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-rw-r--r--arch/x86_64/kernel/e820.c6
-rw-r--r--arch/x86_64/kernel/setup.c6
2 files changed, 7 insertions, 5 deletions
diff --git a/arch/x86_64/kernel/e820.c b/arch/x86_64/kernel/e820.c
index d81e3d6dd24..764bf23c710 100644
--- a/arch/x86_64/kernel/e820.c
+++ b/arch/x86_64/kernel/e820.c
@@ -71,7 +71,11 @@ static inline int bad_addr(unsigned long *addrp, unsigned long size)
#endif
/* kernel code + 640k memory hole (later should not be needed, but
be paranoid for now) */
- if (last >= 640*1024 && addr < __pa_symbol(&_end)) {
+ if (last >= 640*1024 && addr < 1024*1024) {
+ *addrp = 1024*1024;
+ return 1;
+ }
+ if (last >= __pa_symbol(&_text) && last < __pa_symbol(&_end)) {
*addrp = __pa_symbol(&_end);
return 1;
}
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 8a099ff1f8b..34afad70482 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -521,8 +521,6 @@ static void discover_ebda(void)
void __init setup_arch(char **cmdline_p)
{
- unsigned long kernel_end;
-
ROOT_DEV = old_decode_dev(ORIG_ROOT_DEV);
screen_info = SCREEN_INFO;
edid_info = EDID_INFO;
@@ -596,8 +594,8 @@ void __init setup_arch(char **cmdline_p)
(table_end - table_start) << PAGE_SHIFT);
/* reserve kernel */
- kernel_end = round_up(__pa_symbol(&_end),PAGE_SIZE);
- reserve_bootmem_generic(HIGH_MEMORY, kernel_end - HIGH_MEMORY);
+ reserve_bootmem_generic(__pa_symbol(&_text),
+ __pa_symbol(&_end) - __pa_symbol(&_text));
/*
* reserve physical page 0 - it's a special BIOS page on many boxes,