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alistair23-linux
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x86: add a Kconfig symbol for when relocations are needed 

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>
hifive-unleashed-5.1
H. Peter Anvin 2009-05-05 21:20:51 -07:00
parent d3dd3b5a29
commit 845adf7266
1 changed files with 5 additions and 0 deletions
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arch/x86/Kconfig
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@ -1513,6 +1513,11 @@ 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