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[SCSI] Rename scsi_bidi_sdb_cache 

The data integrity changes need to dynamically allocate
scsi_data_buffers too.  Rename scsi_bidi_sdb_cache for clarity.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Martin K. Petersen 2008-06-05 23:30:03 -04:00 committed by James Bottomley
parent 090507157f
commit 6362abd3e0
1 changed files with 13 additions and 13 deletions
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26
drivers/scsi/scsi_lib.c
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@ -65,7 +65,7 @@ static struct scsi_host_sg_pool scsi_sg_pools[] = {
};
#undef SP
static struct kmem_cache *scsi_bidi_sdb_cache;
static struct kmem_cache *scsi_sdb_cache;
static void scsi_run_queue(struct request_queue *q);
@ -775,7 +775,7 @@ void scsi_release_buffers(struct scsi_cmnd *cmd)
struct scsi_data_buffer *bidi_sdb =
cmd->request->next_rq->special;
scsi_free_sgtable(bidi_sdb);
kmem_cache_free(scsi_bidi_sdb_cache, bidi_sdb);
kmem_cache_free(scsi_sdb_cache, bidi_sdb);
cmd->request->next_rq->special = NULL;
}
}
@ -1050,7 +1050,7 @@ int scsi_init_io(struct scsi_cmnd *cmd, gfp_t gfp_mask)
if (blk_bidi_rq(cmd->request)) {
struct scsi_data_buffer *bidi_sdb = kmem_cache_zalloc(
scsi_bidi_sdb_cache, GFP_ATOMIC);
scsi_sdb_cache, GFP_ATOMIC);
if (!bidi_sdb) {
error = BLKPREP_DEFER;
goto err_exit;
@ -1692,11 +1692,11 @@ int __init scsi_init_queue(void)
return -ENOMEM;
}
scsi_bidi_sdb_cache = kmem_cache_create("scsi_bidi_sdb",
sizeof(struct scsi_data_buffer),
0, 0, NULL);
if (!scsi_bidi_sdb_cache) {
printk(KERN_ERR "SCSI: can't init scsi bidi sdb cache\n");
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");
goto cleanup_io_context;
}
@ -1709,7 +1709,7 @@ int __init scsi_init_queue(void)
if (!sgp->slab) {
printk(KERN_ERR "SCSI: can't init sg slab %s\n",
sgp->name);
goto cleanup_bidi_sdb;
goto cleanup_sdb;
}
sgp->pool = mempool_create_slab_pool(SG_MEMPOOL_SIZE,
@ -1717,13 +1717,13 @@ int __init scsi_init_queue(void)
if (!sgp->pool) {
printk(KERN_ERR "SCSI: can't init sg mempool %s\n",
sgp->name);
goto cleanup_bidi_sdb;
goto cleanup_sdb;
}
}
return 0;
cleanup_bidi_sdb:
cleanup_sdb:
for (i = 0; i < SG_MEMPOOL_NR; i++) {
struct scsi_host_sg_pool *sgp = scsi_sg_pools + i;
if (sgp->pool)
@ -1731,7 +1731,7 @@ cleanup_bidi_sdb:
if (sgp->slab)
kmem_cache_destroy(sgp->slab);
}
kmem_cache_destroy(scsi_bidi_sdb_cache);
kmem_cache_destroy(scsi_sdb_cache);
cleanup_io_context:
kmem_cache_destroy(scsi_io_context_cache);
@ -1743,7 +1743,7 @@ void scsi_exit_queue(void)
int i;
kmem_cache_destroy(scsi_io_context_cache);
kmem_cache_destroy(scsi_bidi_sdb_cache);
kmem_cache_destroy(scsi_sdb_cache);
for (i = 0; i < SG_MEMPOOL_NR; i++) {
struct scsi_host_sg_pool *sgp = scsi_sg_pools + i;