From: Mark A. Greer Date: Wed, 25 Oct 2006 23:36:49 +0000 (-0700) Subject: [POWERPC] 32-bit early_init() should zero from __bss_start to __bss_stop only X-Git-Tag: v2.6.22-rc1~1109^2~174 X-Git-Url: http://git.rot13.org/?a=commitdiff_plain;h=556b09c8189b9b3f5626ca73196009e397503f85;p=powerpc.git [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 Acked-by: Benjamin Herrenschmidt Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index 44a6a3c47f..f688548f74 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -92,7 +92,8 @@ unsigned long __init early_init(unsigned long dt_ptr) /* 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