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x86: Fix discontigmem + non-HIGHMEM compile

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It's not necessarily a very sane configuration, but people running "make
randconfig" noticed it wouldn't compile.  This fixes some obvious
problems in discontig.c to allow a clean compile.

Acked-by: andrew hendry <andrew.hendry@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Linus Torvalds 2007-05-15 18:45:49 -07:00
parent 0560551dca
commit 28aa483f80
1 changed files with 3 additions and 6 deletions
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9
arch/i386/mm/discontig.c
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@ -31,6 +31,7 @@
#include <linux/module.h>
#include <linux/kexec.h>
#include <linux/pfn.h>
#include <linux/swap.h>
#include <asm/e820.h>
#include <asm/setup.h>
@ -97,14 +98,8 @@ unsigned long node_memmap_size_bytes(int nid, unsigned long start_pfn,
#endif
extern unsigned long find_max_low_pfn(void);
extern void find_max_pfn(void);
extern void add_one_highpage_init(struct page *, int, int);
extern struct e820map e820;
extern unsigned long highend_pfn, highstart_pfn;
extern unsigned long max_low_pfn;
extern unsigned long totalram_pages;
extern unsigned long totalhigh_pages;
#define LARGE_PAGE_BYTES (PTRS_PER_PTE * PAGE_SIZE)
@ -360,7 +355,9 @@ void __init zone_sizes_init(void)
max_zone_pfns[ZONE_DMA] =
virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
#ifdef CONFIG_HIGHMEM
max_zone_pfns[ZONE_HIGHMEM] = highend_pfn;
#endif
/* If SRAT has not registered memory, register it now */
if (find_max_pfn_with_active_regions() == 0) {