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Subject[Patch 17/23] mask v2 = [6/7] nodemask_t_ia64_changes
Patch_17_of_23 - Matthew Dobson's [PATCH]_nodemask_t_ia64_changes_[6_7]
Changes to ia64 specific code.

Diffstat Patch_17_of_23:
arch/ia64/kernel/acpi.c | 15 +++++----
arch/ia64/kernel/smpboot.c | 2 -
arch/ia64/mm/discontig.c | 48 ++++++++++++++++---------------
arch/ia64/mm/hugetlbpage.c | 9 ++---
arch/ia64/mm/numa.c | 6 +--
arch/ia64/sn/fakeprom/fpmem.c | 8 ++---
arch/ia64/sn/io/machvec/pci_bus_cvlink.c | 3 -
arch/ia64/sn/io/sn2/klconflib.c | 4 +-
arch/ia64/sn/io/sn2/klgraph.c | 4 +-
arch/ia64/sn/io/sn2/ml_SN_init.c | 2 -
arch/ia64/sn/io/sn2/ml_SN_intr.c | 4 +-
arch/ia64/sn/io/sn2/ml_iograph.c | 2 -
arch/ia64/sn/io/sn2/module.c | 4 +-
arch/ia64/sn/io/sn2/pcibr/pcibr_dvr.c | 4 +-
arch/ia64/sn/io/sn2/shub.c | 18 +++++++----
arch/ia64/sn/kernel/setup.c | 12 +++----
arch/ia64/sn/kernel/sn2/prominfo_proc.c | 16 +++++-----
arch/ia64/sn/kernel/sn2/sn2_smp.c | 2 -
include/asm-ia64/numa.h | 2 -
include/asm-ia64/sn/sn2/sn_private.h | 2 -
20 files changed, 86 insertions(+), 81 deletions(-)


diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/kernel/acpi.c linux-2.6.4-nodemask_t-ia64/arch/ia64/kernel/acpi.c
--- linux-2.6.4-vanilla/arch/ia64/kernel/acpi.c Wed Mar 10 18:55:27 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/kernel/acpi.c Thu Mar 11 12:01:24 2004
@@ -450,14 +450,15 @@ acpi_numa_arch_fixup (void)
}

/* calculate total number of nodes in system from PXM bitmap */
- numnodes = 0; /* init total nodes in system */
+ nodes_clear(node_online_map); /* init total nodes in system */

memset(pxm_to_nid_map, -1, sizeof(pxm_to_nid_map));
memset(nid_to_pxm_map, -1, sizeof(nid_to_pxm_map));
for (i = 0; i < MAX_PXM_DOMAINS; i++) {
if (pxm_bit_test(i)) {
- pxm_to_nid_map[i] = numnodes;
- nid_to_pxm_map[numnodes++] = i;
+ pxm_to_nid_map[i] = num_online_nodes();
+ nid_to_pxm_map[num_online_nodes()] = i;
+ node_set_online(num_online_nodes());
}
}

@@ -466,7 +467,7 @@ acpi_numa_arch_fixup (void)
node_memblk[i].nid = pxm_to_nid_map[node_memblk[i].nid];

/* assign memory bank numbers for each chunk on each node */
- for (i = 0; i < numnodes; i++) {
+ for_each_online_node(i) {
int bank;

bank = 0;
@@ -479,7 +480,7 @@ acpi_numa_arch_fixup (void)
for (i = 0; i < srat_num_cpus; i++)
node_cpuid[i].nid = pxm_to_nid_map[node_cpuid[i].nid];

- printk(KERN_INFO "Number of logical nodes in system = %d\n", numnodes);
+ printk(KERN_INFO "Number of logical nodes in system = %d\n", num_online_nodes());
printk(KERN_INFO "Number of memory chunks in system = %d\n", num_node_memblks);

if (!slit_table) return;
@@ -499,8 +500,8 @@ acpi_numa_arch_fixup (void)

#ifdef SLIT_DEBUG
printk("ACPI 2.0 SLIT locality table:\n");
- for (i = 0; i < numnodes; i++) {
- for (j = 0; j < numnodes; j++)
+ for_each_online_node(i) {
+ for_each_online_node(j)
printk("%03d ", node_distance(i,j));
printk("\n");
}
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/kernel/smpboot.c linux-2.6.4-nodemask_t-ia64/arch/ia64/kernel/smpboot.c
--- linux-2.6.4-vanilla/arch/ia64/kernel/smpboot.c Wed Mar 10 18:55:24 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/kernel/smpboot.c Thu Mar 11 16:02:22 2004
@@ -474,7 +474,7 @@ build_cpu_to_node_map (void)
{
int cpu, i, node;

- for(node=0; node<MAX_NUMNODES; node++)
+ for_each_node(node)
cpus_clear(node_to_cpu_mask[node]);
for(cpu = 0; cpu < NR_CPUS; ++cpu) {
/*
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/mm/discontig.c linux-2.6.4-nodemask_t-ia64/arch/ia64/mm/discontig.c
--- linux-2.6.4-vanilla/arch/ia64/mm/discontig.c Wed Mar 10 18:55:43 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/mm/discontig.c Thu Mar 11 15:56:26 2004
@@ -68,7 +68,7 @@ static void __init reassign_cpu_only_nod
/*
* All nids with memory.
*/
- if (nnode == numnodes)
+ if (nnode == num_online_nodes())
return;

/*
@@ -77,10 +77,11 @@ static void __init reassign_cpu_only_nod
* For reassigned CPU nodes a nid can't be arrived at
* until after this loop because the target nid's new
* identity might not have been established yet. So
- * new nid values are fabricated above numnodes and
+ * new nid values are fabricated above num_online_nodes() and
* mapped back later to their true value.
*/
- for (nid = 0, i = 0; i < numnodes; i++) {
+ nid = 0;
+ for_each_online_node(i) {
if (test_bit(i, (void *) nodes_with_mem)) {
/*
* Save original nid value for numa_slit
@@ -100,12 +101,12 @@ static void __init reassign_cpu_only_nod
cpunid = nid;
nid++;
} else
- cpunid = numnodes;
+ cpunid = num_online_nodes();

for (cpu = 0; cpu < NR_CPUS; cpu++)
if (node_cpuid[cpu].nid == i) {
/* For nodes not being reassigned just fix the cpu's nid. */
- if (cpunid < numnodes) {
+ if (cpunid < num_online_nodes()) {
node_cpuid[cpu].nid = cpunid;
continue;
}
@@ -113,15 +114,17 @@ static void __init reassign_cpu_only_nod
/*
* For nodes being reassigned, find best node by
* numa_slit information and then make a temporary
- * nid value based on current nid and numnodes.
+ * nid value based on current nid and num_online_nodes().
*/
- for (slit = 0xff, k = numnodes + numnodes, j = 0; j < numnodes; j++)
+ slit = 0xff;
+ k = 2 * num_online_nodes();
+ for_each_online_node(j)
if (i == j)
continue;
else if (test_bit(j, (void *) nodes_with_mem)) {
- cslit = numa_slit[i * numnodes + j];
+ cslit = numa_slit[i * num_online_nodes() + j];
if (cslit < slit) {
- k = numnodes + j;
+ k = num_online_nodes() + j;
slit = cslit;
}
}
@@ -134,11 +137,11 @@ static void __init reassign_cpu_only_nod
* Fixup temporary nid values for CPU-only nodes.
*/
for (cpu = 0; cpu < NR_CPUS; cpu++)
- if (node_cpuid[cpu].nid == (numnodes + numnodes))
+ if (node_cpuid[cpu].nid == (2 * num_online_nodes()))
node_cpuid[cpu].nid = nnode - 1;
else
for (i = 0; i < nnode; i++)
- if (node_flip[i] == (node_cpuid[cpu].nid - numnodes)) {
+ if (node_flip[i] == (node_cpuid[cpu].nid - num_online_nodes())) {
node_cpuid[cpu].nid = i;
break;
}
@@ -150,11 +153,12 @@ static void __init reassign_cpu_only_nod
for (i = 0; i < nnode; i++)
for (j = 0; j < nnode; j++)
numa_slit_fix[i * nnode + j] =
- numa_slit[node_flip[i] * numnodes + node_flip[j]];
+ numa_slit[node_flip[i] * num_online_nodes() + node_flip[j]];

memcpy(numa_slit, numa_slit_fix, sizeof (numa_slit));

- numnodes = nnode;
+ for(i = 0; i < nnode; i++)
+ node_set_online(i);

return;
}
@@ -353,7 +357,7 @@ static void __init reserve_pernode_space
struct bootmem_data *bdp;
int node;

- for (node = 0; node < numnodes; node++) {
+ for_each_online_node(node) {
pg_data_t *pdp = mem_data[node].pgdat;

bdp = pdp->bdata;
@@ -384,11 +388,11 @@ static void __init initialize_pernode_da
int cpu, node;
pg_data_t *pgdat_list[NR_NODES];

- for (node = 0; node < numnodes; node++)
+ for_each_online_node(node)
pgdat_list[node] = mem_data[node].pgdat;

/* Copy the pg_data_t list to each node and init the node field */
- for (node = 0; node < numnodes; node++) {
+ for_each_online_node(node) {
memcpy(mem_data[node].node_data->pg_data_ptrs, pgdat_list,
sizeof(pgdat_list));
}
@@ -412,15 +416,15 @@ void __init find_memory(void)

reserve_memory();

- if (numnodes == 0) {
+ if (num_online_nodes() == 0) {
printk(KERN_ERR "node info missing!\n");
- numnodes = 1;
+ node_set_online(0);
}

min_low_pfn = -1;
max_low_pfn = 0;

- if (numnodes > 1)
+ if (num_online_nodes() > 1)
reassign_cpu_only_nodes();

/* These actually end up getting called by call_pernode_memory() */
@@ -431,7 +435,7 @@ void __init find_memory(void)
* Initialize the boot memory maps in reverse order since that's
* what the bootmem allocator expects
*/
- for (node = numnodes - 1; node >= 0; node--) {
+ for (node = num_online_nodes() - 1; node >= 0; node--) {
unsigned long pernode, pernodesize, map;
struct bootmem_data *bdp;

@@ -610,12 +614,12 @@ void paging_init(void)
efi_memmap_walk(find_largest_hole, &max_gap);

/* so min() will work in count_node_pages */
- for (node = 0; node < numnodes; node++)
+ for_each_online_node(node)
mem_data[node].min_pfn = ~0UL;

efi_memmap_walk(filter_rsvd_memory, count_node_pages);

- for (node = 0; node < numnodes; node++) {
+ for_each_online_node(node) {
memset(zones_size, 0, sizeof(zones_size));
memset(zholes_size, 0, sizeof(zholes_size));

diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/mm/hugetlbpage.c linux-2.6.4-nodemask_t-ia64/arch/ia64/mm/hugetlbpage.c
--- linux-2.6.4-vanilla/arch/ia64/mm/hugetlbpage.c Wed Mar 10 18:55:27 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/mm/hugetlbpage.c Thu Mar 11 16:47:48 2004
@@ -42,12 +42,11 @@ static struct page *dequeue_huge_page(vo
struct page *page = NULL;

if (list_empty(&hugepage_freelists[nid])) {
- for (nid = 0; nid < MAX_NUMNODES; ++nid)
+ for_each_node(nid)
if (!list_empty(&hugepage_freelists[nid]))
break;
}
- if (nid >= 0 && nid < MAX_NUMNODES &&
- !list_empty(&hugepage_freelists[nid])) {
+ if (node_possible(nid) && !list_empty(&hugepage_freelists[nid])) {
page = list_entry(hugepage_freelists[nid].next, struct page, list);
list_del(&page->list);
}
@@ -59,7 +58,7 @@ static struct page *alloc_fresh_huge_pag
static int nid = 0;
struct page *page;
page = alloc_pages_node(nid, GFP_HIGHUSER, HUGETLB_PAGE_ORDER);
- nid = (nid + 1) % numnodes;
+ nid = (nid + 1) % num_online_nodes();
return page;
}

@@ -557,7 +556,7 @@ static int __init hugetlb_init(void)
int i;
struct page *page;

- for (i = 0; i < MAX_NUMNODES; ++i)
+ for_each_node(i)
INIT_LIST_HEAD(&hugepage_freelists[i]);

for (i = 0; i < htlbpage_max; ++i) {
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/mm/numa.c linux-2.6.4-nodemask_t-ia64/arch/ia64/mm/numa.c
--- linux-2.6.4-vanilla/arch/ia64/mm/numa.c Wed Mar 10 18:55:24 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/mm/numa.c Thu Mar 11 12:01:24 2004
@@ -54,12 +54,12 @@ static int __init topology_init(void)
{
int i, err = 0;

- sysfs_nodes = kmalloc(sizeof(struct node) * numnodes, GFP_KERNEL);
+ sysfs_nodes = kmalloc(sizeof(struct node) * num_online_nodes(), GFP_KERNEL);
if (!sysfs_nodes) {
err = -ENOMEM;
goto out;
}
- memset(sysfs_nodes, 0, sizeof(struct node) * numnodes);
+ memset(sysfs_nodes, 0, sizeof(struct node) * num_online_nodes());

sysfs_cpus = kmalloc(sizeof(struct cpu) * NR_CPUS, GFP_KERNEL);
if (!sysfs_cpus) {
@@ -69,7 +69,7 @@ static int __init topology_init(void)
}
memset(sysfs_cpus, 0, sizeof(struct cpu) * NR_CPUS);

- for (i = 0; i < numnodes; i++)
+ for_each_online_node(i)
if ((err = register_node(&sysfs_nodes[i], i, 0)))
goto out;

diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/fakeprom/fpmem.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/fakeprom/fpmem.c
--- linux-2.6.4-vanilla/arch/ia64/sn/fakeprom/fpmem.c Wed Mar 10 18:55:26 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/fakeprom/fpmem.c Thu Mar 11 12:01:24 2004
@@ -26,7 +26,7 @@
*
* 32 bit 32 bit
*
- * numnodes numcpus
+ * num_nodes numcpus
*
* 16 bit 16 bit 32 bit
* nasid0 cpuconf membankdesc0
@@ -59,7 +59,7 @@ sn_config_t *sn_config ;
#endif

/*
- * For SN, this may not take an arg and gets the numnodes from
+ * For SN, this may not take an arg and gets the num_nodes from
* the prom variable or by traversing klcfg or promcfg
*/
int
@@ -144,7 +144,7 @@ build_mem_desc(efi_memory_desc_t *md, in
int
build_efi_memmap(void *md, int mdsize)
{
- int numnodes = GetNumNodes() ;
+ int num_nodes = GetNumNodes() ;
int cnode,bank ;
int nasid ;
node_memmap_t membank_info ;
@@ -153,7 +153,7 @@ build_efi_memmap(void *md, int mdsize)
long paddr, hole, numbytes;


- for (cnode=0;cnode<numnodes;cnode++) {
+ for (cnode=0; cnode<num_nodes; cnode++) {
nasid = GetNasid(cnode) ;
membank_info = GetMemBankInfo(cnode) ;
for (bank=0;bank<MD_BANKS_PER_NODE;bank++) {
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/machvec/pci_bus_cvlink.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/machvec/pci_bus_cvlink.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/machvec/pci_bus_cvlink.c Wed Mar 10 18:55:37 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/machvec/pci_bus_cvlink.c Thu Mar 11 14:42:49 2004
@@ -791,7 +791,6 @@ sn_pci_init (void)
struct list_head *ln;
struct pci_bus *pci_bus = NULL;
struct pci_dev *pci_dev = NULL;
- extern int numnodes;
int cnode, ret;
#ifdef CONFIG_PROC_FS
extern void register_sn_procfs(void);
@@ -814,7 +813,7 @@ sn_pci_init (void)

sgi_master_io_infr_init();

- for (cnode = 0; cnode < numnodes; cnode++) {
+ for_each_online_node(cnode) {
extern void intr_init_vecblk(cnodeid_t);
intr_init_vecblk(cnode);
}
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/klconflib.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/klconflib.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/klconflib.c Wed Mar 10 18:55:21 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/klconflib.c Thu Mar 11 12:01:24 2004
@@ -62,7 +62,7 @@ find_lboard_nasid(lboard_t *start, nasid
(start->brd_nasid == nasid))
return start;

- if (numionodes == numnodes)
+ if (numionodes == num_online_nodes())
start = KLCF_NEXT_ANY(start);
else
start = KLCF_NEXT(start);
@@ -95,7 +95,7 @@ find_lboard_class_nasid(lboard_t *start,
(start->brd_nasid == nasid))
return start;

- if (numionodes == numnodes)
+ if (numionodes == num_online_nodes())
start = KLCF_NEXT_ANY(start);
else
start = KLCF_NEXT(start);
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/klgraph.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/klgraph.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/klgraph.c Wed Mar 10 18:55:34 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/klgraph.c Thu Mar 11 12:01:24 2004
@@ -279,7 +279,7 @@ klhwg_add_all_routers(vertex_hdl_t hwgra
char path_buffer[100];
int rv;

- for (cnode = 0; cnode < numnodes; cnode++) {
+ for_each_online_node(cnode) {
nasid = COMPACT_TO_NASID_NODEID(cnode);
brd = find_lboard_class_any((lboard_t *)KL_CONFIG_INFO(nasid),
KLTYPE_ROUTER);
@@ -413,7 +413,7 @@ klhwg_connect_routers(vertex_hdl_t hwgra
cnodeid_t cnode;
lboard_t *brd;

- for (cnode = 0; cnode < numnodes; cnode++) {
+ for_each_online_node(cnode) {
nasid = COMPACT_TO_NASID_NODEID(cnode);
brd = find_lboard_class_any((lboard_t *)KL_CONFIG_INFO(nasid),
KLTYPE_ROUTER);
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/ml_SN_init.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/ml_SN_init.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/ml_SN_init.c Wed Mar 10 18:55:21 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/ml_SN_init.c Thu Mar 11 12:01:24 2004
@@ -38,7 +38,7 @@ void init_platform_nodepda(nodepda_t *np
/* Allocate per-node platform-dependent data */

nasid = COMPACT_TO_NASID_NODEID(node);
- if (node >= numnodes) /* Headless/memless IO nodes */
+ if (node >= num_online_nodes()) /* Headless/memless IO nodes */
hubinfo = (hubinfo_t)alloc_bootmem_node(NODE_DATA(0), sizeof(struct hubinfo_s));
else
hubinfo = (hubinfo_t)alloc_bootmem_node(NODE_DATA(node), sizeof(struct hubinfo_s));
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/ml_SN_intr.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/ml_SN_intr.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/ml_SN_intr.c Wed Mar 10 18:55:37 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/ml_SN_intr.c Thu Mar 11 12:01:24 2004
@@ -256,12 +256,12 @@ static cpuid_t intr_cpu_choose_node(void
cnodeid_t candidate_node;
cpuid_t cpuid;

- if (last_node >= numnodes)
+ if (last_node >= num_online_nodes())
last_node = 0;

for (candidate_node = last_node + 1; candidate_node != last_node;
candidate_node++) {
- if (candidate_node == numnodes)
+ if (candidate_node == num_online_nodes())
candidate_node = 0;
cpuid = intr_cpu_choose_from_node(candidate_node);
if (cpuid != CPU_NONE)
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/ml_iograph.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/ml_iograph.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/ml_iograph.c Wed Mar 10 18:55:20 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/ml_iograph.c Thu Mar 11 12:01:24 2004
@@ -680,7 +680,7 @@ init_all_devices(void)
DBG("init_all_devices: Done io_init_node() for cnode %d\n", cnodeid);
}

- for (cnodeid = 0; cnodeid < numnodes; cnodeid++) {
+ for_each_online_node(cnodeid) {
/*
* Update information generated by IO init.
*/
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/module.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/module.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/module.c Wed Mar 10 18:55:21 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/module.c Thu Mar 11 12:01:24 2004
@@ -195,7 +195,7 @@ io_module_init(void)
* First pass just scan for compute node boards KLTYPE_SNIA.
* We do not support memoryless compute nodes.
*/
- for (node = 0; node < numnodes; node++) {
+ for_each_online_node(node) {
nasid = COMPACT_TO_NASID_NODEID(node);
board = find_lboard_nasid((lboard_t *) KL_CONFIG_INFO(nasid), nasid, KLTYPE_SNIA);
ASSERT(board);
@@ -210,7 +210,7 @@ io_module_init(void)
/*
* Second scan, look for headless/memless board hosted by compute nodes.
*/
- for (node = numnodes; node < numionodes; node++) {
+ for (node = num_online_nodes(); node < numionodes; node++) {
nasid_t nasid;
char serial_number[16];

diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/pcibr/pcibr_dvr.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/pcibr/pcibr_dvr.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/pcibr/pcibr_dvr.c Wed Mar 10 18:55:54 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/pcibr/pcibr_dvr.c Thu Mar 11 12:01:24 2004
@@ -2639,7 +2639,7 @@ isIO9(nasid_t nasid)
if (brd->brd_flags & LOCAL_MASTER_IO6) {
return 1;
}
- if (numionodes == numnodes)
+ if (numionodes == num_online_nodes())
brd = KLCF_NEXT_ANY(brd);
else
brd = KLCF_NEXT(brd);
@@ -2652,7 +2652,7 @@ isIO9(nasid_t nasid)
if (brd->brd_flags & LOCAL_MASTER_IO6) {
return 1;
}
- if (numionodes == numnodes)
+ if (numionodes == num_online_nodes())
brd = KLCF_NEXT_ANY(brd);
else
brd = KLCF_NEXT(brd);
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/shub.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/shub.c
--- linux-2.6.4-vanilla/arch/ia64/sn/io/sn2/shub.c Wed Mar 10 18:55:28 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/io/sn2/shub.c Thu Mar 11 12:01:24 2004
@@ -165,7 +165,7 @@ shubstats_ioctl(struct inode *inode, str
int nasid;

cnode = (cnodeid_t)file->f_dentry->d_fsdata;
- if (cnode < 0 || cnode >= numnodes)
+ if (cnode < 0 || cnode >= num_online_nodes())
return -ENODEV;

switch (cmd) {
@@ -239,8 +239,8 @@ sn_linkstats_reset(unsigned long msecs)
uint64_t llp_csr_reg;

spin_lock(&sn_linkstats_lock);
- memset(sn_linkstats, 0, numnodes * sizeof(struct s_linkstats));
- for (cnode=0; cnode < numnodes; cnode++) {
+ memset(sn_linkstats, 0, num_online_nodes() * sizeof(struct s_linkstats));
+ for_each_online_node(cnode) {
shub_mmr_write(cnode, SH_NI0_LLP_ERR, 0L);
shub_mmr_write(cnode, SH_NI1_LLP_ERR, 0L);
shub_mmr_write_iospace(cnode, IIO_LLP_LOG, 0L);
@@ -286,7 +286,8 @@ linkstatd_thread(void *unused)
spin_lock(&sn_linkstats_lock);

overflows = 0;
- for (lsp=sn_linkstats, cnode=0; cnode < numnodes; cnode++, lsp++) {
+ lsp = sn_linkstats;
+ for_each_online_node(cnode) {
reg[0] = shub_mmr_read(cnode, SH_NI0_LLP_ERR);
reg[1] = shub_mmr_read(cnode, SH_NI1_LLP_ERR);
if (lsp->hs_ii_up) {
@@ -349,6 +350,7 @@ linkstatd_thread(void *unused)
iio_wstat &= 0xffffffffff00ffff; /* bits 23:16 */
shub_mmr_write_iospace(cnode, IIO_WSTAT, iio_wstat);
}
+ lsp++;
}

sn_linkstats_samples++;
@@ -401,7 +403,8 @@ sn_linkstats_get(char *page)
n += sprintf(page+n, "%-37s %8s %8s %8s %8s\n",
"# Numalink", "sn errs", "cb errs", "cb/min", "retries");

- for (lsp=sn_linkstats, cnode=0; cnode < numnodes; cnode++, lsp++) {
+ lsp = sn_linkstats;
+ for_each_online_node(cnode) {
npda = NODEPDA(cnode);

/* two NL links on each SHub */
@@ -411,7 +414,7 @@ sn_linkstats_get(char *page)
retrysum += lsp->hs_ni_retry_errors[nlport];

/* avoid buffer overrun (should be using seq_read API) */
- if (numnodes > 64)
+ if (num_online_nodes() > 64)
continue;

n += sprintf(page + n, "/%s/link/%d %8lu %8lu %8s %8lu\n",
@@ -432,6 +435,7 @@ sn_linkstats_get(char *page)
cbsum_ii += lsp->hs_ii_cb_errors;
retrysum_ii += lsp->hs_ii_retry_errors;
}
+ lsp++;
}

n += sprintf(page + n, "%-37s %8lu %8lu %8s %8lu\n",
@@ -454,7 +458,7 @@ linkstatd_init(void)
return -ENODEV;

spin_lock_init(&sn_linkstats_lock);
- sn_linkstats = kmalloc(numnodes * sizeof(struct s_linkstats), GFP_KERNEL);
+ sn_linkstats = kmalloc(num_online_nodes() * sizeof(struct s_linkstats), GFP_KERNEL);
sn_linkstats_reset(60000UL); /* default 60 second update interval */
kernel_thread(linkstatd_thread, NULL, CLONE_KERNEL);

diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/kernel/setup.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/kernel/setup.c
--- linux-2.6.4-vanilla/arch/ia64/sn/kernel/setup.c Wed Mar 10 18:55:24 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/kernel/setup.c Thu Mar 11 12:01:24 2004
@@ -224,7 +224,7 @@ sn_check_for_wars(void)
{
int cnode;

- for (cnode=0; cnode< numnodes; cnode++)
+ for_each_online_node(cnode)
if (is_shub_1_1(cnodeid_to_nasid(cnode)))
shub_1_1_found = 1;
}
@@ -372,16 +372,16 @@ sn_init_pdas(char **cmdline_p)
panic("overflow of cpu_data page");

memset(pda->cnodeid_to_nasid_table, -1, sizeof(pda->cnodeid_to_nasid_table));
- for (cnode=0; cnode<numnodes; cnode++)
+ for_each_online_node(cnode)
pda->cnodeid_to_nasid_table[cnode] = pxm_to_nasid(nid_to_pxm_map[cnode]);

- numionodes = numnodes;
+ numionodes = num_online_nodes();
scan_for_ionodes();

/*
* Allocate & initalize the nodepda for each node.
*/
- for (cnode=0; cnode < numnodes; cnode++) {
+ for_each_online_node(cnode) {
nodepdaindr[cnode] = alloc_bootmem_node(NODE_DATA(cnode), sizeof(nodepda_t));
memset(nodepdaindr[cnode], 0, sizeof(nodepda_t));
}
@@ -398,7 +398,7 @@ sn_init_pdas(char **cmdline_p)
* The following routine actually sets up the hubinfo struct
* in nodepda.
*/
- for (cnode = 0; cnode < numnodes; cnode++) {
+ for_each_online_node(cnode) {
init_platform_nodepda(nodepdaindr[cnode], cnode);
bte_init_node (nodepdaindr[cnode], cnode);
}
@@ -486,7 +486,7 @@ sn_cpu_init(void)

if (nodepda->node_first_cpu == cpuid) {
int buddy_nasid;
- buddy_nasid = cnodeid_to_nasid(numa_node_id() == numnodes-1 ? 0 : numa_node_id()+ 1);
+ buddy_nasid = cnodeid_to_nasid(numa_node_id() == num_online_nodes()-1 ? 0 : numa_node_id()+ 1);
pda->pio_shub_war_cam_addr = (volatile unsigned long*)GLOBAL_MMR_ADDR(nasid, SH_PI_CAM_CONTROL);
}

diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/kernel/sn2/prominfo_proc.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/kernel/sn2/prominfo_proc.c
--- linux-2.6.4-vanilla/arch/ia64/sn/kernel/sn2/prominfo_proc.c Wed Mar 10 18:55:23 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/kernel/sn2/prominfo_proc.c Thu Mar 11 12:01:24 2004
@@ -320,16 +320,15 @@ prominfo_init(void)
TRACE();

DPRINTK("running on cpu %d\n", smp_processor_id());
- DPRINTK("numnodes %d\n", numnodes);
+ DPRINTK("num_online_nodes() %d\n", num_online_nodes());

- proc_entries = kmalloc(numnodes * sizeof(struct proc_dir_entry *),
+ proc_entries = kmalloc(num_online_nodes() * sizeof(struct proc_dir_entry *),
GFP_KERNEL);

sgi_prominfo_entry = proc_mkdir("sgi_prominfo", NULL);

- for (cnodeid = 0, entp = proc_entries;
- cnodeid < numnodes;
- cnodeid++, entp++) {
+ entp = proc_entries;
+ for_each_online_node(cnodeid) {
sprintf(name, "node%d", cnodeid);
*entp = proc_mkdir(name, sgi_prominfo_entry);
nasid = cnodeid_to_nasid(cnodeid);
@@ -339,6 +338,7 @@ prominfo_init(void)
create_proc_read_entry(
"version", 0, *entp, read_version_entry,
lookup_fit(nasid));
+ entp++;
}

return 0;
@@ -353,13 +353,13 @@ prominfo_exit(void)

TRACE();

- for (cnodeid = 0, entp = proc_entries;
- cnodeid < numnodes;
- cnodeid++, entp++) {
+ entp = proc_entries;
+ for_each_online_node(cnodeid) {
remove_proc_entry("fit", *entp);
remove_proc_entry("version", *entp);
sprintf(name, "node%d", cnodeid);
remove_proc_entry(name, sgi_prominfo_entry);
+ entp++;
}
remove_proc_entry("sgi_prominfo", NULL);
kfree(proc_entries);
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/arch/ia64/sn/kernel/sn2/sn2_smp.c linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/kernel/sn2/sn2_smp.c
--- linux-2.6.4-vanilla/arch/ia64/sn/kernel/sn2/sn2_smp.c Wed Mar 10 18:55:44 2004
+++ linux-2.6.4-nodemask_t-ia64/arch/ia64/sn/kernel/sn2/sn2_smp.c Thu Mar 11 12:01:24 2004
@@ -183,7 +183,7 @@ sn2_ptc_deadlock_recovery(unsigned long

mycnode = numa_node_id();

- for (cnode = 0; cnode < numnodes; cnode++) {
+ for_each_online_node(cnode) {
if (is_headless_node(cnode) || cnode == mycnode)
continue;
nasid = cnodeid_to_nasid(cnode);
diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/include/asm-ia64/numa.h linux-2.6.4-nodemask_t-ia64/include/asm-ia64/numa.h
--- linux-2.6.4-vanilla/include/asm-ia64/numa.h Wed Mar 10 18:55:25 2004
+++ linux-2.6.4-nodemask_t-ia64/include/asm-ia64/numa.h Thu Mar 11 12:01:24 2004
@@ -59,7 +59,7 @@ extern struct node_cpuid_s node_cpuid[NR
*/

extern u8 numa_slit[MAX_NUMNODES * MAX_NUMNODES];
-#define node_distance(from,to) (numa_slit[from * numnodes + to])
+#define node_distance(from,to) (numa_slit[from * num_online_nodes() + to])

extern int paddr_to_nid(unsigned long paddr);

diff -Nurp --exclude-from=/home/mcd/.dontdiff linux-2.6.4-vanilla/include/asm-ia64/sn/sn2/sn_private.h linux-2.6.4-nodemask_t-ia64/include/asm-ia64/sn/sn2/sn_private.h
--- linux-2.6.4-vanilla/include/asm-ia64/sn/sn2/sn_private.h Wed Mar 10 18:55:22 2004
+++ linux-2.6.4-nodemask_t-ia64/include/asm-ia64/sn/sn2/sn_private.h Mon Mar 22 13:36:46 2004
@@ -87,9 +87,7 @@ void klhwg_add_all_modules(vertex_hdl_t)
void install_klidbg_functions(void);

/* klnuma.c */
-extern void replicate_kernel_text(int numnodes);
extern unsigned long get_freemem_start(cnodeid_t cnode);
-extern void setup_replication_mask(int maxnodes);

/* init.c */
extern cnodeid_t get_compact_nodeid(void); /* get compact node id */


--
I won't rest till it's the best ...
Programmer, Linux Scalability
Paul Jackson <pj@sgi.com> 1.650.933.1373
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