x86 vDSO: vdso32 setup

This moves arch/x86/kernel/sysenter_32.c to arch/x86/vdso/vdso32-setup.c,
keeping all the code relating only to vDSO magic in the vdso/ subdirectory.
This is a pure renaming, but it paves the way to consolidating the code for
dealing with 32-bit vDSOs across CONFIG_X86_32 and CONFIG_IA32_EMULATION.

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>

3 files changed, 1 insertions, 2 deletions

diff --git a/arch/x86/kernel/Makefile_32 b/arch/x86/kernel/Makefile_32
index 0eef8226753b..2c9596b9349c 100644
--- a/arch/x86/kernel/Makefile_32
+++ b/arch/x86/kernel/Makefile_32
@@ -33,7 +33,6 @@ obj-$(CONFIG_X86_NUMAQ)		+= numaq_32.o
 obj-$(CONFIG_X86_SUMMIT_NUMA)   += summit_32.o
 obj-$(CONFIG_KPROBES)           += kprobes_32.o
 obj-$(CONFIG_MODULES)           += module_32.o
-obj-y                           += sysenter_32.o
 obj-$(CONFIG_ACPI_SRAT)         += srat_32.o
 obj-$(CONFIG_EFI)               += efi_32.o efi_stub_32.o
 obj-$(CONFIG_DOUBLEFAULT)       += doublefault_32.o
diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index ca2aabf8ed39..1efe785979a2 100644
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -15,7 +15,7 @@ vobjs-y := vdso-note.o vclock_gettime.o vgetcpu.o vvar.o
 
 # files to link into kernel
 obj-$(VDSO64-y)                 += vma.o vdso.o
-obj-$(CONFIG_X86_32)            += vdso32.o
+obj-$(CONFIG_X86_32)            += vdso32.o vdso32-setup.o
 
 vobjs := $(foreach F,$(vobjs-y),$(obj)/$F)
 
diff --git a/arch/x86/kernel/sysenter_32.c b/arch/x86/vdso/vdso32-setup.c
index 85c52d23ee40..85c52d23ee40 100644
--- a/arch/x86/kernel/sysenter_32.c
+++ b/arch/x86/vdso/vdso32-setup.c