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authorPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>2006-09-27 01:50:27 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 08:26:15 -0700
commit06837504de7b4883e92af207dbbab4310d0db0ed (patch)
treeab3743a38bb2731dc93ac83001975ae939dc2996
parent85f651794c46e8e3faf204a767d1caa7f9f278f0 (diff)
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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>
-rw-r--r--arch/um/Makefile-x86_647
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
index 9558a7cf34d5..11154b6773ec 100644
--- a/arch/um/Makefile-x86_64
+++ b/arch/um/Makefile-x86_64
@@ -4,10 +4,13 @@
core-y += arch/um/sys-x86_64/
START := 0x60000000
+_extra_flags_ = -fno-builtin -m64 -mcmodel=kernel
+
#We #undef __x86_64__ for kernelspace, not for userspace where
#it's needed for headers to work!
-CFLAGS += -U__$(SUBARCH)__ -fno-builtin -m64
-USER_CFLAGS += -fno-builtin -m64
+CFLAGS += -U__$(SUBARCH)__ $(_extra_flags_)
+USER_CFLAGS += $(_extra_flags_)
+
CHECKFLAGS += -m64
AFLAGS += -m64
LDFLAGS += -m elf_x86_64
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