[POWERPC] 32-bit early_init() should zero from __bss_start to __bss_stop only
Currently, early_init() in setup_32.c zeroes from '_bss_start' to '_end'.
It should only zero from '__bss_start' to '__bss_stop'. This patch does that.
Signed-off-by: Mark A. Greer <mgreer@mvista.com>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index 44a6a3c..f688548 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -92,7 +92,8 @@
/* First zero the BSS -- use memset_io, some platforms don't have
* caches on yet */
- memset_io((void __iomem *)PTRRELOC(&__bss_start), 0, _end - __bss_start);
+ memset_io((void __iomem *)PTRRELOC(&__bss_start), 0,
+ __bss_stop - __bss_start);
/*
* Identify the CPU type and fix up code sections