mm: Remove slab destructors from kmem_cache_create().

Slab destructors were no longer supported after Christoph's
c59def9f222d44bb7e2f0a559f2906191a0862d7 change. They've been
BUGs for both slab and slub, and slob never supported them
either.

This rips out support for the dtor pointer from kmem_cache_create()
completely and fixes up every single callsite in the kernel (there were
about 224, not including the slab allocator definitions themselves,
or the documentation references).

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

28 files changed, 37 insertions, 39 deletions

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 2e7ba61..00d53c2 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -1098,7 +1098,7 @@ void acpi_os_release_lock(acpi_spinlock lockp, acpi_cpu_flags flags)
 acpi_status
 acpi_os_create_cache(char *name, u16 size, u16 depth, acpi_cache_t ** cache)
 {
-	*cache = kmem_cache_create(name, size, 0, 0, NULL, NULL);
+	*cache = kmem_cache_create(name, size, 0, 0, NULL);
 	if (*cache == NULL)
 		return AE_ERROR;
 	else
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c
index 478489c..4f59827 100644
--- a/drivers/block/aoe/aoeblk.c
+++ b/drivers/block/aoe/aoeblk.c
@@ -257,9 +257,9 @@ aoeblk_exit(void)
 int __init
 aoeblk_init(void)
 {
-	buf_pool_cache = kmem_cache_create("aoe_bufs", 
+	buf_pool_cache = kmem_cache_create("aoe_bufs",
 					   sizeof(struct buf),
-					   0, 0, NULL, NULL);
+					   0, 0, NULL);
 	if (buf_pool_cache == NULL)
 		return -ENOMEM;
 
diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c
index 93362ee..3a9d7e2 100644
--- a/drivers/ieee1394/eth1394.c
+++ b/drivers/ieee1394/eth1394.c
@@ -1729,7 +1729,7 @@ static int __init ether1394_init_module(void)
 
 	packet_task_cache = kmem_cache_create("packet_task",
 					      sizeof(struct packet_task),
-					      0, 0, NULL, NULL);
+					      0, 0, NULL);
 	if (!packet_task_cache)
 		return -ENOMEM;
 
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 6b8faca..bc547f1 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -2998,7 +2998,6 @@ static int __init ib_mad_init_module(void)
 					 sizeof(struct ib_mad_private),
 					 0,
 					 SLAB_HWCACHE_ALIGN,
-					 NULL,
 					 NULL);
 	if (!ib_mad_cache) {
 		printk(KERN_ERR PFX "Couldn't create ib_mad cache\n");
diff --git a/drivers/infiniband/hw/amso1100/c2_vq.c b/drivers/infiniband/hw/amso1100/c2_vq.c
index 36620a2..cfdacb1 100644
--- a/drivers/infiniband/hw/amso1100/c2_vq.c
+++ b/drivers/infiniband/hw/amso1100/c2_vq.c
@@ -85,7 +85,7 @@ int vq_init(struct c2_dev *c2dev)
 		(char) ('0' + c2dev->devnum));
 	c2dev->host_msg_cache =
 	    kmem_cache_create(c2dev->vq_cache_name, c2dev->rep_vq.msg_size, 0,
-			      SLAB_HWCACHE_ALIGN, NULL, NULL);
+			      SLAB_HWCACHE_ALIGN, NULL);
 	if (c2dev->host_msg_cache == NULL) {
 		return -ENOMEM;
 	}
diff --git a/drivers/infiniband/hw/ehca/ehca_av.c b/drivers/infiniband/hw/ehca/ehca_av.c
index e53a97a..97d1086 100644
--- a/drivers/infiniband/hw/ehca/ehca_av.c
+++ b/drivers/infiniband/hw/ehca/ehca_av.c
@@ -259,7 +259,7 @@ int ehca_init_av_cache(void)
 	av_cache = kmem_cache_create("ehca_cache_av",
 				   sizeof(struct ehca_av), 0,
 				   SLAB_HWCACHE_ALIGN,
-				   NULL, NULL);
+				   NULL);
 	if (!av_cache)
 		return -ENOMEM;
 	return 0;
diff --git a/drivers/infiniband/hw/ehca/ehca_cq.c b/drivers/infiniband/hw/ehca/ehca_cq.c
index 9e87883..1e8ca3f 100644
--- a/drivers/infiniband/hw/ehca/ehca_cq.c
+++ b/drivers/infiniband/hw/ehca/ehca_cq.c
@@ -387,7 +387,7 @@ int ehca_init_cq_cache(void)
 	cq_cache = kmem_cache_create("ehca_cache_cq",
 				     sizeof(struct ehca_cq), 0,
 				     SLAB_HWCACHE_ALIGN,
-				     NULL, NULL);
+				     NULL);
 	if (!cq_cache)
 		return -ENOMEM;
 	return 0;
diff --git a/drivers/infiniband/hw/ehca/ehca_main.c b/drivers/infiniband/hw/ehca/ehca_main.c
index 36377c6..04c3243 100644
--- a/drivers/infiniband/hw/ehca/ehca_main.c
+++ b/drivers/infiniband/hw/ehca/ehca_main.c
@@ -163,7 +163,7 @@ static int ehca_create_slab_caches(void)
 	ctblk_cache = kmem_cache_create("ehca_cache_ctblk",
 					EHCA_PAGESIZE, H_CB_ALIGNMENT,
 					SLAB_HWCACHE_ALIGN,
-					NULL, NULL);
+					NULL);
 	if (!ctblk_cache) {
 		ehca_gen_err("Cannot create ctblk SLAB cache.");
 		ehca_cleanup_mrmw_cache();
diff --git a/drivers/infiniband/hw/ehca/ehca_mrmw.c b/drivers/infiniband/hw/ehca/ehca_mrmw.c
index 6262c54..9f4c9d46 100644
--- a/drivers/infiniband/hw/ehca/ehca_mrmw.c
+++ b/drivers/infiniband/hw/ehca/ehca_mrmw.c
@@ -1950,13 +1950,13 @@ int ehca_init_mrmw_cache(void)
 	mr_cache = kmem_cache_create("ehca_cache_mr",
 				     sizeof(struct ehca_mr), 0,
 				     SLAB_HWCACHE_ALIGN,
-				     NULL, NULL);
+				     NULL);
 	if (!mr_cache)
 		return -ENOMEM;
 	mw_cache = kmem_cache_create("ehca_cache_mw",
 				     sizeof(struct ehca_mw), 0,
 				     SLAB_HWCACHE_ALIGN,
-				     NULL, NULL);
+				     NULL);
 	if (!mw_cache) {
 		kmem_cache_destroy(mr_cache);
 		mr_cache = NULL;
diff --git a/drivers/infiniband/hw/ehca/ehca_pd.c b/drivers/infiniband/hw/ehca/ehca_pd.c
index 79d0591..c85312a 100644
--- a/drivers/infiniband/hw/ehca/ehca_pd.c
+++ b/drivers/infiniband/hw/ehca/ehca_pd.c
@@ -100,7 +100,7 @@ int ehca_init_pd_cache(void)
 	pd_cache = kmem_cache_create("ehca_cache_pd",
 				     sizeof(struct ehca_pd), 0,
 				     SLAB_HWCACHE_ALIGN,
-				     NULL, NULL);
+				     NULL);
 	if (!pd_cache)
 		return -ENOMEM;
 	return 0;
diff --git a/drivers/infiniband/hw/ehca/ehca_qp.c b/drivers/infiniband/hw/ehca/ehca_qp.c
index 48e9cea..a3146e6 100644
--- a/drivers/infiniband/hw/ehca/ehca_qp.c
+++ b/drivers/infiniband/hw/ehca/ehca_qp.c
@@ -1760,7 +1760,7 @@ int ehca_init_qp_cache(void)
 	qp_cache = kmem_cache_create("ehca_cache_qp",
 				     sizeof(struct ehca_qp), 0,
 				     SLAB_HWCACHE_ALIGN,
-				     NULL, NULL);
+				     NULL);
 	if (!qp_cache)
 		return -ENOMEM;
 	return 0;
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index effdee2..5db3143 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -637,7 +637,7 @@ static int __init iser_init(void)
 	ig.desc_cache = kmem_cache_create("iser_descriptors",
 					  sizeof (struct iser_desc),
 					  0, SLAB_HWCACHE_ALIGN,
-					  NULL, NULL);
+					  NULL);
 	if (ig.desc_cache == NULL)
 		return -ENOMEM;
 
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index b297a6b..1199d3f 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -1332,24 +1332,24 @@ int kvm_mmu_module_init(void)
 {
 	pte_chain_cache = kmem_cache_create("kvm_pte_chain",
 					    sizeof(struct kvm_pte_chain),
-					    0, 0, NULL, NULL);
+					    0, 0, NULL);
 	if (!pte_chain_cache)
 		goto nomem;
 	rmap_desc_cache = kmem_cache_create("kvm_rmap_desc",
 					    sizeof(struct kvm_rmap_desc),
-					    0, 0, NULL, NULL);
+					    0, 0, NULL);
 	if (!rmap_desc_cache)
 		goto nomem;
 
 	mmu_page_cache = kmem_cache_create("kvm_mmu_page",
 					   PAGE_SIZE,
-					   PAGE_SIZE, 0, NULL, NULL);
+					   PAGE_SIZE, 0, NULL);
 	if (!mmu_page_cache)
 		goto nomem;
 
 	mmu_page_header_cache = kmem_cache_create("kvm_mmu_page_header",
 						  sizeof(struct kvm_mmu_page),
-						  0, 0, NULL, NULL);
+						  0, 0, NULL);
 	if (!mmu_page_header_cache)
 		goto nomem;
 
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 0b66afe..c8dfdb3 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -951,7 +951,7 @@ static int grow_stripes(raid5_conf_t *conf, int num)
 	conf->active_name = 0;
 	sc = kmem_cache_create(conf->cache_name[conf->active_name],
 			       sizeof(struct stripe_head)+(devs-1)*sizeof(struct r5dev),
-			       0, 0, NULL, NULL);
+			       0, 0, NULL);
 	if (!sc)
 		return 1;
 	conf->slab_cache = sc;
@@ -1003,7 +1003,7 @@ static int resize_stripes(raid5_conf_t *conf, int newsize)
 	/* Step 1 */
 	sc = kmem_cache_create(conf->cache_name[1-conf->active_name],
 			       sizeof(struct stripe_head)+(newsize-1)*sizeof(struct r5dev),
-			       0, 0, NULL, NULL);
+			       0, 0, NULL);
 	if (!sc)
 		return -ENOMEM;
 
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index 64a52bd..988c8ce 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -1171,8 +1171,7 @@ static int __init i2o_block_init(void)
 	/* Allocate request mempool and slab */
 	size = sizeof(struct i2o_block_request);
 	i2o_blk_req_pool.slab = kmem_cache_create("i2o_block_req", size, 0,
-						  SLAB_HWCACHE_ALIGN, NULL,
-						  NULL);
+						  SLAB_HWCACHE_ALIGN, NULL);
 	if (!i2o_blk_req_pool.slab) {
 		osm_err("can't init request slab\n");
 		rc = -ENOMEM;
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index 8aff938..7c5e29e 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -1149,7 +1149,7 @@ int ubi_eba_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si)
 	if (ubi_devices_cnt == 0) {
 		ltree_slab = kmem_cache_create("ubi_ltree_slab",
 					       sizeof(struct ltree_entry), 0,
-					       0, &ltree_entry_ctor, NULL);
+					       0, &ltree_entry_ctor);
 		if (!ltree_slab)
 			return -ENOMEM;
 	}
diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
index 9de9537..a5a9b8d 100644
--- a/drivers/mtd/ubi/wl.c
+++ b/drivers/mtd/ubi/wl.c
@@ -1452,7 +1452,7 @@ int ubi_wl_init_scan(struct ubi_device *ubi, struct ubi_scan_info *si)
 	if (ubi_devices_cnt == 0) {
 		wl_entries_slab = kmem_cache_create("ubi_wl_entry_slab",
 						    sizeof(struct ubi_wl_entry),
-						    0, 0, NULL, NULL);
+						    0, 0, NULL);
 		if (!wl_entries_slab)
 			return -ENOMEM;
 	}
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 6a89cef..0c67258f 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -291,7 +291,7 @@ dasd_parse_keyword( char *parsestring ) {
 		dasd_page_cache =
 			kmem_cache_create("dasd_page_cache", PAGE_SIZE,
 					  PAGE_SIZE, SLAB_CACHE_DMA,
-					  NULL, NULL );
+					  NULL);
 		if (!dasd_page_cache)
 			MESSAGE(KERN_WARNING, "%s", "Failed to create slab, "
 				"fixed buffer mode disabled.");
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index a1db959..9726261 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -259,21 +259,21 @@ zfcp_module_init(void)
 	size = sizeof(struct zfcp_fsf_req_qtcb);
 	align = calc_alignment(size);
 	zfcp_data.fsf_req_qtcb_cache =
-		kmem_cache_create("zfcp_fsf", size, align, 0, NULL, NULL);
+		kmem_cache_create("zfcp_fsf", size, align, 0, NULL);
 	if (!zfcp_data.fsf_req_qtcb_cache)
 		goto out;
 
 	size = sizeof(struct fsf_status_read_buffer);
 	align = calc_alignment(size);
 	zfcp_data.sr_buffer_cache =
-		kmem_cache_create("zfcp_sr", size, align, 0, NULL, NULL);
+		kmem_cache_create("zfcp_sr", size, align, 0, NULL);
 	if (!zfcp_data.sr_buffer_cache)
 		goto out_sr_cache;
 
 	size = sizeof(struct zfcp_gid_pn_data);
 	align = calc_alignment(size);
 	zfcp_data.gid_pn_cache =
-		kmem_cache_create("zfcp_gid", size, align, 0, NULL, NULL);
+		kmem_cache_create("zfcp_gid", size, align, 0, NULL);
 	if (!zfcp_data.gid_pn_cache)
 		goto out_gid_cache;
 
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 1c0d757..b8c6810 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -462,7 +462,7 @@ static int asd_create_global_caches(void)
 					    sizeof(struct asd_dma_tok),
 					    0,
 					    SLAB_HWCACHE_ALIGN,
-					    NULL, NULL);
+					    NULL);
 		if (!asd_dma_token_cache) {
 			asd_printk("couldn't create dma token cache\n");
 			return -ENOMEM;
@@ -474,7 +474,7 @@ static int asd_create_global_caches(void)
 						   sizeof(struct asd_ascb),
 						   0,
 						   SLAB_HWCACHE_ALIGN,
-						   NULL, NULL);
+						   NULL);
 		if (!asd_ascb_cache) {
 			asd_printk("couldn't create ascb cache\n");
 			goto Err;
diff --git a/drivers/scsi/libsas/sas_init.c b/drivers/scsi/libsas/sas_init.c
index 965698c..1396c83 100644
--- a/drivers/scsi/libsas/sas_init.c
+++ b/drivers/scsi/libsas/sas_init.c
@@ -292,7 +292,7 @@ EXPORT_SYMBOL_GPL(sas_domain_release_transport);
 static int __init sas_class_init(void)
 {
 	sas_task_cache = kmem_cache_create("sas_task", sizeof(struct sas_task),
-					   0, SLAB_HWCACHE_ALIGN, NULL, NULL);
+					   0, SLAB_HWCACHE_ALIGN, NULL);
 	if (!sas_task_cache)
 		return -ENOMEM;
 
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index b5a77b0..92376f9 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -2723,7 +2723,7 @@ qla2x00_module_init(void)
 
 	/* Allocate cache for SRBs. */
 	srb_cachep = kmem_cache_create("qla2xxx_srbs", sizeof(srb_t), 0,
-	    SLAB_HWCACHE_ALIGN, NULL, NULL);
+	    SLAB_HWCACHE_ALIGN, NULL);
 	if (srb_cachep == NULL) {
 		printk(KERN_ERR
 		    "qla2xxx: Unable to allocate SRB cache...Failing load!\n");
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index e69160a..b1d565c 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -1677,7 +1677,7 @@ static int __init qla4xxx_module_init(void)
 
 	/* Allocate cache for SRBs. */
 	srb_cachep = kmem_cache_create("qla4xxx_srbs", sizeof(struct srb), 0,
-				       SLAB_HWCACHE_ALIGN, NULL, NULL);
+				       SLAB_HWCACHE_ALIGN, NULL);
 	if (srb_cachep == NULL) {
 		printk(KERN_ERR
 		       "%s: Unable to allocate SRB cache..."
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index a691dda..a5de1a8 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -288,7 +288,7 @@ int scsi_setup_command_freelist(struct Scsi_Host *shost)
 	if (!pool->users) {
 		pool->slab = kmem_cache_create(pool->name,
 				sizeof(struct scsi_cmnd), 0,
-				pool->slab_flags, NULL, NULL);
+				pool->slab_flags, NULL);
 		if (!pool->slab)
 			goto fail;
 	}
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 1f5a07b..da63c54 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1661,7 +1661,7 @@ int __init scsi_init_queue(void)
 
 	scsi_io_context_cache = kmem_cache_create("scsi_io_context",
 					sizeof(struct scsi_io_context),
-					0, 0, NULL, NULL);
+					0, 0, NULL);
 	if (!scsi_io_context_cache) {
 		printk(KERN_ERR "SCSI: can't init scsi io context cache\n");
 		return -ENOMEM;
@@ -1672,7 +1672,7 @@ int __init scsi_init_queue(void)
 		int size = sgp->size * sizeof(struct scatterlist);
 
 		sgp->slab = kmem_cache_create(sgp->name, size, 0,
-				SLAB_HWCACHE_ALIGN, NULL, NULL);
+				SLAB_HWCACHE_ALIGN, NULL);
 		if (!sgp->slab) {
 			printk(KERN_ERR "SCSI: can't init sg slab %s\n",
 					sgp->name);
diff --git a/drivers/scsi/scsi_tgt_lib.c b/drivers/scsi/scsi_tgt_lib.c
index 2570f48..371b69c 100644
--- a/drivers/scsi/scsi_tgt_lib.c
+++ b/drivers/scsi/scsi_tgt_lib.c
@@ -585,7 +585,7 @@ static int __init scsi_tgt_init(void)
 
 	scsi_tgt_cmd_cache = kmem_cache_create("scsi_tgt_cmd",
 					       sizeof(struct scsi_tgt_cmd),
-					       0, 0, NULL, NULL);
+					       0, 0, NULL);
 	if (!scsi_tgt_cmd_cache)
 		return -ENOMEM;
 
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 76c555a..805e5fc 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -933,7 +933,7 @@ static int __init uhci_hcd_init(void)
 	}
 
 	uhci_up_cachep = kmem_cache_create("uhci_urb_priv",
-		sizeof(struct urb_priv), 0, 0, NULL, NULL);
+		sizeof(struct urb_priv), 0, 0, NULL);
 	if (!uhci_up_cachep)
 		goto up_failed;
 
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c
index 982b773..8f27a9e 100644
--- a/drivers/usb/mon/mon_text.c
+++ b/drivers/usb/mon/mon_text.c
@@ -340,7 +340,7 @@ static int mon_text_open(struct inode *inode, struct file *file)
 	snprintf(rp->slab_name, SLAB_NAME_SZ, "mon_text_%p", rp);
 	rp->e_slab = kmem_cache_create(rp->slab_name,
 	    sizeof(struct mon_event_text), sizeof(long), 0,
-	    mon_text_ctor, NULL);
+	    mon_text_ctor);
 	if (rp->e_slab == NULL) {
 		rc = -ENOMEM;
 		goto err_slab;