Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 556b09c8 authored by Mark A. Greer's avatar Mark A. Greer Committed by Paul Mackerras
Browse files

[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: default avatarMark A. Greer <mgreer@mvista.com>
Acked-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 86a1b633

arch/powerpc/kernel/setup_32.c

+2 −1
Original line number Diff line number Diff line
@@ -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