Messages in this thread Patch in this message | | | From | "H. Peter Anvin" <> | Subject | [PATCH 06/14] x86: add a Kconfig symbol for when relocations are needed | Date | Thu, 7 May 2009 15:26:54 -0700 |
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From: H. Peter Anvin <hpa@zytor.com>
We only need to build relocations when we are building a 32-bit relocatable kernel. Rather than unnecessarily complicating the Makefiles, make an explicit Kbuild symbol for this.
[ Impact: permits future cleanup ]
Signed-off-by: H. Peter Anvin <hpa@zytor.com> Cc: Sam Ravnborg <sam@ravnborg.org> --- arch/x86/Kconfig | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 13b3a5a..cd76de1 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1516,6 +1516,11 @@ config RELOCATABLE it has been loaded at and the compile time physical address (CONFIG_PHYSICAL_START) is ignored. +# Relocation on x86-32 needs some additional build support +config X86_NEED_RELOCS + def_bool y + depends on X86_32 && RELOCATABLE + config PHYSICAL_ALIGN hex prompt "Alignment value to which kernel should be aligned" if X86_32 -- 1.6.0.6
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