#include <linux/file.h>
#include <linux/poll.h>
#include <linux/vfs.h>
+#include <linux/smp.h>
#include <linux/pagemap.h>
#include <linux/mount.h>
#include <linux/bitops.h>
#define PFM_INVALID_ACTIVATION (~0UL)
+ #define PFM_NUM_PMC_REGS 64 /* PMC save area for ctxsw */
+ #define PFM_NUM_PMD_REGS 64 /* PMD save area for ctxsw */
+
/*
* depth of message queue
*/
unsigned long ctx_reload_pmcs[4]; /* bitmask of force reload PMC on ctxsw in */
unsigned long ctx_used_monitors[4]; /* bitmask of monitor PMC being used */
- unsigned long ctx_pmcs[IA64_NUM_PMC_REGS]; /* saved copies of PMC values */
+ unsigned long ctx_pmcs[PFM_NUM_PMC_REGS]; /* saved copies of PMC values */
unsigned int ctx_used_ibrs[1]; /* bitmask of used IBR (speedup ctxsw in) */
unsigned int ctx_used_dbrs[1]; /* bitmask of used DBR (speedup ctxsw in) */
unsigned long ctx_dbrs[IA64_NUM_DBG_REGS]; /* DBR values (cache) when not loaded */
unsigned long ctx_ibrs[IA64_NUM_DBG_REGS]; /* IBR values (cache) when not loaded */
- pfm_counter_t ctx_pmds[IA64_NUM_PMD_REGS]; /* software state for PMDS */
+ pfm_counter_t ctx_pmds[PFM_NUM_PMD_REGS]; /* software state for PMDS */
+
+ unsigned long th_pmcs[PFM_NUM_PMC_REGS]; /* PMC thread save state */
+ unsigned long th_pmds[PFM_NUM_PMD_REGS]; /* PMD thread save state */
u64 ctx_saved_psr_up; /* only contains psr.up value */
pfm_mask_monitoring(struct task_struct *task)
{
pfm_context_t *ctx = PFM_GET_CTX(task);
- struct thread_struct *th = &task->thread;
unsigned long mask, val, ovfl_mask;
int i;
* So in both cases, the live register contains the owner's
* state. We can ONLY touch the PMU registers and NOT the PSR.
*
- * As a consequence to this call, the thread->pmds[] array
+ * As a consequence to this call, the ctx->th_pmds[] array
* contains stale information which must be ignored
* when context is reloaded AND monitoring is active (see
* pfm_restart).
mask = ctx->ctx_used_monitors[0] >> PMU_FIRST_COUNTER;
for(i= PMU_FIRST_COUNTER; mask; i++, mask>>=1) {
if ((mask & 0x1) == 0UL) continue;
- ia64_set_pmc(i, th->pmcs[i] & ~0xfUL);
- th->pmcs[i] &= ~0xfUL;
- DPRINT_ovfl(("pmc[%d]=0x%lx\n", i, th->pmcs[i]));
+ ia64_set_pmc(i, ctx->th_pmcs[i] & ~0xfUL);
+ ctx->th_pmcs[i] &= ~0xfUL;
+ DPRINT_ovfl(("pmc[%d]=0x%lx\n", i, ctx->th_pmcs[i]));
}
/*
* make all of this visible
pfm_restore_monitoring(struct task_struct *task)
{
pfm_context_t *ctx = PFM_GET_CTX(task);
- struct thread_struct *th = &task->thread;
unsigned long mask, ovfl_mask;
unsigned long psr, val;
int i, is_system;
mask = ctx->ctx_used_monitors[0] >> PMU_FIRST_COUNTER;
for(i= PMU_FIRST_COUNTER; mask; i++, mask>>=1) {
if ((mask & 0x1) == 0UL) continue;
- th->pmcs[i] = ctx->ctx_pmcs[i];
- ia64_set_pmc(i, th->pmcs[i]);
- DPRINT(("[%d] pmc[%d]=0x%lx\n", task->pid, i, th->pmcs[i]));
+ ctx->th_pmcs[i] = ctx->ctx_pmcs[i];
+ ia64_set_pmc(i, ctx->th_pmcs[i]);
+ DPRINT(("[%d] pmc[%d]=0x%lx\n", task->pid, i, ctx->th_pmcs[i]));
}
ia64_srlz_d();
static inline void
pfm_copy_pmds(struct task_struct *task, pfm_context_t *ctx)
{
- struct thread_struct *thread = &task->thread;
unsigned long ovfl_val = pmu_conf->ovfl_val;
unsigned long mask = ctx->ctx_all_pmds[0];
unsigned long val;
ctx->ctx_pmds[i].val = val & ~ovfl_val;
val &= ovfl_val;
}
- thread->pmds[i] = val;
+ ctx->th_pmds[i] = val;
DPRINT(("pmd[%d]=0x%lx soft_val=0x%lx\n",
i,
- thread->pmds[i],
+ ctx->th_pmds[i],
ctx->ctx_pmds[i].val));
}
}
static inline void
pfm_copy_pmcs(struct task_struct *task, pfm_context_t *ctx)
{
- struct thread_struct *thread = &task->thread;
unsigned long mask = ctx->ctx_all_pmcs[0];
int i;
for (i=0; mask; i++, mask>>=1) {
/* masking 0 with ovfl_val yields 0 */
- thread->pmcs[i] = ctx->ctx_pmcs[i];
- DPRINT(("pmc[%d]=0x%lx\n", i, thread->pmcs[i]));
+ ctx->th_pmcs[i] = ctx->ctx_pmcs[i];
+ DPRINT(("pmc[%d]=0x%lx\n", i, ctx->th_pmcs[i]));
}
}
static int
pfm_write_pmcs(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
{
- struct thread_struct *thread = NULL;
struct task_struct *task;
pfarg_reg_t *req = (pfarg_reg_t *)arg;
unsigned long value, pmc_pm;
if (state == PFM_CTX_ZOMBIE) return -EINVAL;
if (is_loaded) {
- thread = &task->thread;
/*
* In system wide and when the context is loaded, access can only happen
* when the caller is running on the CPU being monitored by the session.
*
* The value in ctx_pmcs[] can only be changed in pfm_write_pmcs().
*
- * The value in thread->pmcs[] may be modified on overflow, i.e., when
+ * The value in th_pmcs[] may be modified on overflow, i.e., when
* monitoring needs to be stopped.
*/
if (is_monitor) CTX_USED_MONITOR(ctx, 1UL << cnum);
/*
* write thread state
*/
- if (is_system == 0) thread->pmcs[cnum] = value;
+ if (is_system == 0) ctx->th_pmcs[cnum] = value;
/*
* write hardware register if we can
static int
pfm_write_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
{
- struct thread_struct *thread = NULL;
struct task_struct *task;
pfarg_reg_t *req = (pfarg_reg_t *)arg;
unsigned long value, hw_value, ovfl_mask;
* the owner of the local PMU.
*/
if (likely(is_loaded)) {
- thread = &task->thread;
/*
* In system wide and when the context is loaded, access can only happen
* when the caller is running on the CPU being monitored by the session.
/*
* write thread state
*/
- if (is_system == 0) thread->pmds[cnum] = hw_value;
+ if (is_system == 0) ctx->th_pmds[cnum] = hw_value;
/*
* write hardware register if we can
static int
pfm_read_pmds(pfm_context_t *ctx, void *arg, int count, struct pt_regs *regs)
{
- struct thread_struct *thread = NULL;
struct task_struct *task;
unsigned long val = 0UL, lval, ovfl_mask, sval;
pfarg_reg_t *req = (pfarg_reg_t *)arg;
if (state == PFM_CTX_ZOMBIE) return -EINVAL;
if (likely(is_loaded)) {
- thread = &task->thread;
/*
* In system wide and when the context is loaded, access can only happen
* when the caller is running on the CPU being monitored by the session.
* if context is zombie, then task does not exist anymore.
* In this case, we use the full value saved in the context (pfm_flush_regs()).
*/
- val = is_loaded ? thread->pmds[cnum] : 0UL;
+ val = is_loaded ? ctx->th_pmds[cnum] : 0UL;
}
rd_func = pmu_conf->pmd_desc[cnum].read_check;
pfm_copy_pmds(task, ctx);
pfm_copy_pmcs(task, ctx);
- pmcs_source = thread->pmcs;
- pmds_source = thread->pmds;
+ pmcs_source = ctx->th_pmcs;
+ pmds_source = ctx->th_pmds;
/*
* always the case for system-wide
pfm_save_regs(struct task_struct *task)
{
pfm_context_t *ctx;
- struct thread_struct *t;
unsigned long flags;
u64 psr;
ctx = PFM_GET_CTX(task);
if (ctx == NULL) return;
- t = &task->thread;
/*
* we always come here with interrupts ALREADY disabled by
* guarantee we will be schedule at that same
* CPU again.
*/
- pfm_save_pmds(t->pmds, ctx->ctx_used_pmds[0]);
+ pfm_save_pmds(ctx->th_pmds, ctx->ctx_used_pmds[0]);
/*
* save pmc0 ia64_srlz_d() done in pfm_save_pmds()
* we will need it on the restore path to check
* for pending overflow.
*/
- t->pmcs[0] = ia64_get_pmc(0);
+ ctx->th_pmcs[0] = ia64_get_pmc(0);
/*
* unfreeze PMU if had pending overflows
*/
- if (t->pmcs[0] & ~0x1UL) pfm_unfreeze_pmu();
+ if (ctx->th_pmcs[0] & ~0x1UL) pfm_unfreeze_pmu();
/*
* finally, allow context access.
pfm_lazy_save_regs (struct task_struct *task)
{
pfm_context_t *ctx;
- struct thread_struct *t;
unsigned long flags;
{ u64 psr = pfm_get_psr();
}
ctx = PFM_GET_CTX(task);
- t = &task->thread;
/*
* we need to mask PMU overflow here to
/*
* save all the pmds we use
*/
- pfm_save_pmds(t->pmds, ctx->ctx_used_pmds[0]);
+ pfm_save_pmds(ctx->th_pmds, ctx->ctx_used_pmds[0]);
/*
* save pmc0 ia64_srlz_d() done in pfm_save_pmds()
* it is needed to check for pended overflow
* on the restore path
*/
- t->pmcs[0] = ia64_get_pmc(0);
+ ctx->th_pmcs[0] = ia64_get_pmc(0);
/*
* unfreeze PMU if had pending overflows
*/
- if (t->pmcs[0] & ~0x1UL) pfm_unfreeze_pmu();
+ if (ctx->th_pmcs[0] & ~0x1UL) pfm_unfreeze_pmu();
/*
* now get can unmask PMU interrupts, they will
pfm_load_regs (struct task_struct *task)
{
pfm_context_t *ctx;
- struct thread_struct *t;
unsigned long pmc_mask = 0UL, pmd_mask = 0UL;
unsigned long flags;
u64 psr, psr_up;
BUG_ON(GET_PMU_OWNER());
- t = &task->thread;
/*
* possible on unload
*/
- if (unlikely((t->flags & IA64_THREAD_PM_VALID) == 0)) return;
+ if (unlikely((task->thread.flags & IA64_THREAD_PM_VALID) == 0)) return;
/*
* we always come here with interrupts ALREADY disabled by
*
* XXX: optimize here
*/
- if (pmd_mask) pfm_restore_pmds(t->pmds, pmd_mask);
- if (pmc_mask) pfm_restore_pmcs(t->pmcs, pmc_mask);
+ if (pmd_mask) pfm_restore_pmds(ctx->th_pmds, pmd_mask);
+ if (pmc_mask) pfm_restore_pmcs(ctx->th_pmcs, pmc_mask);
/*
* check for pending overflow at the time the state
* was saved.
*/
- if (unlikely(PMC0_HAS_OVFL(t->pmcs[0]))) {
+ if (unlikely(PMC0_HAS_OVFL(ctx->th_pmcs[0]))) {
/*
* reload pmc0 with the overflow information
* On McKinley PMU, this will trigger a PMU interrupt
*/
- ia64_set_pmc(0, t->pmcs[0]);
+ ia64_set_pmc(0, ctx->th_pmcs[0]);
ia64_srlz_d();
- t->pmcs[0] = 0UL;
+ ctx->th_pmcs[0] = 0UL;
/*
* will replay the PMU interrupt
void
pfm_load_regs (struct task_struct *task)
{
- struct thread_struct *t;
pfm_context_t *ctx;
struct task_struct *owner;
unsigned long pmd_mask, pmc_mask;
owner = GET_PMU_OWNER();
ctx = PFM_GET_CTX(task);
- t = &task->thread;
psr = pfm_get_psr();
BUG_ON(psr & (IA64_PSR_UP|IA64_PSR_PP));
*/
pmc_mask = ctx->ctx_all_pmcs[0];
- pfm_restore_pmds(t->pmds, pmd_mask);
- pfm_restore_pmcs(t->pmcs, pmc_mask);
+ pfm_restore_pmds(ctx->th_pmds, pmd_mask);
+ pfm_restore_pmcs(ctx->th_pmcs, pmc_mask);
/*
* check for pending overflow at the time the state
* was saved.
*/
- if (unlikely(PMC0_HAS_OVFL(t->pmcs[0]))) {
+ if (unlikely(PMC0_HAS_OVFL(ctx->th_pmcs[0]))) {
/*
* reload pmc0 with the overflow information
* On McKinley PMU, this will trigger a PMU interrupt
*/
- ia64_set_pmc(0, t->pmcs[0]);
+ ia64_set_pmc(0, ctx->th_pmcs[0]);
ia64_srlz_d();
- t->pmcs[0] = 0UL;
+ ctx->th_pmcs[0] = 0UL;
/*
* will replay the PMU interrupt
*/
pfm_unfreeze_pmu();
} else {
- pmc0 = task->thread.pmcs[0];
+ pmc0 = ctx->th_pmcs[0];
/*
* clear whatever overflow status bits there were
*/
- task->thread.pmcs[0] = 0;
+ ctx->th_pmcs[0] = 0;
}
ovfl_val = pmu_conf->ovfl_val;
/*
/*
* can access PMU always true in system wide mode
*/
- val = pmd_val = can_access_pmu ? ia64_get_pmd(i) : task->thread.pmds[i];
+ val = pmd_val = can_access_pmu ? ia64_get_pmd(i) : ctx->th_pmds[i];
if (PMD_IS_COUNTING(i)) {
DPRINT(("[%d] pmd[%d] ctx_pmd=0x%lx hw_pmd=0x%lx\n",
DPRINT(("[%d] ctx_pmd[%d]=0x%lx pmd_val=0x%lx\n", task->pid, i, val, pmd_val));
- if (is_self) task->thread.pmds[i] = pmd_val;
+ if (is_self) ctx->th_pmds[i] = pmd_val;
ctx->ctx_pmds[i].val = val;
}
ffz(pmu_conf->ovfl_val));
/* sanity check */
- if (pmu_conf->num_pmds >= IA64_NUM_PMD_REGS || pmu_conf->num_pmcs >= IA64_NUM_PMC_REGS) {
+ if (pmu_conf->num_pmds >= PFM_NUM_PMD_REGS || pmu_conf->num_pmcs >= PFM_NUM_PMC_REGS) {
printk(KERN_ERR "perfmon: not enough pmc/pmd, perfmon disabled\n");
pmu_conf = NULL;
return -1;
dump_pmu_state(const char *from)
{
struct task_struct *task;
- struct thread_struct *t;
struct pt_regs *regs;
pfm_context_t *ctx;
unsigned long psr, dcr, info, flags;
ia64_psr(regs)->up = 0;
ia64_psr(regs)->pp = 0;
- t = ¤t->thread;
-
for (i=1; PMC_IS_LAST(i) == 0; i++) {
if (PMC_IS_IMPL(i) == 0) continue;
- printk("->CPU%d pmc[%d]=0x%lx thread_pmc[%d]=0x%lx\n", this_cpu, i, ia64_get_pmc(i), i, t->pmcs[i]);
+ printk("->CPU%d pmc[%d]=0x%lx thread_pmc[%d]=0x%lx\n", this_cpu, i, ia64_get_pmc(i), i, ctx->th_pmcs[i]);
}
for (i=1; PMD_IS_LAST(i) == 0; i++) {
if (PMD_IS_IMPL(i) == 0) continue;
- printk("->CPU%d pmd[%d]=0x%lx thread_pmd[%d]=0x%lx\n", this_cpu, i, ia64_get_pmd(i), i, t->pmds[i]);
+ printk("->CPU%d pmd[%d]=0x%lx thread_pmd[%d]=0x%lx\n", this_cpu, i, ia64_get_pmd(i), i, ctx->th_pmds[i]);
}
if (ctx) {
#include <asm/mca.h>
#ifdef CONFIG_VIRTUAL_MEM_MAP
-static unsigned long num_dma_physpages;
static unsigned long max_gap;
#endif
int i, total = 0, reserved = 0;
int shared = 0, cached = 0;
- printk("Mem-info:\n");
+ printk(KERN_INFO "Mem-info:\n");
show_free_areas();
- printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
+ printk(KERN_INFO "Free swap: %6ldkB\n",
+ nr_swap_pages<<(PAGE_SHIFT-10));
i = max_mapnr;
for (i = 0; i < max_mapnr; i++) {
if (!pfn_valid(i)) {
else if (page_count(mem_map + i))
shared += page_count(mem_map + i) - 1;
}
- printk("%d pages of RAM\n", total);
- printk("%d reserved pages\n", reserved);
- printk("%d pages shared\n", shared);
- printk("%d pages swap cached\n", cached);
- printk("%ld pages in page table cache\n",
- pgtable_quicklist_total_size());
+ printk(KERN_INFO "%d pages of RAM\n", total);
+ printk(KERN_INFO "%d reserved pages\n", reserved);
+ printk(KERN_INFO "%d pages shared\n", shared);
+ printk(KERN_INFO "%d pages swap cached\n", cached);
+ printk(KERN_INFO "%ld pages in page table cache\n",
+ pgtable_quicklist_total_size());
}
/* physical address where the bootmem map is located */
return 0;
}
-#ifdef CONFIG_VIRTUAL_MEM_MAP
-static int
-count_dma_pages (u64 start, u64 end, void *arg)
-{
- unsigned long *count = arg;
-
- if (start < MAX_DMA_ADDRESS)
- *count += (min(end, MAX_DMA_ADDRESS) - start) >> PAGE_SHIFT;
- return 0;
-}
-#endif
-
/*
* Set up the page tables.
*/
paging_init (void)
{
unsigned long max_dma;
- unsigned long zones_size[MAX_NR_ZONES];
-#ifdef CONFIG_VIRTUAL_MEM_MAP
- unsigned long zholes_size[MAX_NR_ZONES];
-#endif
-
- /* initialize mem_map[] */
-
- memset(zones_size, 0, sizeof(zones_size));
+ unsigned long nid = 0;
+ unsigned long max_zone_pfns[MAX_NR_ZONES];
num_physpages = 0;
efi_memmap_walk(count_pages, &num_physpages);
max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT;
+ max_zone_pfns[ZONE_DMA] = max_dma;
+ max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
#ifdef CONFIG_VIRTUAL_MEM_MAP
- memset(zholes_size, 0, sizeof(zholes_size));
-
- num_dma_physpages = 0;
- efi_memmap_walk(count_dma_pages, &num_dma_physpages);
-
- if (max_low_pfn < max_dma) {
- zones_size[ZONE_DMA] = max_low_pfn;
- zholes_size[ZONE_DMA] = max_low_pfn - num_dma_physpages;
- } else {
- zones_size[ZONE_DMA] = max_dma;
- zholes_size[ZONE_DMA] = max_dma - num_dma_physpages;
- if (num_physpages > num_dma_physpages) {
- zones_size[ZONE_NORMAL] = max_low_pfn - max_dma;
- zholes_size[ZONE_NORMAL] =
- ((max_low_pfn - max_dma) -
- (num_physpages - num_dma_physpages));
- }
- }
-
+ efi_memmap_walk(register_active_ranges, &nid);
efi_memmap_walk(find_largest_hole, (u64 *)&max_gap);
if (max_gap < LARGE_GAP) {
vmem_map = (struct page *) 0;
- free_area_init_node(0, NODE_DATA(0), zones_size, 0,
- zholes_size);
+ free_area_init_nodes(max_zone_pfns);
} else {
unsigned long map_size;
vmem_map = (struct page *) vmalloc_end;
efi_memmap_walk(create_mem_map_page_table, NULL);
- NODE_DATA(0)->node_mem_map = vmem_map;
- free_area_init_node(0, NODE_DATA(0), zones_size,
- 0, zholes_size);
+ /*
+ * alloc_node_mem_map makes an adjustment for mem_map
+ * which isn't compatible with vmem_map.
+ */
+ NODE_DATA(0)->node_mem_map = vmem_map +
+ find_min_pfn_with_active_regions();
+ free_area_init_nodes(max_zone_pfns);
printk("Virtual mem_map starts at 0x%p\n", mem_map);
}
#else /* !CONFIG_VIRTUAL_MEM_MAP */
- if (max_low_pfn < max_dma)
- zones_size[ZONE_DMA] = max_low_pfn;
- else {
- zones_size[ZONE_DMA] = max_dma;
- zones_size[ZONE_NORMAL] = max_low_pfn - max_dma;
- }
- free_area_init(zones_size);
+ add_active_range(0, 0, max_low_pfn);
+ free_area_init_nodes(max_zone_pfns);
#endif /* !CONFIG_VIRTUAL_MEM_MAP */
zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page));
}
unsigned long total_present = 0;
pg_data_t *pgdat;
- printk("Mem-info:\n");
+ printk(KERN_INFO "Mem-info:\n");
show_free_areas();
- printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
+ printk(KERN_INFO "Free swap: %6ldkB\n",
+ nr_swap_pages<<(PAGE_SHIFT-10));
+ printk(KERN_INFO "Node memory in pages:\n");
for_each_online_pgdat(pgdat) {
unsigned long present;
unsigned long flags;
int shared = 0, cached = 0, reserved = 0;
- printk("Node ID: %d\n", pgdat->node_id);
pgdat_resize_lock(pgdat, &flags);
present = pgdat->node_present_pages;
for(i = 0; i < pgdat->node_spanned_pages; i++) {
total_reserved += reserved;
total_cached += cached;
total_shared += shared;
- printk("\t%ld pages of RAM\n", present);
- printk("\t%d reserved pages\n", reserved);
- printk("\t%d pages shared\n", shared);
- printk("\t%d pages swap cached\n", cached);
+ printk(KERN_INFO "Node %4d: RAM: %11ld, rsvd: %8d, "
+ "shrd: %10d, swpd: %10d\n", pgdat->node_id,
+ present, reserved, shared, cached);
}
- printk("%ld pages of RAM\n", total_present);
- printk("%d reserved pages\n", total_reserved);
- printk("%d pages shared\n", total_shared);
- printk("%d pages swap cached\n", total_cached);
- printk("Total of %ld pages in page table cache\n",
- pgtable_quicklist_total_size());
- printk("%d free buffer pages\n", nr_free_buffer_pages());
+ printk(KERN_INFO "%ld pages of RAM\n", total_present);
+ printk(KERN_INFO "%d reserved pages\n", total_reserved);
+ printk(KERN_INFO "%d pages shared\n", total_shared);
+ printk(KERN_INFO "%d pages swap cached\n", total_cached);
+ printk(KERN_INFO "Total of %ld pages in page table cache\n",
+ pgtable_quicklist_total_size());
+ printk(KERN_INFO "%d free buffer pages\n", nr_free_buffer_pages());
}
/**
{
unsigned long end = start + len;
+ add_active_range(node, start >> PAGE_SHIFT, end >> PAGE_SHIFT);
mem_data[node].num_physpages += len >> PAGE_SHIFT;
if (start <= __pa(MAX_DMA_ADDRESS))
mem_data[node].num_dma_physpages +=
void __init paging_init(void)
{
unsigned long max_dma;
- unsigned long zones_size[MAX_NR_ZONES];
- unsigned long zholes_size[MAX_NR_ZONES];
unsigned long pfn_offset = 0;
+ unsigned long max_pfn = 0;
int node;
+ unsigned long max_zone_pfns[MAX_NR_ZONES];
max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT;
#endif
for_each_online_node(node) {
- memset(zones_size, 0, sizeof(zones_size));
- memset(zholes_size, 0, sizeof(zholes_size));
-
num_physpages += mem_data[node].num_physpages;
-
- if (mem_data[node].min_pfn >= max_dma) {
- /* All of this node's memory is above ZONE_DMA */
- zones_size[ZONE_NORMAL] = mem_data[node].max_pfn -
- mem_data[node].min_pfn;
- zholes_size[ZONE_NORMAL] = mem_data[node].max_pfn -
- mem_data[node].min_pfn -
- mem_data[node].num_physpages;
- } else if (mem_data[node].max_pfn < max_dma) {
- /* All of this node's memory is in ZONE_DMA */
- zones_size[ZONE_DMA] = mem_data[node].max_pfn -
- mem_data[node].min_pfn;
- zholes_size[ZONE_DMA] = mem_data[node].max_pfn -
- mem_data[node].min_pfn -
- mem_data[node].num_dma_physpages;
- } else {
- /* This node has memory in both zones */
- zones_size[ZONE_DMA] = max_dma -
- mem_data[node].min_pfn;
- zholes_size[ZONE_DMA] = zones_size[ZONE_DMA] -
- mem_data[node].num_dma_physpages;
- zones_size[ZONE_NORMAL] = mem_data[node].max_pfn -
- max_dma;
- zholes_size[ZONE_NORMAL] = zones_size[ZONE_NORMAL] -
- (mem_data[node].num_physpages -
- mem_data[node].num_dma_physpages);
- }
-
pfn_offset = mem_data[node].min_pfn;
#ifdef CONFIG_VIRTUAL_MEM_MAP
NODE_DATA(node)->node_mem_map = vmem_map + pfn_offset;
#endif
- free_area_init_node(node, NODE_DATA(node), zones_size,
- pfn_offset, zholes_size);
+ if (mem_data[node].max_pfn > max_pfn)
+ max_pfn = mem_data[node].max_pfn;
}
+ max_zone_pfns[ZONE_DMA] = max_dma;
+ max_zone_pfns[ZONE_NORMAL] = max_pfn;
+ free_area_init_nodes(max_zone_pfns);
+
zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page));
}