x86/fpu: Move i387.c and xsave.c to arch/x86/kernel/fpu/

Create a new subdirectory for the FPU support code in arch/x86/kernel/fpu/.

Rename 'i387.c' to 'core.c' - as this really collects the core FPU support
code, nothing i387 specific.

We'll better organize this directory in later patches.

Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

4 files changed, 6 insertions, 1 deletions

diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 9bcd0b5..febaf18 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -44,7 +44,7 @@ obj-y			+= pci-iommu_table.o
 obj-y			+= resource.o
 
 obj-y				+= process.o
-obj-y				+= i387.o xsave.o
+obj-y				+= fpu/
 obj-y				+= ptrace.o
 obj-$(CONFIG_X86_32)		+= tls.o
 obj-$(CONFIG_IA32_EMULATION)	+= tls.o
diff --git a/arch/x86/kernel/fpu/Makefile b/arch/x86/kernel/fpu/Makefile
new file mode 100644
index 0000000..89fd66a
--- /dev/null
+++ b/arch/x86/kernel/fpu/Makefile
@@ -0,0 +1,5 @@
+#
+# Build rules for the FPU support code:
+#
+
+obj-y				+= core.o xsave.o
diff --git a/arch/x86/kernel/i387.c b/arch/x86/kernel/fpu/core.c
index 0110155..0110155 100644
--- a/arch/x86/kernel/i387.c
+++ b/arch/x86/kernel/fpu/core.c
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/fpu/xsave.c
index 163b5cc..163b5cc 100644
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/fpu/xsave.c