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Message-Id: <20071119220238.9131326F8BE@magilla.localdomain>
Date: Mon, 19 Nov 2007 14:02:38 -0800 (PST)
From: Roland McGrath <roland@...hat.com>
To: Andrew Morton <akpm@...ux-foundation.org>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH 03/18] x86 vDSO: remove vdso-syms.o
Get rid of vdso-syms.o from the kernel link. We don't need it any more.
Signed-off-by: Roland McGrath <roland@...hat.com>
---
arch/x86/vdso/Makefile | 15 ++-------------
1 files changed, 2 insertions(+), 13 deletions(-)
diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index d2ec170..6a665dd 100644
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -6,13 +6,13 @@
vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o vvar.o
# files to link into kernel
-obj-y := vma.o vdso.o vdso-syms.o
+obj-y := vma.o vdso.o
vobjs := $(foreach F,$(vobjs-y),$(obj)/$F)
$(obj)/vdso.o: $(obj)/vdso.so
-targets += vdso.so vdso.so.dbg vdso.lds $(vobjs-y) vdso-syms.o
+targets += vdso.so vdso.so.dbg vdso.lds $(vobjs-y)
# The DSO images are built using a special linker script.
quiet_cmd_syscall = SYSCALL $@
@@ -43,17 +43,6 @@ CFL := $(PROFILING) -mcmodel=small -fPIC -g0 -O2 -fasynchronous-unwind-tables -m
$(obj)/vclock_gettime.o: KBUILD_CFLAGS = $(CFL)
$(obj)/vgetcpu.o: KBUILD_CFLAGS = $(CFL)
-# We also create a special relocatable object that should mirror the symbol
-# table and layout of the linked DSO. With ld -R we can then refer to
-# these symbols in the kernel code rather than hand-coded addresses.
-extra-y += vdso-syms.o
-$(obj)/built-in.o: $(obj)/vdso-syms.o
-$(obj)/built-in.o: ld_flags += -R $(obj)/vdso-syms.o
-
-SYSCFLAGS_vdso-syms.o = -r -d
-$(obj)/vdso-syms.o: $(src)/vdso.lds $(vobjs) FORCE
- $(call if_changed,syscall)
-
targets += vdso-syms.lds
obj-y += vdso-syms.lds
-
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