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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 13:40:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-28 13:48:38 -0700
commit7c730ccdc1188b97f5c8cb690906242c7ed75c22 (patch)
tree17ccd927e70dadaf59104c53cce892474eb539b2 /arch/x86/mm/highmem_32.c
parent8d735b4148d46446e64d72b22ef0344ee8dc02fa (diff)
parent82268da1b130f763d22d04f7d016bbf6fc8815c2 (diff)
downloadblackbird-op-linux-7c730ccdc1188b97f5c8cb690906242c7ed75c22.tar.gz
blackbird-op-linux-7c730ccdc1188b97f5c8cb690906242c7ed75c22.zip
Merge branch 'percpu-cpumask-x86-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'percpu-cpumask-x86-for-linus-2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (682 commits) percpu: fix spurious alignment WARN in legacy SMP percpu allocator percpu: generalize embedding first chunk setup helper percpu: more flexibility for @dyn_size of pcpu_setup_first_chunk() percpu: make x86 addr <-> pcpu ptr conversion macros generic linker script: define __per_cpu_load on all SMP capable archs x86: UV: remove uv_flush_tlb_others() WARN_ON percpu: finer grained locking to break deadlock and allow atomic free percpu: move fully free chunk reclamation into a work percpu: move chunk area map extension out of area allocation percpu: replace pcpu_realloc() with pcpu_mem_alloc() and pcpu_mem_free() x86, percpu: setup reserved percpu area for x86_64 percpu, module: implement reserved allocation and use it for module percpu variables percpu: add an indirection ptr for chunk page map access x86: make embedding percpu allocator return excessive free space percpu: use negative for auto for pcpu_setup_first_chunk() arguments percpu: improve first chunk initial area map handling percpu: cosmetic renames in pcpu_setup_first_chunk() percpu: clean up percpu constants x86: un-__init fill_pud/pmd/pte x86: remove vestigial fix_ioremap prototypes ... Manually merge conflicts in arch/ia64/kernel/irq_ia64.c
Diffstat (limited to 'arch/x86/mm/highmem_32.c')
-rw-r--r--arch/x86/mm/highmem_32.c34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c
index bcc079c282dd..00f127c80b0e 100644
--- a/arch/x86/mm/highmem_32.c
+++ b/arch/x86/mm/highmem_32.c
@@ -1,5 +1,6 @@
#include <linux/highmem.h>
#include <linux/module.h>
+#include <linux/swap.h> /* for totalram_pages */
void *kmap(struct page *page)
{
@@ -156,3 +157,36 @@ EXPORT_SYMBOL(kmap);
EXPORT_SYMBOL(kunmap);
EXPORT_SYMBOL(kmap_atomic);
EXPORT_SYMBOL(kunmap_atomic);
+
+#ifdef CONFIG_NUMA
+void __init set_highmem_pages_init(void)
+{
+ struct zone *zone;
+ int nid;
+
+ for_each_zone(zone) {
+ unsigned long zone_start_pfn, zone_end_pfn;
+
+ if (!is_highmem(zone))
+ continue;
+
+ zone_start_pfn = zone->zone_start_pfn;
+ zone_end_pfn = zone_start_pfn + zone->spanned_pages;
+
+ nid = zone_to_nid(zone);
+ printk(KERN_INFO "Initializing %s for node %d (%08lx:%08lx)\n",
+ zone->name, nid, zone_start_pfn, zone_end_pfn);
+
+ add_highpages_with_active_regions(nid, zone_start_pfn,
+ zone_end_pfn);
+ }
+ totalram_pages += totalhigh_pages;
+}
+#else
+void __init set_highmem_pages_init(void)
+{
+ add_highpages_with_active_regions(0, highstart_pfn, highend_pfn);
+
+ totalram_pages += totalhigh_pages;
+}
+#endif /* CONFIG_NUMA */
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