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 2e7ba615d76043..00d53c2fd1e823 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 478489c568a4c9..4f598270fa31cd 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 93362eed94eda0..3a9d7e2d4de6f2 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 6b8faca02f8a16..bc547f1d34ba98 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 36620a22413cd1..cfdacb1ec279b1 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 e53a97af126034..97d108634c5830 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 9e87883b561a1f..1e8ca3fca4aa8d 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 36377c6db3d4a2..04c324330b7cca 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 6262c5462d5054..9f4c9d46e8ef89 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 79d0591a80431e..c85312ad292b38 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 48e9ceacd6fac1..a3146e696c5deb 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 effdee299b0c4f..5db31438027109 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 b297a6b111ac07..1199d3f32ac3c2 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 0b66afef2d8200..c8dfdb302916aa 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 64a52bd7544a8a..988c8ce47f5816 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 8aff9385613f36..7c5e29eaf11807 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 9de953762097c8..a5a9b8d873025a 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 6a89cefe99bbd1..0c67258fb9ec07 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 a1db95925138c9..9726261c367df8 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 1c0d7578e791e8..b8c6810090d54a 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 965698c8b7bff4..1396c83b0c9ccb 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 b5a77b0c0deb6d..92376f9dfdd50b 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 e69160a7bc600e..b1d565c12c5b9a 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 a691dda40d2c47..a5de1a829a76db 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 1f5a07bf2a7535..da63c544919bd9 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 2570f48a69c7a7..371b69c110bcc5 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 76c555a67dacc3..805e5fc5f5db48 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 982b773d71e69f..8f27a9e1c36ba7 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;