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OpenCloudOS-Kernel
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[PATCH] uml: use -mcmodel=kernel for x86_64 

We have never used this flag and recently one user experienced a complaining
warning about this (there was a symbol in the positive half of the address space
IIRC). So fix it.

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Paolo 'Blaisorblade' Giarrusso 2006-09-27 01:50:27 -07:00 committed by Linus Torvalds
parent 85f651794c
commit 06837504de
1 changed files with 5 additions and 2 deletions
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7
arch/um/Makefile-x86_64
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@ -4,10 +4,13 @@
core-y += arch/um/sys-x86_64/ core-y += arch/um/sys-x86_64/
START := 0x60000000 START := 0x60000000
_extra_flags_ = -fno-builtin -m64 -mcmodel=kernel
#We #undef __x86_64__ for kernelspace, not for userspace where #We #undef __x86_64__ for kernelspace, not for userspace where
#it's needed for headers to work! #it's needed for headers to work!
CFLAGS += -U__$(SUBARCH)__ -fno-builtin -m64 CFLAGS += -U__$(SUBARCH)__ $(_extra_flags_)
USER_CFLAGS += -fno-builtin -m64 USER_CFLAGS += $(_extra_flags_)
CHECKFLAGS += -m64 CHECKFLAGS += -m64
AFLAGS += -m64 AFLAGS += -m64
LDFLAGS += -m elf_x86_64 LDFLAGS += -m elf_x86_64