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authorThomas Gleixner <tglx@linutronix.de>2007-10-11 05:17:10 -0400
committerThomas Gleixner <tglx@linutronix.de>2007-10-11 05:17:10 -0400
commit7648b1330c335601b7c09c25f77a03cda128fcab (patch)
tree8b92b501dc746b135bf9019472b425e8ef052714 /arch/x86_64/vdso/Makefile
parent185f3d38900f750a4566f87cde6a178f3595a115 (diff)
x86_64: move vdso
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86_64/vdso/Makefile')
-rw-r--r--arch/x86_64/vdso/Makefile49
1 files changed, 0 insertions, 49 deletions
diff --git a/arch/x86_64/vdso/Makefile b/arch/x86_64/vdso/Makefile
deleted file mode 100644
index 8d03de029d9b..000000000000
--- a/arch/x86_64/vdso/Makefile
+++ /dev/null
@@ -1,49 +0,0 @@
1#
2# x86-64 vDSO.
3#
4
5# files to link into the vdso
6# vdso-start.o has to be first
7vobjs-y := vdso-start.o vdso-note.o vclock_gettime.o vgetcpu.o vvar.o
8
9# files to link into kernel
10obj-y := vma.o vdso.o vdso-syms.o
11
12vobjs := $(foreach F,$(vobjs-y),$(obj)/$F)
13
14$(obj)/vdso.o: $(obj)/vdso.so
15
16targets += vdso.so vdso.lds $(vobjs-y) vdso-syms.o
17
18# The DSO images are built using a special linker script.
19quiet_cmd_syscall = SYSCALL $@
20 cmd_syscall = $(CC) -m elf_x86_64 -nostdlib $(SYSCFLAGS_$(@F)) \
21 -Wl,-T,$(filter-out FORCE,$^) -o $@
22
23export CPPFLAGS_vdso.lds += -P -C -U$(ARCH)
24
25vdso-flags = -fPIC -shared -Wl,-soname=linux-vdso.so.1 \
26 $(call ld-option, -Wl$(comma)--hash-style=sysv) \
27 -Wl,-z,max-page-size=4096 -Wl,-z,common-page-size=4096
28SYSCFLAGS_vdso.so = $(vdso-flags)
29
30$(obj)/vdso.o: $(src)/vdso.S $(obj)/vdso.so
31
32$(obj)/vdso.so: $(src)/vdso.lds $(vobjs) FORCE
33 $(call if_changed,syscall)
34
35CFL := $(PROFILING) -mcmodel=small -fPIC -g0 -O2 -fasynchronous-unwind-tables -m64
36
37$(obj)/vclock_gettime.o: CFLAGS = $(CFL)
38$(obj)/vgetcpu.o: CFLAGS = $(CFL)
39
40# We also create a special relocatable object that should mirror the symbol
41# table and layout of the linked DSO. With ld -R we can then refer to
42# these symbols in the kernel code rather than hand-coded addresses.
43extra-y += vdso-syms.o
44$(obj)/built-in.o: $(obj)/vdso-syms.o
45$(obj)/built-in.o: ld_flags += -R $(obj)/vdso-syms.o
46
47SYSCFLAGS_vdso-syms.o = -r -d
48$(obj)/vdso-syms.o: $(src)/vdso.lds $(vobjs) FORCE
49 $(call if_changed,syscall)