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authorKumar Gala <galak@kernel.crashing.org>2008-04-16 05:52:26 +1000
committerPaul Mackerras <paulus@samba.org>2008-04-17 07:46:13 +1000
commit4846c5deb9776a7306d0f656ade7505278ac39ba (patch)
tree42ad389b154de5e498dd6dfde6d710d748a536cf /arch
parent09b5e63f827016732d956abb7a4c74a312d20521 (diff)
[POWERPC] Clean up some linker and symbol usage
* PAGE_OFFSET is not always the start of code, use _stext instead. * grab PAGE_SIZE and KERNELBASE from asm/page.h like ppc64 does. Makes the code a bit more common and provide a single place to manipulate the defines for things like kdump. Signed-off-by: Kumar Gala <galak@kernel.crashing.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kernel/setup_32.c2
-rw-r--r--arch/powerpc/kernel/setup_64.c2
-rw-r--r--arch/powerpc/kernel/vmlinux.lds.S4
3 files changed, 3 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index eac936eb3190..d813c394f0ff 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -289,7 +289,7 @@ void __init setup_arch(char **cmdline_p)
if (ppc_md.panic)
setup_panic();
- init_mm.start_code = PAGE_OFFSET;
+ init_mm.start_code = (unsigned long)_stext;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = klimit;
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 2c2d8315193c..0205d408d2ed 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -510,7 +510,7 @@ void __init setup_arch(char **cmdline_p)
if (ppc_md.panic)
setup_panic();
- init_mm.start_code = PAGE_OFFSET;
+ init_mm.start_code = (unsigned long)_stext;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = klimit;
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 0afb9e31d2a0..b5a76bcd95a6 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -1,11 +1,9 @@
#ifdef CONFIG_PPC64
-#include <asm/page.h>
#define PROVIDE32(x) PROVIDE(__unused__##x)
#else
-#define PAGE_SIZE 4096
-#define KERNELBASE CONFIG_KERNEL_START
#define PROVIDE32(x) PROVIDE(x)
#endif
+#include <asm/page.h>
#include <asm-generic/vmlinux.lds.h>
#include <asm/cache.h>