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authorChristoph Lameter <clameter@sgi.com>2006-09-25 23:31:11 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-26 08:48:46 -0700
commitc1f60a5a419cc60aff27daffb150f5a3a3a79ef4 (patch)
tree8ae176462d6f220cd744ae6c3454113eebda02a8 /include
parent182e8e237349e7b6354f45aee4780b6423fd6a50 (diff)
[PATCH] reduce MAX_NR_ZONES: move HIGHMEM counters into highmem.c/.h
Move totalhigh_pages and nr_free_highpages() into highmem.c/.h Move the totalhigh_pages definition into highmem.c/.h. Move the nr_free_highpages function into highmem.c [yoichi_yuasa@tripeaks.co.jp: build fix] Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/highmem.h3
-rw-r--r--include/linux/swap.h1
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 42620e723ab..fd7d12daa94 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -24,11 +24,14 @@ static inline void flush_kernel_dcache_page(struct page *page)
/* declarations for linux/mm/highmem.c */
unsigned int nr_free_highpages(void);
+extern unsigned long totalhigh_pages;
#else /* CONFIG_HIGHMEM */
static inline unsigned int nr_free_highpages(void) { return 0; }
+#define totalhigh_pages 0
+
#ifndef ARCH_HAS_KMAP
static inline void *kmap(struct page *page)
{
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 5e59184c909..34a6bc3e6cf 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -162,7 +162,6 @@ extern void swapin_readahead(swp_entry_t, unsigned long, struct vm_area_struct *
/* linux/mm/page_alloc.c */
extern unsigned long totalram_pages;
-extern unsigned long totalhigh_pages;
extern unsigned long totalreserve_pages;
extern long nr_swap_pages;
extern unsigned int nr_free_pages(void);