Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / i386 / mm / pgtable.c

diff --git a/arch/i386/mm/pgtable.c b/arch/i386/mm/pgtable.c
index dd81479..2889567 100644 (file)
--- a/arch/i386/mm/pgtable.c
+++ b/arch/i386/mm/pgtable.c
@@ -30,13 +30,16 @@ void show_mem(void)
        struct page *page;
        pg_data_t *pgdat;
        unsigned long i;
+       struct page_state ps;
+       unsigned long flags;
 
-       printk("Mem-info:\n");
+       printk(KERN_INFO "Mem-info:\n");
        show_free_areas();
-       printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
-       for_each_pgdat(pgdat) {
+       printk(KERN_INFO "Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
+       for_each_online_pgdat(pgdat) {
+               pgdat_resize_lock(pgdat, &flags);
                for (i = 0; i < pgdat->node_spanned_pages; ++i) {
-                       page = pgdat->node_mem_map + i;
+                       page = pgdat_page_nr(pgdat, i);
                        total++;
                        if (PageHighMem(page))
                                highmem++;
@@ -47,12 +50,20 @@ void show_mem(void)
                        else if (page_count(page))
                                shared += page_count(page) - 1;
                }
+               pgdat_resize_unlock(pgdat, &flags);
        }
-       printk("%d pages of RAM\n", total);
-       printk("%d pages of HIGHMEM\n",highmem);
-       printk("%d reserved pages\n",reserved);
-       printk("%d pages shared\n",shared);
-       printk("%d pages swap cached\n",cached);
+       printk(KERN_INFO "%d pages of RAM\n", total);
+       printk(KERN_INFO "%d pages of HIGHMEM\n", highmem);
+       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);
+
+       get_page_state(&ps);
+       printk(KERN_INFO "%lu pages dirty\n", ps.nr_dirty);
+       printk(KERN_INFO "%lu pages writeback\n", ps.nr_writeback);
+       printk(KERN_INFO "%lu pages mapped\n", ps.nr_mapped);
+       printk(KERN_INFO "%lu pages slab\n", ps.nr_slab);
+       printk(KERN_INFO "%lu pages pagetables\n", ps.nr_page_table_pages);
 }
 
 /*
@@ -105,16 +116,16 @@ void set_pmd_pfn(unsigned long vaddr, unsigned long pfn, pgprot_t flags)
        pmd_t *pmd;
 
        if (vaddr & (PMD_SIZE-1)) {             /* vaddr is misaligned */
-               printk ("set_pmd_pfn: vaddr misaligned\n");
+               printk(KERN_WARNING "set_pmd_pfn: vaddr misaligned\n");
                return; /* BUG(); */
        }
        if (pfn & (PTRS_PER_PTE-1)) {           /* pfn is misaligned */
-               printk ("set_pmd_pfn: pfn misaligned\n");
+               printk(KERN_WARNING "set_pmd_pfn: pfn misaligned\n");
                return; /* BUG(); */
        }
        pgd = swapper_pg_dir + pgd_index(vaddr);
        if (pgd_none(*pgd)) {
-               printk ("set_pmd_pfn: pgd_none\n");
+               printk(KERN_WARNING "set_pmd_pfn: pgd_none\n");
                return; /* BUG(); */
        }
        pud = pud_offset(pgd, vaddr);
@@ -180,38 +191,38 @@ static inline void pgd_list_add(pgd_t *pgd)
        struct page *page = virt_to_page(pgd);
        page->index = (unsigned long)pgd_list;
        if (pgd_list)
-               pgd_list->private = (unsigned long)&page->index;
+               set_page_private(pgd_list, (unsigned long)&page->index);
        pgd_list = page;
-       page->private = (unsigned long)&pgd_list;
+       set_page_private(page, (unsigned long)&pgd_list);
 }
 
 static inline void pgd_list_del(pgd_t *pgd)
 {
        struct page *next, **pprev, *page = virt_to_page(pgd);
        next = (struct page *)page->index;
-       pprev = (struct page **)page->private;
+       pprev = (struct page **)page_private(page);
        *pprev = next;
        if (next)
-               next->private = (unsigned long)pprev;
+               set_page_private(next, (unsigned long)pprev);
 }
 
 void pgd_ctor(void *pgd, kmem_cache_t *cache, unsigned long unused)
 {
        unsigned long flags;
 
-       if (PTRS_PER_PMD == 1)
+       if (PTRS_PER_PMD == 1) {
+               memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
                spin_lock_irqsave(&pgd_lock, flags);
+       }
 
-       memcpy((pgd_t *)pgd + USER_PTRS_PER_PGD,
+       clone_pgd_range((pgd_t *)pgd + USER_PTRS_PER_PGD,
                        swapper_pg_dir + USER_PTRS_PER_PGD,
-                       (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
-
+                       KERNEL_PGD_PTRS);
        if (PTRS_PER_PMD > 1)
                return;
 
        pgd_list_add(pgd);
        spin_unlock_irqrestore(&pgd_lock, flags);
-       memset(pgd, 0, USER_PTRS_PER_PGD*sizeof(pgd_t));
 }
 
 /* never called when PTRS_PER_PMD > 1 */