linux-kernel - Re: Linux 2.6.22-rc1

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Date:	Mon, 14 May 2007 21:38:03 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	andrew hendry <andrew.hendry@...il.com>
cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Linux 2.6.22-rc1



On Tue, 15 May 2007, andrew hendry wrote:
>
> from a randconfig, attached.
> 
> arch/i386/mm/discontig.c:107: error: expected identifier or '(' before numeric constant

Gaah. That file is horrible. It redeclares a lot of stuff that it has no 
business declaring.

Does this patch help?

		Linus
---
 arch/i386/mm/discontig.c |   10 +++-------
 1 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/arch/i386/mm/discontig.c b/arch/i386/mm/discontig.c
index aa58720..baac2a4 100644
--- a/arch/i386/mm/discontig.c
+++ b/arch/i386/mm/discontig.c
@@ -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>
@@ -97,15 +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)
 
 unsigned long node_remap_start_pfn[MAX_NUMNODES];
@@ -360,7 +354,9 @@ 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) {
-
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