patch-2.4.15 linux/arch/i386/mm/init.c
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- Lines: 37
- Date:
Sun Nov 11 10:09:32 2001
- Orig file:
v2.4.14/linux/arch/i386/mm/init.c
- Orig date:
Sun Sep 23 11:40:55 2001
diff -u --recursive --new-file v2.4.14/linux/arch/i386/mm/init.c linux/arch/i386/mm/init.c
@@ -439,13 +439,24 @@
return 0;
}
+static inline int page_kills_ppro(unsigned long pagenr)
+{
+ if(pagenr >= 0x70000 && pagenr <= 0x7003F)
+ return 1;
+ return 0;
+}
+
void __init mem_init(void)
{
+ extern int ppro_with_ram_bug(void);
int codesize, reservedpages, datasize, initsize;
int tmp;
+ int bad_ppro;
if (!mem_map)
BUG();
+
+ bad_ppro = ppro_with_ram_bug();
#ifdef CONFIG_HIGHMEM
highmem_start_page = mem_map + highstart_pfn;
@@ -473,6 +484,11 @@
struct page *page = mem_map + tmp;
if (!page_is_ram(tmp)) {
+ SetPageReserved(page);
+ continue;
+ }
+ if (bad_ppro && page_kills_ppro(tmp))
+ {
SetPageReserved(page);
continue;
}
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