[PATCH] x86_64: Only use asm/sections.h to declare section symbols
Adding __initdata_* to asm-generic/sections.h
Replaces a lot of open coded externs in arch/x86_64/*
I had to change __bss_end to __bss_stop to match the other architectures.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index be483a1..489e18d 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -36,6 +36,7 @@
#include <asm/mmu_context.h>
#include <asm/proto.h>
#include <asm/smp.h>
+#include <asm/sections.h>
#ifndef Dprintk
#define Dprintk(x...)
@@ -45,8 +46,6 @@
extern int swiotlb;
#endif
-extern char _stext[];
-
static unsigned long dma_reserve __initdata;
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
@@ -88,9 +87,6 @@
/* References to section boundaries */
-extern char _text, _etext, _edata, __bss_start, _end[];
-extern char __init_begin, __init_end;
-
int after_bootmem;
static void *spp_getpage(void)
@@ -491,8 +487,6 @@
#endif
}
-extern char __initdata_begin[], __initdata_end[];
-
void free_initmem(void)
{
unsigned long addr;
@@ -506,7 +500,7 @@
totalram_pages++;
}
memset(__initdata_begin, 0xba, __initdata_end - __initdata_begin);
- printk ("Freeing unused kernel memory: %luk freed\n", (&__init_end - &__init_begin) >> 10);
+ printk ("Freeing unused kernel memory: %luk freed\n", (__init_end - __init_begin) >> 10);
}
#ifdef CONFIG_BLK_DEV_INITRD