[SPARC64]: Add NUMA support.

Currently there is only code to parse NUMA attributes on sun4v/niagara systems, but later on we will add such parsing for older systems. Signed-off-by: David S. Miller <davem@davemloft.net>

[SPARC64]: Add NUMA support.
Currently there is only code to parse NUMA attributes on sun4v/niagara systems, but later on we will add such parsing for older systems. Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller
1 parent 1f261ef53b
Showing 7 changed files with 881 additions and 138 deletions Side-by-side Diff
Makefile
arch/sparc64/Kconfig
arch/sparc64/defconfig
arch/sparc64/kernel/sysfs.c
arch/sparc64/mm/init.c
include/asm-sparc64/mmzone.h
include/asm-sparc64/topology.h
 VERSION = 2
 PATCHLEVEL = 6
 SUBLEVEL = 25
-EXTRAVERSION =
+EXTRAVERSION = -numa
 NAME = Funky Weasel is Jiggy wit it
  
 # *DOCUMENTATION*
@@ -250,6 +250,26 @@
  
 endmenu
  
+config NUMA
+	bool "NUMA support"
+
+config NODES_SHIFT
+	int
+	default "4"
+	depends on NEED_MULTIPLE_NODES
+
+# Some NUMA nodes have memory ranges that span
+# other nodes.  Even though a pfn is valid and
+# between a node's start and end pfns, it may not
+# reside on that node.  See memmap_init_zone()
+# for details.
+config NODES_SPAN_OTHER_NODES
+	def_bool y
+	depends on NEED_MULTIPLE_NODES
+
+config ARCH_POPULATES_NODE_MAP
+	def_bool y
+
 config ARCH_SELECT_MEMORY_MODEL
 	def_bool y
  
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25
-# Sun Apr 20 01:33:21 2008
+# Linux kernel version: 2.6.25-numa
+# Wed Apr 23 04:49:08 2008
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -152,6 +152,8 @@
 CONFIG_HUGETLB_PAGE_SIZE_4MB=y
 # CONFIG_HUGETLB_PAGE_SIZE_512K is not set
 # CONFIG_HUGETLB_PAGE_SIZE_64K is not set
+# CONFIG_NUMA is not set
+CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_DEFAULT=y
@@ -787,7 +789,6 @@
 # CONFIG_SENSORS_PCF8574 is not set
 # CONFIG_PCF8575 is not set
 # CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_TPS65010 is not set
 # CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
@@ -869,6 +870,7 @@
 # Multifunction device drivers
 #
 # CONFIG_MFD_SM501 is not set
+# CONFIG_HTC_PASIC3 is not set
  
 #
 # Multimedia devices
@@ -1219,10 +1221,6 @@
 # CONFIG_NEW_LEDS is not set
 # CONFIG_INFINIBAND is not set
 # CONFIG_RTC_CLASS is not set
-
-#
-# Userspace I/O
-#
 # CONFIG_UIO is not set
  
 #
@@ -1399,6 +1397,7 @@
 CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
  
  
  
  
  
  
  
  
  
  
  
@@ -1425,53 +1424,82 @@
 CONFIG_ASYNC_MEMCPY=m
 CONFIG_ASYNC_XOR=m
 CONFIG_CRYPTO=y
+
+#
+# Crypto core or helper
+#
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_AEAD=y
 CONFIG_CRYPTO_BLKCIPHER=y
-# CONFIG_CRYPTO_SEQIV is not set
 CONFIG_CRYPTO_HASH=y
 CONFIG_CRYPTO_MANAGER=y
+CONFIG_CRYPTO_GF128MUL=m
+CONFIG_CRYPTO_NULL=m
+# CONFIG_CRYPTO_CRYPTD is not set
+CONFIG_CRYPTO_AUTHENC=y
+CONFIG_CRYPTO_TEST=m
+
+#
+# Authenticated Encryption with Associated Data
+#
+# CONFIG_CRYPTO_CCM is not set
+# CONFIG_CRYPTO_GCM is not set
+# CONFIG_CRYPTO_SEQIV is not set
+
+#
+# Block modes
+#
+CONFIG_CRYPTO_CBC=y
+# CONFIG_CRYPTO_CTR is not set
+# CONFIG_CRYPTO_CTS is not set
+CONFIG_CRYPTO_ECB=m
+CONFIG_CRYPTO_LRW=m
+CONFIG_CRYPTO_PCBC=m
+CONFIG_CRYPTO_XTS=m
+
+#
+# Hash modes
+#
 CONFIG_CRYPTO_HMAC=y
 CONFIG_CRYPTO_XCBC=y
-CONFIG_CRYPTO_NULL=m
+
+#
+# Digest
+#
+CONFIG_CRYPTO_CRC32C=m
 CONFIG_CRYPTO_MD4=y
 CONFIG_CRYPTO_MD5=y
+CONFIG_CRYPTO_MICHAEL_MIC=m
 CONFIG_CRYPTO_SHA1=y
 CONFIG_CRYPTO_SHA256=m
 CONFIG_CRYPTO_SHA512=m
-CONFIG_CRYPTO_WP512=m
 CONFIG_CRYPTO_TGR192=m
-CONFIG_CRYPTO_GF128MUL=m
-CONFIG_CRYPTO_ECB=m
-CONFIG_CRYPTO_CBC=y
-CONFIG_CRYPTO_PCBC=m
-CONFIG_CRYPTO_LRW=m
-CONFIG_CRYPTO_XTS=m
-# CONFIG_CRYPTO_CTR is not set
-# CONFIG_CRYPTO_GCM is not set
-# CONFIG_CRYPTO_CCM is not set
-# CONFIG_CRYPTO_CRYPTD is not set
-CONFIG_CRYPTO_DES=y
-CONFIG_CRYPTO_FCRYPT=m
-CONFIG_CRYPTO_BLOWFISH=m
-CONFIG_CRYPTO_TWOFISH=m
-CONFIG_CRYPTO_TWOFISH_COMMON=m
-CONFIG_CRYPTO_SERPENT=m
+CONFIG_CRYPTO_WP512=m
+
+#
+# Ciphers
+#
 CONFIG_CRYPTO_AES=m
+CONFIG_CRYPTO_ANUBIS=m
+CONFIG_CRYPTO_ARC4=m
+CONFIG_CRYPTO_BLOWFISH=m
+CONFIG_CRYPTO_CAMELLIA=m
 CONFIG_CRYPTO_CAST5=m
 CONFIG_CRYPTO_CAST6=m
-CONFIG_CRYPTO_TEA=m
-CONFIG_CRYPTO_ARC4=m
+CONFIG_CRYPTO_DES=y
+CONFIG_CRYPTO_FCRYPT=m
 CONFIG_CRYPTO_KHAZAD=m
-CONFIG_CRYPTO_ANUBIS=m
-CONFIG_CRYPTO_SEED=m
 # CONFIG_CRYPTO_SALSA20 is not set
+CONFIG_CRYPTO_SEED=m
+CONFIG_CRYPTO_SERPENT=m
+CONFIG_CRYPTO_TEA=m
+CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_TWOFISH_COMMON=m
+
+#
+# Compression
+#
 CONFIG_CRYPTO_DEFLATE=y
-CONFIG_CRYPTO_MICHAEL_MIC=m
-CONFIG_CRYPTO_CRC32C=m
-CONFIG_CRYPTO_CAMELLIA=m
-CONFIG_CRYPTO_TEST=m
-CONFIG_CRYPTO_AUTHENC=y
 # CONFIG_CRYPTO_LZO is not set
 CONFIG_CRYPTO_HW=y
 # CONFIG_CRYPTO_DEV_HIFN_795X is not set
@@ -1492,4 +1520,5 @@
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
@@ -273,9 +273,21 @@
 		mmu_stats_supported = 1;
 }
  
+static void register_nodes(void)
+{
+#ifdef CONFIG_NUMA
+	int i;
+
+	for (i = 0; i < MAX_NUMNODES; i++)
+		register_one_node(i);
+#endif
+}
+
 static int __init topology_init(void)
 {
 	int cpu;
+
+	register_nodes();
  
 	check_mmu_stats();
  
@@ -25,6 +25,7 @@
 #include <linux/sort.h>
 #include <linux/percpu.h>
 #include <linux/lmb.h>
+#include <linux/mmzone.h>
  
 #include <asm/head.h>
 #include <asm/system.h>
  
@@ -73,9 +74,7 @@
 #define MAX_BANKS	32
  
 static struct linux_prom64_registers pavail[MAX_BANKS] __initdata;
-static struct linux_prom64_registers pavail_rescan[MAX_BANKS] __initdata;
 static int pavail_ents __initdata;
-static int pavail_rescan_ents __initdata;
  
 static int cmp_p64(const void *a, const void *b)
 {
  
  
  
  
  
@@ -716,20 +715,29 @@
 		smp_new_mmu_context_version();
 }
  
-/* Find a free area for the bootmem map, avoiding the kernel image
- * and the initial ramdisk.
- */
-static unsigned long __init choose_bootmap_pfn(unsigned long start_pfn,
-					       unsigned long end_pfn)
+static int numa_enabled = 1;
+static int numa_debug;
+
+static int __init early_numa(char *p)
 {
-	unsigned long bootmap_size;
+	if (!p)
+		return 0;
  
-	bootmap_size = bootmem_bootmap_pages(end_pfn - start_pfn);
-	bootmap_size <<= PAGE_SHIFT;
+	if (strstr(p, "off"))
+		numa_enabled = 0;
  
-	return lmb_alloc(bootmap_size, PAGE_SIZE) >> PAGE_SHIFT;
+	if (strstr(p, "debug"))
+		numa_debug = 1;
+
+	return 0;
 }
+early_param("numa", early_numa);
  
+#define numadbg(f, a...) \
+do {	if (numa_debug) \
+		printk(KERN_INFO f, ## a); \
+} while (0)
+
 static void __init find_ramdisk(unsigned long phys_base)
 {
 #ifdef CONFIG_BLK_DEV_INITRD
@@ -755,6 +763,9 @@
 		ramdisk_image -= KERNBASE;
 		ramdisk_image += phys_base;
  
+		numadbg("Found ramdisk at physical address 0x%lx, size %u\n",
+			ramdisk_image, sparc_ramdisk_size);
+
 		initrd_start = ramdisk_image;
 		initrd_end = ramdisk_image + sparc_ramdisk_size;
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
@@ -763,61 +774,626 @@
 #endif
 }
  
-/* About pages_avail, this is the value we will use to calculate
- * the zholes_size[] argument given to free_area_init_node().  The
- * page allocator uses this to calculate nr_kernel_pages,
- * nr_all_pages and zone->present_pages.  On NUMA it is used
- * to calculate zone->min_unmapped_pages and zone->min_slab_pages.
- *
- * So this number should really be set to what the page allocator
- * actually ends up with.  This means:
- * 1) It should include bootmem map pages, we'll release those.
- * 2) It should not include the kernel image, except for the
- *    __init sections which we will also release.
- * 3) It should include the initrd image, since we'll release
- *    that too.
+struct node_mem_mask {
+	unsigned long mask;
+	unsigned long val;
+	unsigned long bootmem_paddr;
+};
+static struct node_mem_mask node_masks[MAX_NUMNODES];
+static int num_node_masks;
+
+int numa_cpu_lookup_table[NR_CPUS];
+cpumask_t numa_cpumask_lookup_table[MAX_NUMNODES];
+
+#ifdef CONFIG_NEED_MULTIPLE_NODES
+static bootmem_data_t plat_node_bdata[MAX_NUMNODES];
+
+struct mdesc_mblock {
+	u64	base;
+	u64	size;
+	u64	offset; /* RA-to-PA */
+};
+static struct mdesc_mblock *mblocks;
+static int num_mblocks;
+
+static unsigned long ra_to_pa(unsigned long addr)
+{
+	int i;
+
+	for (i = 0; i < num_mblocks; i++) {
+		struct mdesc_mblock *m = &mblocks[i];
+
+		if (addr >= m->base &&
+		    addr < (m->base + m->size)) {
+			addr += m->offset;
+			break;
+		}
+	}
+	return addr;
+}
+
+static int find_node(unsigned long addr)
+{
+	int i;
+
+	addr = ra_to_pa(addr);
+	for (i = 0; i < num_node_masks; i++) {
+		struct node_mem_mask *p = &node_masks[i];
+
+		if ((addr & p->mask) == p->val)
+			return i;
+	}
+	return -1;
+}
+
+static unsigned long nid_range(unsigned long start, unsigned long end,
+			       int *nid)
+{
+	*nid = find_node(start);
+	start += PAGE_SIZE;
+	while (start < end) {
+		int n = find_node(start);
+
+		if (n != *nid)
+			break;
+		start += PAGE_SIZE;
+	}
+
+	return start;
+}
+#else
+static unsigned long nid_range(unsigned long start, unsigned long end,
+			       int *nid)
+{
+	*nid = 0;
+	return end;
+}
+#endif
+
+/* This must be invoked after performing all of the necessary
+ * add_active_range() calls for 'nid'.  We need to be able to get
+ * correct data from get_pfn_range_for_nid().
  */
-static unsigned long __init bootmem_init(unsigned long *pages_avail,
-					 unsigned long phys_base)
+static void __init allocate_node_data(int nid)
 {
-	unsigned long end_pfn;
+	unsigned long paddr, num_pages, start_pfn, end_pfn;
+	struct pglist_data *p;
+
+#ifdef CONFIG_NEED_MULTIPLE_NODES
+	paddr = lmb_alloc_nid(sizeof(struct pglist_data),
+			      SMP_CACHE_BYTES, nid, nid_range);
+	if (!paddr) {
+		prom_printf("Cannot allocate pglist_data for nid[%d]\n", nid);
+		prom_halt();
+	}
+	NODE_DATA(nid) = __va(paddr);
+	memset(NODE_DATA(nid), 0, sizeof(struct pglist_data));
+
+	NODE_DATA(nid)->bdata = &plat_node_bdata[nid];
+#endif
+
+	p = NODE_DATA(nid);
+
+	get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);
+	p->node_start_pfn = start_pfn;
+	p->node_spanned_pages = end_pfn - start_pfn;
+
+	if (p->node_spanned_pages) {
+		num_pages = bootmem_bootmap_pages(p->node_spanned_pages);
+
+		paddr = lmb_alloc_nid(num_pages << PAGE_SHIFT, PAGE_SIZE, nid,
+				      nid_range);
+		if (!paddr) {
+			prom_printf("Cannot allocate bootmap for nid[%d]\n",
+				  nid);
+			prom_halt();
+		}
+		node_masks[nid].bootmem_paddr = paddr;
+	}
+}
+
+static void init_node_masks_nonnuma(void)
+{
 	int i;
  
-	*pages_avail = lmb_phys_mem_size() >> PAGE_SHIFT;
-	end_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
+	numadbg("Initializing tables for non-numa.\n");
  
-	/* Initialize the boot-time allocator. */
-	max_pfn = max_low_pfn = end_pfn;
-	min_low_pfn = (phys_base >> PAGE_SHIFT);
+	node_masks[0].mask = node_masks[0].val = 0;
+	num_node_masks = 1;
  
-	init_bootmem_node(NODE_DATA(0),
-			  choose_bootmap_pfn(min_low_pfn, end_pfn),
-			  min_low_pfn, end_pfn);
+	for (i = 0; i < NR_CPUS; i++)
+		numa_cpu_lookup_table[i] = 0;
  
-	/* Now register the available physical memory with the
-	 * allocator.
-	 */
-	for (i = 0; i < lmb.memory.cnt; i++)
-		free_bootmem(lmb.memory.region[i].base,
-			     lmb_size_bytes(&lmb.memory, i));
+	numa_cpumask_lookup_table[0] = CPU_MASK_ALL;
+}
  
-	for (i = 0; i < lmb.reserved.cnt; i++)
-		reserve_bootmem(lmb.reserved.region[i].base,
-				lmb_size_bytes(&lmb.reserved, i),
-				BOOTMEM_DEFAULT);
+#ifdef CONFIG_NEED_MULTIPLE_NODES
+struct pglist_data *node_data[MAX_NUMNODES];
  
-	*pages_avail -= PAGE_ALIGN(kern_size) >> PAGE_SHIFT;
+EXPORT_SYMBOL(numa_cpu_lookup_table);
+EXPORT_SYMBOL(numa_cpumask_lookup_table);
+EXPORT_SYMBOL(node_data);
  
-	for (i = 0; i < lmb.memory.cnt; ++i) {
-		unsigned long start_pfn, end_pfn, pages;
+struct mdesc_mlgroup {
+	u64	node;
+	u64	latency;
+	u64	match;
+	u64	mask;
+};
+static struct mdesc_mlgroup *mlgroups;
+static int num_mlgroups;
  
-		pages = lmb_size_pages(&lmb.memory, i);
+static int scan_pio_for_cfg_handle(struct mdesc_handle *md, u64 pio,
+				   u32 cfg_handle)
+{
+	u64 arc;
+
+	mdesc_for_each_arc(arc, md, pio, MDESC_ARC_TYPE_FWD) {
+		u64 target = mdesc_arc_target(md, arc);
+		const u64 *val;
+
+		val = mdesc_get_property(md, target,
+					 "cfg-handle", NULL);
+		if (val && *val == cfg_handle)
+			return 0;
+	}
+	return -ENODEV;
+}
+
+static int scan_arcs_for_cfg_handle(struct mdesc_handle *md, u64 grp,
+				    u32 cfg_handle)
+{
+	u64 arc, candidate, best_latency = ~(u64)0;
+
+	candidate = MDESC_NODE_NULL;
+	mdesc_for_each_arc(arc, md, grp, MDESC_ARC_TYPE_FWD) {
+		u64 target = mdesc_arc_target(md, arc);
+		const char *name = mdesc_node_name(md, target);
+		const u64 *val;
+
+		if (strcmp(name, "pio-latency-group"))
+			continue;
+
+		val = mdesc_get_property(md, target, "latency", NULL);
+		if (!val)
+			continue;
+
+		if (*val < best_latency) {
+			candidate = target;
+			best_latency = *val;
+		}
+	}
+
+	if (candidate == MDESC_NODE_NULL)
+		return -ENODEV;
+
+	return scan_pio_for_cfg_handle(md, candidate, cfg_handle);
+}
+
+int of_node_to_nid(struct device_node *dp)
+{
+	const struct linux_prom64_registers *regs;
+	struct mdesc_handle *md;
+	u32 cfg_handle;
+	int count, nid;
+	u64 grp;
+
+	if (!mlgroups)
+		return -1;
+
+	regs = of_get_property(dp, "reg", NULL);
+	if (!regs)
+		return -1;
+
+	cfg_handle = (regs->phys_addr >> 32UL) & 0x0fffffff;
+
+	md = mdesc_grab();
+
+	count = 0;
+	nid = -1;
+	mdesc_for_each_node_by_name(md, grp, "group") {
+		if (!scan_arcs_for_cfg_handle(md, grp, cfg_handle)) {
+			nid = count;
+			break;
+		}
+		count++;
+	}
+
+	mdesc_release(md);
+
+	return nid;
+}
+
+static void add_node_ranges(void)
+{
+	int i;
+
+	for (i = 0; i < lmb.memory.cnt; i++) {
+		unsigned long size = lmb_size_bytes(&lmb.memory, i);
+		unsigned long start, end;
+
+		start = lmb.memory.region[i].base;
+		end = start + size;
+		while (start < end) {
+			unsigned long this_end;
+			int nid;
+
+			this_end = nid_range(start, end, &nid);
+
+			numadbg("Adding active range nid[%d] "
+				"start[%lx] end[%lx]\n",
+				nid, start, this_end);
+
+			add_active_range(nid,
+					 start >> PAGE_SHIFT,
+					 this_end >> PAGE_SHIFT);
+
+			start = this_end;
+		}
+	}
+}
+
+static int __init grab_mlgroups(struct mdesc_handle *md)
+{
+	unsigned long paddr;
+	int count = 0;
+	u64 node;
+
+	mdesc_for_each_node_by_name(md, node, "memory-latency-group")
+		count++;
+	if (!count)
+		return -ENOENT;
+
+	paddr = lmb_alloc(count * sizeof(struct mdesc_mlgroup),
+			  SMP_CACHE_BYTES);
+	if (!paddr)
+		return -ENOMEM;
+
+	mlgroups = __va(paddr);
+	num_mlgroups = count;
+
+	count = 0;
+	mdesc_for_each_node_by_name(md, node, "memory-latency-group") {
+		struct mdesc_mlgroup *m = &mlgroups[count++];
+		const u64 *val;
+
+		m->node = node;
+
+		val = mdesc_get_property(md, node, "latency", NULL);
+		m->latency = *val;
+		val = mdesc_get_property(md, node, "address-match", NULL);
+		m->match = *val;
+		val = mdesc_get_property(md, node, "address-mask", NULL);
+		m->mask = *val;
+
+		numadbg("MLGROUP[%d]: node[%lx] latency[%lx] "
+			"match[%lx] mask[%lx]\n",
+			count - 1, m->node, m->latency, m->match, m->mask);
+	}
+
+	return 0;
+}
+
+static int __init grab_mblocks(struct mdesc_handle *md)
+{
+	unsigned long paddr;
+	int count = 0;
+	u64 node;
+
+	mdesc_for_each_node_by_name(md, node, "mblock")
+		count++;
+	if (!count)
+		return -ENOENT;
+
+	paddr = lmb_alloc(count * sizeof(struct mdesc_mblock),
+			  SMP_CACHE_BYTES);
+	if (!paddr)
+		return -ENOMEM;
+
+	mblocks = __va(paddr);
+	num_mblocks = count;
+
+	count = 0;
+	mdesc_for_each_node_by_name(md, node, "mblock") {
+		struct mdesc_mblock *m = &mblocks[count++];
+		const u64 *val;
+
+		val = mdesc_get_property(md, node, "base", NULL);
+		m->base = *val;
+		val = mdesc_get_property(md, node, "size", NULL);
+		m->size = *val;
+		val = mdesc_get_property(md, node,
+					 "address-congruence-offset", NULL);
+		m->offset = *val;
+
+		numadbg("MBLOCK[%d]: base[%lx] size[%lx] offset[%lx]\n",
+			count - 1, m->base, m->size, m->offset);
+	}
+
+	return 0;
+}
+
+static void __init numa_parse_mdesc_group_cpus(struct mdesc_handle *md,
+					       u64 grp, cpumask_t *mask)
+{
+	u64 arc;
+
+	cpus_clear(*mask);
+
+	mdesc_for_each_arc(arc, md, grp, MDESC_ARC_TYPE_BACK) {
+		u64 target = mdesc_arc_target(md, arc);
+		const char *name = mdesc_node_name(md, target);
+		const u64 *id;
+
+		if (strcmp(name, "cpu"))
+			continue;
+		id = mdesc_get_property(md, target, "id", NULL);
+		if (*id < NR_CPUS)
+			cpu_set(*id, *mask);
+	}
+}
+
+static struct mdesc_mlgroup * __init find_mlgroup(u64 node)
+{
+	int i;
+
+	for (i = 0; i < num_mlgroups; i++) {
+		struct mdesc_mlgroup *m = &mlgroups[i];
+		if (m->node == node)
+			return m;
+	}
+	return NULL;
+}
+
+static int __init numa_attach_mlgroup(struct mdesc_handle *md, u64 grp,
+				      int index)
+{
+	struct mdesc_mlgroup *candidate = NULL;
+	u64 arc, best_latency = ~(u64)0;
+	struct node_mem_mask *n;
+
+	mdesc_for_each_arc(arc, md, grp, MDESC_ARC_TYPE_FWD) {
+		u64 target = mdesc_arc_target(md, arc);
+		struct mdesc_mlgroup *m = find_mlgroup(target);
+		if (!m)
+			continue;
+		if (m->latency < best_latency) {
+			candidate = m;
+			best_latency = m->latency;
+		}
+	}
+	if (!candidate)
+		return -ENOENT;
+
+	if (num_node_masks != index) {
+		printk(KERN_ERR "Inconsistent NUMA state, "
+		       "index[%d] != num_node_masks[%d]\n",
+		       index, num_node_masks);
+		return -EINVAL;
+	}
+
+	n = &node_masks[num_node_masks++];
+
+	n->mask = candidate->mask;
+	n->val = candidate->match;
+
+	numadbg("NUMA NODE[%d]: mask[%lx] val[%lx] (latency[%lx])\n",
+		index, n->mask, n->val, candidate->latency);
+
+	return 0;
+}
+
+static int __init numa_parse_mdesc_group(struct mdesc_handle *md, u64 grp,
+					 int index)
+{
+	cpumask_t mask;
+	int cpu;
+
+	numa_parse_mdesc_group_cpus(md, grp, &mask);
+
+	for_each_cpu_mask(cpu, mask)
+		numa_cpu_lookup_table[cpu] = index;
+	numa_cpumask_lookup_table[index] = mask;
+
+	if (numa_debug) {
+		printk(KERN_INFO "NUMA GROUP[%d]: cpus [ ", index);
+		for_each_cpu_mask(cpu, mask)
+			printk("%d ", cpu);
+		printk("]\n");
+	}
+
+	return numa_attach_mlgroup(md, grp, index);
+}
+
+static int __init numa_parse_mdesc(void)
+{
+	struct mdesc_handle *md = mdesc_grab();
+	int i, err, count;
+	u64 node;
+
+	node = mdesc_node_by_name(md, MDESC_NODE_NULL, "latency-groups");
+	if (node == MDESC_NODE_NULL) {
+		mdesc_release(md);
+		return -ENOENT;
+	}
+
+	err = grab_mblocks(md);
+	if (err < 0)
+		goto out;
+
+	err = grab_mlgroups(md);
+	if (err < 0)
+		goto out;
+
+	count = 0;
+	mdesc_for_each_node_by_name(md, node, "group") {
+		err = numa_parse_mdesc_group(md, node, count);
+		if (err < 0)
+			break;
+		count++;
+	}
+
+	add_node_ranges();
+
+	for (i = 0; i < num_node_masks; i++) {
+		allocate_node_data(i);
+		node_set_online(i);
+	}
+
+	err = 0;
+out:
+	mdesc_release(md);
+	return err;
+}
+
+static int __init numa_parse_sun4u(void)
+{
+	return -1;
+}
+
+static int __init bootmem_init_numa(void)
+{
+	int err = -1;
+
+	numadbg("bootmem_init_numa()\n");
+
+	if (numa_enabled) {
+		if (tlb_type == hypervisor)
+			err = numa_parse_mdesc();
+		else
+			err = numa_parse_sun4u();
+	}
+	return err;
+}
+
+#else
+
+static int bootmem_init_numa(void)
+{
+	return -1;
+}
+
+#endif
+
+static void __init bootmem_init_nonnuma(void)
+{
+	unsigned long top_of_ram = lmb_end_of_DRAM();
+	unsigned long total_ram = lmb_phys_mem_size();
+	unsigned int i;
+
+	numadbg("bootmem_init_nonnuma()\n");
+
+	printk(KERN_INFO "Top of RAM: 0x%lx, Total RAM: 0x%lx\n",
+	       top_of_ram, total_ram);
+	printk(KERN_INFO "Memory hole size: %ldMB\n",
+	       (top_of_ram - total_ram) >> 20);
+
+	init_node_masks_nonnuma();
+
+	for (i = 0; i < lmb.memory.cnt; i++) {
+		unsigned long size = lmb_size_bytes(&lmb.memory, i);
+		unsigned long start_pfn, end_pfn;
+
+		if (!size)
+			continue;
+
 		start_pfn = lmb.memory.region[i].base >> PAGE_SHIFT;
-		end_pfn = start_pfn + pages;
+		end_pfn = start_pfn + lmb_size_pages(&lmb.memory, i);
+		add_active_range(0, start_pfn, end_pfn);
+	}
  
-		memory_present(0, start_pfn, end_pfn);
+	allocate_node_data(0);
+
+	node_set_online(0);
+}
+
+static void __init reserve_range_in_node(int nid, unsigned long start,
+					 unsigned long end)
+{
+	numadbg("    reserve_range_in_node(nid[%d],start[%lx],end[%lx]\n",
+		nid, start, end);
+	while (start < end) {
+		unsigned long this_end;
+		int n;
+
+		this_end = nid_range(start, end, &n);
+		if (n == nid) {
+			numadbg("      MATCH reserving range [%lx:%lx]\n",
+				start, this_end);
+			reserve_bootmem_node(NODE_DATA(nid), start,
+					     (this_end - start), BOOTMEM_DEFAULT);
+		} else
+			numadbg("      NO MATCH, advancing start to %lx\n",
+				this_end);
+
+		start = this_end;
 	}
+}
  
+static void __init trim_reserved_in_node(int nid)
+{
+	int i;
+
+	numadbg("  trim_reserved_in_node(%d)\n", nid);
+
+	for (i = 0; i < lmb.reserved.cnt; i++) {
+		unsigned long start = lmb.reserved.region[i].base;
+		unsigned long size = lmb_size_bytes(&lmb.reserved, i);
+		unsigned long end = start + size;
+
+		reserve_range_in_node(nid, start, end);
+	}
+}
+
+static void __init bootmem_init_one_node(int nid)
+{
+	struct pglist_data *p;
+
+	numadbg("bootmem_init_one_node(%d)\n", nid);
+
+	p = NODE_DATA(nid);
+
+	if (p->node_spanned_pages) {
+		unsigned long paddr = node_masks[nid].bootmem_paddr;
+		unsigned long end_pfn;
+
+		end_pfn = p->node_start_pfn + p->node_spanned_pages;
+
+		numadbg("  init_bootmem_node(%d, %lx, %lx, %lx)\n",
+			nid, paddr >> PAGE_SHIFT, p->node_start_pfn, end_pfn);
+
+		init_bootmem_node(p, paddr >> PAGE_SHIFT,
+				  p->node_start_pfn, end_pfn);
+
+		numadbg("  free_bootmem_with_active_regions(%d, %lx)\n",
+			nid, end_pfn);
+		free_bootmem_with_active_regions(nid, end_pfn);
+
+		trim_reserved_in_node(nid);
+
+		numadbg("  sparse_memory_present_with_active_regions(%d)\n",
+			nid);
+		sparse_memory_present_with_active_regions(nid);
+	}
+}
+
+static unsigned long __init bootmem_init(unsigned long phys_base)
+{
+	unsigned long end_pfn;
+	int nid;
+
+	end_pfn = lmb_end_of_DRAM() >> PAGE_SHIFT;
+	max_pfn = max_low_pfn = end_pfn;
+	min_low_pfn = (phys_base >> PAGE_SHIFT);
+
+	if (bootmem_init_numa() < 0)
+		bootmem_init_nonnuma();
+
+	/* XXX cpu notifier XXX */
+
+	for_each_online_node(nid)
+		bootmem_init_one_node(nid);
+
 	sparse_init();
  
 	return end_pfn;
@@ -1112,7 +1688,7 @@
  
 void __init paging_init(void)
 {
-	unsigned long end_pfn, pages_avail, shift, phys_base;
+	unsigned long end_pfn, shift, phys_base;
 	unsigned long real_end, i;
  
 	/* These build time checkes make sure that the dcache_dirty_cpu()
  
  
  
  
  
  
@@ -1220,27 +1796,21 @@
 		sun4v_mdesc_init();
  
 	/* Setup bootmem... */
-	pages_avail = 0;
-	last_valid_pfn = end_pfn = bootmem_init(&pages_avail, phys_base);
+	last_valid_pfn = end_pfn = bootmem_init(phys_base);
  
+#ifndef CONFIG_NEED_MULTIPLE_NODES
 	max_mapnr = last_valid_pfn;
-
+#endif
 	kernel_physical_mapping_init();
  
 	{
-		unsigned long zones_size[MAX_NR_ZONES];
-		unsigned long zholes_size[MAX_NR_ZONES];
-		int znum;
+		unsigned long max_zone_pfns[MAX_NR_ZONES];
  
-		for (znum = 0; znum < MAX_NR_ZONES; znum++)
-			zones_size[znum] = zholes_size[znum] = 0;
+		memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
  
-		zones_size[ZONE_NORMAL] = end_pfn;
-		zholes_size[ZONE_NORMAL] = end_pfn - pages_avail;
+		max_zone_pfns[ZONE_NORMAL] = end_pfn;
  
-		free_area_init_node(0, &contig_page_data, zones_size,
-				    __pa(PAGE_OFFSET) >> PAGE_SHIFT,
-				    zholes_size);
+		free_area_init_nodes(max_zone_pfns);
 	}
  
 	printk("Booting Linux...\n");
  
  
  
@@ -1249,21 +1819,52 @@
 	cpu_probe();
 }
  
-static void __init taint_real_pages(void)
+int __init page_in_phys_avail(unsigned long paddr)
 {
 	int i;
  
+	paddr &= PAGE_MASK;
+
+	for (i = 0; i < pavail_ents; i++) {
+		unsigned long start, end;
+
+		start = pavail[i].phys_addr;
+		end = start + pavail[i].reg_size;
+
+		if (paddr >= start && paddr < end)
+			return 1;
+	}
+	if (paddr >= kern_base && paddr < (kern_base + kern_size))
+		return 1;
+#ifdef CONFIG_BLK_DEV_INITRD
+	if (paddr >= __pa(initrd_start) &&
+	    paddr < __pa(PAGE_ALIGN(initrd_end)))
+		return 1;
+#endif
+
+	return 0;
+}
+
+static struct linux_prom64_registers pavail_rescan[MAX_BANKS] __initdata;
+static int pavail_rescan_ents __initdata;
+
+/* Certain OBP calls, such as fetching "available" properties, can
+ * claim physical memory.  So, along with initializing the valid
+ * address bitmap, what we do here is refetch the physical available
+ * memory list again, and make sure it provides at least as much
+ * memory as 'pavail' does.
+ */
+static void setup_valid_addr_bitmap_from_pavail(void)
+{
+	int i;
+
 	read_obp_memory("available", &pavail_rescan[0], &pavail_rescan_ents);
  
-	/* Find changes discovered in the physmem available rescan and
-	 * reserve the lost portions in the bootmem maps.
-	 */
 	for (i = 0; i < pavail_ents; i++) {
 		unsigned long old_start, old_end;
  
 		old_start = pavail[i].phys_addr;
-		old_end = old_start +
-			pavail[i].reg_size;
+		old_end = old_start + pavail[i].reg_size;
 		while (old_start < old_end) {
 			int n;
  
  
  
@@ -1281,40 +1882,23 @@
 					goto do_next_page;
 				}
 			}
-			reserve_bootmem(old_start, PAGE_SIZE, BOOTMEM_DEFAULT);
  
+			prom_printf("mem_init: Lost memory in pavail\n");
+			prom_printf("mem_init: OLD start[%lx] size[%lx]\n",
+				    pavail[i].phys_addr,
+				    pavail[i].reg_size);
+			prom_printf("mem_init: NEW start[%lx] size[%lx]\n",
+				    pavail_rescan[i].phys_addr,
+				    pavail_rescan[i].reg_size);
+			prom_printf("mem_init: Cannot continue, aborting.\n");
+			prom_halt();
+
 		do_next_page:
 			old_start += PAGE_SIZE;
 		}
 	}
 }
  
-int __init page_in_phys_avail(unsigned long paddr)
-{
-	int i;
-
-	paddr &= PAGE_MASK;
-
-	for (i = 0; i < pavail_rescan_ents; i++) {
-		unsigned long start, end;
-
-		start = pavail_rescan[i].phys_addr;
-		end = start + pavail_rescan[i].reg_size;
-
-		if (paddr >= start && paddr < end)
-			return 1;
-	}
-	if (paddr >= kern_base && paddr < (kern_base + kern_size))
-		return 1;
-#ifdef CONFIG_BLK_DEV_INITRD
-	if (paddr >= __pa(initrd_start) &&
-	    paddr < __pa(PAGE_ALIGN(initrd_end)))
-		return 1;
-#endif
-
-	return 0;
-}
-
 void __init mem_init(void)
 {
 	unsigned long codepages, datapages, initpages;
  
  
@@ -1337,14 +1921,26 @@
 		addr += PAGE_SIZE;
 	}
  
-	taint_real_pages();
+	setup_valid_addr_bitmap_from_pavail();
  
 	high_memory = __va(last_valid_pfn << PAGE_SHIFT);
  
+#ifdef CONFIG_NEED_MULTIPLE_NODES
+	for_each_online_node(i) {
+		if (NODE_DATA(i)->node_spanned_pages != 0) {
+			totalram_pages +=
+				free_all_bootmem_node(NODE_DATA(i));
+		}
+	}
+#else
+	totalram_pages = free_all_bootmem();
+#endif
+
 	/* We subtract one to account for the mem_map_zero page
 	 * allocated below.
 	 */
-	totalram_pages = num_physpages = free_all_bootmem() - 1;
+	totalram_pages -= 1;
+	num_physpages = totalram_pages;
  
 	/*
 	 * Set up the zero page, mark it reserved, so that page count
+#ifndef _SPARC64_MMZONE_H
+#define _SPARC64_MMZONE_H
+
+#ifdef CONFIG_NEED_MULTIPLE_NODES
+
+extern struct pglist_data *node_data[];
+
+#define NODE_DATA(nid)		(node_data[nid])
+#define node_start_pfn(nid)	(NODE_DATA(nid)->node_start_pfn)
+#define node_end_pfn(nid)	(NODE_DATA(nid)->node_end_pfn)
+
+extern int numa_cpu_lookup_table[];
+extern cpumask_t numa_cpumask_lookup_table[];
+
+#endif /* CONFIG_NEED_MULTIPLE_NODES */
+
+#endif /* _SPARC64_MMZONE_H */
 #ifndef _ASM_SPARC64_TOPOLOGY_H
 #define _ASM_SPARC64_TOPOLOGY_H
  
+#ifdef CONFIG_NUMA
+
+#include <asm/mmzone.h>
+
+static inline int cpu_to_node(int cpu)
+{
+	return numa_cpu_lookup_table[cpu];
+}
+
+#define parent_node(node)	(node)
+
+static inline cpumask_t node_to_cpumask(int node)
+{
+	return numa_cpumask_lookup_table[node];
+}
+
+/* Returns a pointer to the cpumask of CPUs on Node 'node'. */
+#define node_to_cpumask_ptr(v, node)		\
+		cpumask_t *v = &(numa_cpumask_lookup_table[node])
+
+#define node_to_cpumask_ptr_next(v, node)	\
+			   v = &(numa_cpumask_lookup_table[node])
+
+static inline int node_to_first_cpu(int node)
+{
+	cpumask_t tmp;
+	tmp = node_to_cpumask(node);
+	return first_cpu(tmp);
+}
+
+struct pci_bus;
+#ifdef CONFIG_PCI
+extern int pcibus_to_node(struct pci_bus *pbus);
+#else
+static inline int pcibus_to_node(struct pci_bus *pbus)
+{
+	return -1;
+}
+#endif
+
+#define pcibus_to_cpumask(bus)	\
+	(pcibus_to_node(bus) == -1 ? \
+	 CPU_MASK_ALL : \
+	 node_to_cpumask(pcibus_to_node(bus)))
+
+#define SD_NODE_INIT (struct sched_domain) {		\
+	.min_interval		= 8,			\
+	.max_interval		= 32,			\
+	.busy_factor		= 32,			\
+	.imbalance_pct		= 125,			\
+	.cache_nice_tries	= 2,			\
+	.busy_idx		= 3,			\
+	.idle_idx		= 2,			\
+	.newidle_idx		= 0, 			\
+	.wake_idx		= 1,			\
+	.forkexec_idx		= 1,			\
+	.flags			= SD_LOAD_BALANCE	\
+				| SD_BALANCE_FORK	\
+				| SD_BALANCE_EXEC	\
+				| SD_SERIALIZE		\
+				| SD_WAKE_BALANCE,	\
+	.last_balance		= jiffies,		\
+	.balance_interval	= 1,			\
+}
+
+#else /* CONFIG_NUMA */
+
+#include <asm-generic/topology.h>
+
+#endif /* !(CONFIG_NUMA) */
+
 #ifdef CONFIG_SMP
 #define topology_physical_package_id(cpu)	(cpu_data(cpu).proc_id)
 #define topology_core_id(cpu)			(cpu_data(cpu).core_id)
@@ -9,8 +80,6 @@
 #define mc_capable()				(sparc64_multi_core)
 #define smt_capable()				(sparc64_multi_core)
 #endif /* CONFIG_SMP */
-
-#include <asm-generic/topology.h>
  
 #define cpu_coregroup_map(cpu)			(cpu_core_map[cpu])
1	1	VERSION = 2
2	2	PATCHLEVEL = 6
3	3	SUBLEVEL = 25
4		-EXTRAVERSION =
	4	+EXTRAVERSION = -numa
5	5	NAME = Funky Weasel is Jiggy wit it
6	6
7	7	# DOCUMENTATION
...	...	@@ -250,6 +250,26 @@
250	250
251	251	endmenu
252	252
	253	+config NUMA
	254	+ bool "NUMA support"
	255	+
	256	+config NODES_SHIFT
	257	+ int
	258	+ default "4"
	259	+ depends on NEED_MULTIPLE_NODES
	260	+
	261	+# Some NUMA nodes have memory ranges that span
	262	+# other nodes. Even though a pfn is valid and
	263	+# between a node's start and end pfns, it may not
	264	+# reside on that node. See memmap_init_zone()
	265	+# for details.
	266	+config NODES_SPAN_OTHER_NODES
	267	+ def_bool y
	268	+ depends on NEED_MULTIPLE_NODES
	269	+
	270	+config ARCH_POPULATES_NODE_MAP
	271	+ def_bool y
	272	+
253	273	config ARCH_SELECT_MEMORY_MODEL
254	274	def_bool y
255	275
1	1	#
2	2	# Automatically generated make config: don't edit
3		-# Linux kernel version: 2.6.25
4		-# Sun Apr 20 01:33:21 2008
	3	+# Linux kernel version: 2.6.25-numa
	4	+# Wed Apr 23 04:49:08 2008
5	5	#
6	6	CONFIG_SPARC=y
7	7	CONFIG_SPARC64=y
...	...	@@ -152,6 +152,8 @@
152	152	CONFIG_HUGETLB_PAGE_SIZE_4MB=y
153	153	# CONFIG_HUGETLB_PAGE_SIZE_512K is not set
154	154	# CONFIG_HUGETLB_PAGE_SIZE_64K is not set
	155	+# CONFIG_NUMA is not set
	156	+CONFIG_ARCH_POPULATES_NODE_MAP=y
155	157	CONFIG_ARCH_SELECT_MEMORY_MODEL=y
156	158	CONFIG_ARCH_SPARSEMEM_ENABLE=y
157	159	CONFIG_ARCH_SPARSEMEM_DEFAULT=y
...	...	@@ -787,7 +789,6 @@
787	789	# CONFIG_SENSORS_PCF8574 is not set
788	790	# CONFIG_PCF8575 is not set
789	791	# CONFIG_SENSORS_PCF8591 is not set
790		-# CONFIG_TPS65010 is not set
791	792	# CONFIG_SENSORS_MAX6875 is not set
792	793	# CONFIG_SENSORS_TSL2550 is not set
793	794	# CONFIG_I2C_DEBUG_CORE is not set
...	...	@@ -869,6 +870,7 @@
869	870	# Multifunction device drivers
870	871	#
871	872	# CONFIG_MFD_SM501 is not set
	873	+# CONFIG_HTC_PASIC3 is not set
872	874
873	875	#
874	876	# Multimedia devices
...	...	@@ -1219,10 +1221,6 @@
1219	1221	# CONFIG_NEW_LEDS is not set
1220	1222	# CONFIG_INFINIBAND is not set
1221	1223	# CONFIG_RTC_CLASS is not set
1222		-
1223		-#
1224		-# Userspace I/O
1225		-#
1226	1224	# CONFIG_UIO is not set
1227	1225
1228	1226	#
...	...	@@ -1399,6 +1397,7 @@
1399	1397	CONFIG_DEBUG_BUGVERBOSE=y
1400	1398	# CONFIG_DEBUG_INFO is not set
1401	1399	# CONFIG_DEBUG_VM is not set
	1400	+# CONFIG_DEBUG_WRITECOUNT is not set
1402	1401	# CONFIG_DEBUG_LIST is not set
1403	1402	# CONFIG_DEBUG_SG is not set
1404	1403	# CONFIG_BOOT_PRINTK_DELAY is not set
1405	1404
1406	1405
1407	1406
1408	1407
1409	1408
1410	1409
1411	1410
1412	1411
1413	1412
1414	1413
1415	1414
...	...	@@ -1425,53 +1424,82 @@
1425	1424	CONFIG_ASYNC_MEMCPY=m
1426	1425	CONFIG_ASYNC_XOR=m
1427	1426	CONFIG_CRYPTO=y
	1427	+
	1428	+#
	1429	+# Crypto core or helper
	1430	+#
1428	1431	CONFIG_CRYPTO_ALGAPI=y
1429	1432	CONFIG_CRYPTO_AEAD=y
1430	1433	CONFIG_CRYPTO_BLKCIPHER=y
1431		-# CONFIG_CRYPTO_SEQIV is not set
1432	1434	CONFIG_CRYPTO_HASH=y
1433	1435	CONFIG_CRYPTO_MANAGER=y
	1436	+CONFIG_CRYPTO_GF128MUL=m
	1437	+CONFIG_CRYPTO_NULL=m
	1438	+# CONFIG_CRYPTO_CRYPTD is not set
	1439	+CONFIG_CRYPTO_AUTHENC=y
	1440	+CONFIG_CRYPTO_TEST=m
	1441	+
	1442	+#
	1443	+# Authenticated Encryption with Associated Data
	1444	+#
	1445	+# CONFIG_CRYPTO_CCM is not set
	1446	+# CONFIG_CRYPTO_GCM is not set
	1447	+# CONFIG_CRYPTO_SEQIV is not set
	1448	+
	1449	+#
	1450	+# Block modes
	1451	+#
	1452	+CONFIG_CRYPTO_CBC=y
	1453	+# CONFIG_CRYPTO_CTR is not set
	1454	+# CONFIG_CRYPTO_CTS is not set
	1455	+CONFIG_CRYPTO_ECB=m
	1456	+CONFIG_CRYPTO_LRW=m
	1457	+CONFIG_CRYPTO_PCBC=m
	1458	+CONFIG_CRYPTO_XTS=m
	1459	+
	1460	+#
	1461	+# Hash modes
	1462	+#
1434	1463	CONFIG_CRYPTO_HMAC=y
1435	1464	CONFIG_CRYPTO_XCBC=y
1436		-CONFIG_CRYPTO_NULL=m
	1465	+
	1466	+#
	1467	+# Digest
	1468	+#
	1469	+CONFIG_CRYPTO_CRC32C=m
1437	1470	CONFIG_CRYPTO_MD4=y
1438	1471	CONFIG_CRYPTO_MD5=y
	1472	+CONFIG_CRYPTO_MICHAEL_MIC=m
1439	1473	CONFIG_CRYPTO_SHA1=y
1440	1474	CONFIG_CRYPTO_SHA256=m
1441	1475	CONFIG_CRYPTO_SHA512=m
1442		-CONFIG_CRYPTO_WP512=m
1443	1476	CONFIG_CRYPTO_TGR192=m
1444		-CONFIG_CRYPTO_GF128MUL=m
1445		-CONFIG_CRYPTO_ECB=m
1446		-CONFIG_CRYPTO_CBC=y
1447		-CONFIG_CRYPTO_PCBC=m
1448		-CONFIG_CRYPTO_LRW=m
1449		-CONFIG_CRYPTO_XTS=m
1450		-# CONFIG_CRYPTO_CTR is not set
1451		-# CONFIG_CRYPTO_GCM is not set
1452		-# CONFIG_CRYPTO_CCM is not set
1453		-# CONFIG_CRYPTO_CRYPTD is not set
1454		-CONFIG_CRYPTO_DES=y
1455		-CONFIG_CRYPTO_FCRYPT=m
1456		-CONFIG_CRYPTO_BLOWFISH=m
1457		-CONFIG_CRYPTO_TWOFISH=m
1458		-CONFIG_CRYPTO_TWOFISH_COMMON=m
1459		-CONFIG_CRYPTO_SERPENT=m
	1477	+CONFIG_CRYPTO_WP512=m
	1478	+
	1479	+#
	1480	+# Ciphers
	1481	+#
1460	1482	CONFIG_CRYPTO_AES=m
	1483	+CONFIG_CRYPTO_ANUBIS=m
	1484	+CONFIG_CRYPTO_ARC4=m
	1485	+CONFIG_CRYPTO_BLOWFISH=m
	1486	+CONFIG_CRYPTO_CAMELLIA=m
1461	1487	CONFIG_CRYPTO_CAST5=m
1462	1488	CONFIG_CRYPTO_CAST6=m
1463		-CONFIG_CRYPTO_TEA=m
1464		-CONFIG_CRYPTO_ARC4=m
	1489	+CONFIG_CRYPTO_DES=y
	1490	+CONFIG_CRYPTO_FCRYPT=m
1465	1491	CONFIG_CRYPTO_KHAZAD=m
1466		-CONFIG_CRYPTO_ANUBIS=m
1467		-CONFIG_CRYPTO_SEED=m
1468	1492	# CONFIG_CRYPTO_SALSA20 is not set
	1493	+CONFIG_CRYPTO_SEED=m
	1494	+CONFIG_CRYPTO_SERPENT=m
	1495	+CONFIG_CRYPTO_TEA=m
	1496	+CONFIG_CRYPTO_TWOFISH=m
	1497	+CONFIG_CRYPTO_TWOFISH_COMMON=m
	1498	+
	1499	+#
	1500	+# Compression
	1501	+#
1469	1502	CONFIG_CRYPTO_DEFLATE=y
1470		-CONFIG_CRYPTO_MICHAEL_MIC=m
1471		-CONFIG_CRYPTO_CRC32C=m
1472		-CONFIG_CRYPTO_CAMELLIA=m
1473		-CONFIG_CRYPTO_TEST=m
1474		-CONFIG_CRYPTO_AUTHENC=y
1475	1503	# CONFIG_CRYPTO_LZO is not set
1476	1504	CONFIG_CRYPTO_HW=y
1477	1505	# CONFIG_CRYPTO_DEV_HIFN_795X is not set
...	...	@@ -1492,4 +1520,5 @@
1492	1520	CONFIG_HAS_IOMEM=y
1493	1521	CONFIG_HAS_IOPORT=y
1494	1522	CONFIG_HAS_DMA=y
	1523	+CONFIG_HAVE_LMB=y
...	...	@@ -273,9 +273,21 @@
273	273	mmu_stats_supported = 1;
274	274	}
275	275
	276	+static void register_nodes(void)
	277	+{
	278	+#ifdef CONFIG_NUMA
	279	+ int i;
	280	+
	281	+ for (i = 0; i < MAX_NUMNODES; i++)
	282	+ register_one_node(i);
	283	+#endif
	284	+}
	285	+
276	286	static int __init topology_init(void)
277	287	{
278	288	int cpu;
	289	+
	290	+ register_nodes();
279	291
280	292	check_mmu_stats();
281	293
	1	+#ifndef _SPARC64_MMZONE_H
	2	+#define _SPARC64_MMZONE_H
	3	+
	4	+#ifdef CONFIG_NEED_MULTIPLE_NODES
	5	+
	6	+extern struct pglist_data *node_data[];
	7	+
	8	+#define NODE_DATA(nid) (node_data[nid])
	9	+#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn)
	10	+#define node_end_pfn(nid) (NODE_DATA(nid)->node_end_pfn)
	11	+
	12	+extern int numa_cpu_lookup_table[];
	13	+extern cpumask_t numa_cpumask_lookup_table[];
	14	+
	15	+#endif /* CONFIG_NEED_MULTIPLE_NODES */
	16	+
	17	+#endif /* _SPARC64_MMZONE_H */
1	1	#ifndef _ASM_SPARC64_TOPOLOGY_H
2	2	#define _ASM_SPARC64_TOPOLOGY_H
3	3
	4	+#ifdef CONFIG_NUMA
	5	+
	6	+#include <asm/mmzone.h>
	7	+
	8	+static inline int cpu_to_node(int cpu)
	9	+{
	10	+ return numa_cpu_lookup_table[cpu];
	11	+}
	12	+
	13	+#define parent_node(node) (node)
	14	+
	15	+static inline cpumask_t node_to_cpumask(int node)
	16	+{
	17	+ return numa_cpumask_lookup_table[node];
	18	+}
	19	+
	20	+/* Returns a pointer to the cpumask of CPUs on Node 'node'. */
	21	+#define node_to_cpumask_ptr(v, node) \
	22	+ cpumask_t *v = &(numa_cpumask_lookup_table[node])
	23	+
	24	+#define node_to_cpumask_ptr_next(v, node) \
	25	+ v = &(numa_cpumask_lookup_table[node])
	26	+
	27	+static inline int node_to_first_cpu(int node)
	28	+{
	29	+ cpumask_t tmp;
	30	+ tmp = node_to_cpumask(node);
	31	+ return first_cpu(tmp);
	32	+}
	33	+
	34	+struct pci_bus;
	35	+#ifdef CONFIG_PCI
	36	+extern int pcibus_to_node(struct pci_bus *pbus);
	37	+#else
	38	+static inline int pcibus_to_node(struct pci_bus *pbus)
	39	+{
	40	+ return -1;
	41	+}
	42	+#endif
	43	+
	44	+#define pcibus_to_cpumask(bus) \
	45	+ (pcibus_to_node(bus) == -1 ? \
	46	+ CPU_MASK_ALL : \
	47	+ node_to_cpumask(pcibus_to_node(bus)))
	48	+
	49	+#define SD_NODE_INIT (struct sched_domain) { \
	50	+ .min_interval = 8, \
	51	+ .max_interval = 32, \
	52	+ .busy_factor = 32, \
	53	+ .imbalance_pct = 125, \
	54	+ .cache_nice_tries = 2, \
	55	+ .busy_idx = 3, \
	56	+ .idle_idx = 2, \
	57	+ .newidle_idx = 0, \
	58	+ .wake_idx = 1, \
	59	+ .forkexec_idx = 1, \
	60	+ .flags = SD_LOAD_BALANCE \
	61	+ \| SD_BALANCE_FORK \
	62	+ \| SD_BALANCE_EXEC \
	63	+ \| SD_SERIALIZE \
	64	+ \| SD_WAKE_BALANCE, \
	65	+ .last_balance = jiffies, \
	66	+ .balance_interval = 1, \
	67	+}
	68	+
	69	+#else /* CONFIG_NUMA */
	70	+
	71	+#include <asm-generic/topology.h>
	72	+
	73	+#endif /* !(CONFIG_NUMA) */
	74	+
4	75	#ifdef CONFIG_SMP
5	76	#define topology_physical_package_id(cpu) (cpu_data(cpu).proc_id)
6	77	#define topology_core_id(cpu) (cpu_data(cpu).core_id)
...	...	@@ -9,8 +80,6 @@
9	80	#define mc_capable() (sparc64_multi_core)
10	81	#define smt_capable() (sparc64_multi_core)
11	82	#endif /* CONFIG_SMP */
12		-
13		-#include <asm-generic/topology.h>
14	83
15	84	#define cpu_coregroup_map(cpu) (cpu_core_map[cpu])
16	85