619154117.10262-2-huobean@gmail.com
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Bean Huo 2020-06-19 17:41:16 +02:00 • committed by Martin K. Petersen
parent da3f28da1c
commit 71df6fb976
3 changed files with 0 additions and 19 deletions
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3
drivers/scsi/scsi.c
View file

@ -754,9 +754,6 @@ static int __init init_scsi(void)
{ {
int error; int error;
error = scsi_init_queue();
if (error)
return error;
error = scsi_init_procfs(); error = scsi_init_procfs();
if (error) if (error)
goto cleanup_queue; goto cleanup_queue;

15
drivers/scsi/scsi_lib.c
View file

@ -52,7 +52,6 @@
#define SCSI_INLINE_SG_CNT 2 #define SCSI_INLINE_SG_CNT 2
#endif #endif
static struct kmem_cache *scsi_sdb_cache;
static struct kmem_cache *scsi_sense_cache; static struct kmem_cache *scsi_sense_cache;
static struct kmem_cache *scsi_sense_isadma_cache; static struct kmem_cache *scsi_sense_isadma_cache;
static DEFINE_MUTEX(scsi_sense_cache_mutex); static DEFINE_MUTEX(scsi_sense_cache_mutex);
@ -1955,24 +1954,10 @@ void scsi_unblock_requests(struct Scsi_Host *shost)
} }
EXPORT_SYMBOL(scsi_unblock_requests); 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) void scsi_exit_queue(void)
{ {
kmem_cache_destroy(scsi_sense_cache); kmem_cache_destroy(scsi_sense_cache);
kmem_cache_destroy(scsi_sense_isadma_cache); kmem_cache_destroy(scsi_sense_isadma_cache);
kmem_cache_destroy(scsi_sdb_cache);
} }
/** /**

1
drivers/scsi/scsi_priv.h
View file

@ -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 void scsi_start_queue(struct scsi_device *sdev);
extern int scsi_mq_setup_tags(struct Scsi_Host *shost); extern int scsi_mq_setup_tags(struct Scsi_Host *shost);
extern void scsi_mq_destroy_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_exit_queue(void);
extern void scsi_evt_thread(struct work_struct *work); extern void scsi_evt_thread(struct work_struct *work);
struct request_queue; struct request_queue;