x86 vDSO: arch/x86/vdso/vdso32

This moves the i386 vDSO sources into arch/x86/vdso/vdso32/, a
new directory.  This patch is a pure renaming, but paves the way
for consolidating the vDSO build logic.

Signed-off-by: Roland McGrath <roland@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

6 files changed, 9 insertions, 7 deletions

diff --git a/arch/x86/ia32/vsyscall-sigreturn.S b/arch/x86/ia32/vsyscall-sigreturn.S
index b383be00baec..295eecf91f17 100644
--- a/arch/x86/ia32/vsyscall-sigreturn.S
+++ b/arch/x86/ia32/vsyscall-sigreturn.S
@@ -139,5 +139,4 @@ __kernel_rt_sigreturn:
         .align 4
 .LENDFDE3:
 
-#include "../../x86/kernel/vsyscall-note_32.S"
-
+#include "../vdso/vdso32/note.S"
diff --git a/arch/x86/kernel/Makefile_32 b/arch/x86/kernel/Makefile_32
index eb2da53578d7..f7c1c1c88dda 100644
--- a/arch/x86/kernel/Makefile_32
+++ b/arch/x86/kernel/Makefile_32
@@ -56,6 +56,9 @@ $(obj)/vsyscall_32.o: $(obj)/vsyscall-int80_32.so $(obj)/vsyscall-sysenter_32.so
 targets += $(foreach F,int80 sysenter,vsyscall-$F_32.o vsyscall-$F_32.so)
 targets += vsyscall-note_32.o vsyscall_32.lds
 
+$(obj)/vsyscall-%_32.o: $(src)/../vdso/vdso32/%.S
+        $(call if_changed_dep,as_o_S)
+
 # The DSO images are built using a special linker script.
 quiet_cmd_syscall = SYSCALL $@
       cmd_syscall = $(CC) -m elf_i386 -nostdlib $(SYSCFLAGS_$(@F)) \
diff --git a/arch/x86/kernel/vsyscall-int80_32.S b/arch/x86/vdso/vdso32/int80.S
index 103cab6aa7c0..3c8e4c62ace3 100644
--- a/arch/x86/kernel/vsyscall-int80_32.S
+++ b/arch/x86/vdso/vdso32/int80.S
@@ -50,4 +50,4 @@ __kernel_vsyscall:
 /*
  * Get the common code for the sigreturn entry points.
  */
-#include "vsyscall-sigreturn_32.S"
+#include "sigreturn.S"
diff --git a/arch/x86/kernel/vsyscall-note_32.S b/arch/x86/vdso/vdso32/note.S
index fcf376a37f79..0cf934f2633e 100644
--- a/arch/x86/kernel/vsyscall-note_32.S
+++ b/arch/x86/vdso/vdso32/note.S
@@ -33,7 +33,7 @@ ELFNOTE_END
  * at boot time we set VDSO_NOTE_NONEGSEG_BIT if running under Xen.
  */
 
-#include "../../x86/xen/vdso.h" /* Defines VDSO_NOTE_NONEGSEG_BIT.  */
+#include "../../xen/vdso.h"     /* Defines VDSO_NOTE_NONEGSEG_BIT.  */
 
         .globl VDSO_NOTE_MASK
 ELFNOTE_START(GNU, 2, "a")
diff --git a/arch/x86/kernel/vsyscall-sigreturn_32.S b/arch/x86/vdso/vdso32/sigreturn.S
index e939253ad654..778f4649e32f 100644
--- a/arch/x86/kernel/vsyscall-sigreturn_32.S
+++ b/arch/x86/vdso/vdso32/sigreturn.S
@@ -70,9 +70,9 @@ __kernel_rt_sigreturn:
            be the value of the stack pointer in the caller.  This means
            that we must define the CFA of this body of code to be the
            saved value of the stack pointer in the sigcontext.  Which
-           also means that there is no fixed relation to the other 
+           also means that there is no fixed relation to the other
            saved registers, which means that we must use DW_CFA_expression
-           to compute their addresses.  It also means that when we 
+           to compute their addresses.  It also means that when we
            adjust the stack with the popl, we have to do it all over again.  */
 
 #define do_cfa_expr(offset)                                             \
diff --git a/arch/x86/kernel/vsyscall-sysenter_32.S b/arch/x86/vdso/vdso32/sysenter.S
index ed879bf42995..4b98fc41d3e0 100644
--- a/arch/x86/kernel/vsyscall-sysenter_32.S
+++ b/arch/x86/vdso/vdso32/sysenter.S
@@ -119,4 +119,4 @@ SYSENTER_RETURN:
 /*
  * Get the common code for the sigreturn entry points.
  */
-#include "vsyscall-sigreturn_32.S"
+#include "sigreturn.S"