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[PATCH 7/7] x86/asm/entry: Move the vsyscall code to arch/x86/entry/vsyscall/

From Ingo Molnar <mingo@kernel.org>
Newsgroups linux.kernel
Subject [PATCH 7/7] x86/asm/entry: Move the vsyscall code to arch/x86/entry/vsyscall/
Date 2015-06-03 19:10 +0200
Message-ID <pxkkX-7sr-33@gated-at.bofh.it> (permalink)
References <pxkkV-7sr-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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The vsyscall code is entry code too, so move it to arch/x86/entry/vsyscall/.

Cc: Borislav Petkov <bp@alien8.de>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/entry/Makefile                               | 6 ++++--
 arch/x86/{kernel => entry}/syscall_32.c               | 0
 arch/x86/{kernel => entry}/syscall_64.c               | 0
 arch/x86/entry/vsyscall/Makefile                      | 7 +++++++
 arch/x86/{kernel => entry/vsyscall}/vsyscall_64.c     | 0
 arch/x86/{kernel => entry/vsyscall}/vsyscall_emu_64.S | 0
 arch/x86/{kernel => entry/vsyscall}/vsyscall_gtod.c   | 0
 arch/x86/{kernel => entry/vsyscall}/vsyscall_trace.h  | 2 +-
 arch/x86/kernel/Makefile                              | 3 ---
 9 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
index 9df72c8a0ac2..b93cce1c6bb2 100644
--- a/arch/x86/entry/Makefile
+++ b/arch/x86/entry/Makefile
@@ -1,8 +1,10 @@
 #
 # Makefile for the x86 low level entry code
 #
-obj-y				:= entry_$(BITS).o thunk_$(BITS).o
+obj-y				:= entry_$(BITS).o thunk_$(BITS).o syscall_$(BITS).o
+
 obj-y				+= vdso/
+obj-y				+= vsyscall/
 
-obj-$(CONFIG_IA32_EMULATION)	+= ia32entry.o
+obj-$(CONFIG_IA32_EMULATION)	+= ia32entry.o syscall_32.o
 
diff --git a/arch/x86/kernel/syscall_32.c b/arch/x86/entry/syscall_32.c
similarity index 100%
rename from arch/x86/kernel/syscall_32.c
rename to arch/x86/entry/syscall_32.c
diff --git a/arch/x86/kernel/syscall_64.c b/arch/x86/entry/syscall_64.c
similarity index 100%
rename from arch/x86/kernel/syscall_64.c
rename to arch/x86/entry/syscall_64.c
diff --git a/arch/x86/entry/vsyscall/Makefile b/arch/x86/entry/vsyscall/Makefile
new file mode 100644
index 000000000000..a9f4856f622a
--- /dev/null
+++ b/arch/x86/entry/vsyscall/Makefile
@@ -0,0 +1,7 @@
+#
+# Makefile for the x86 low level vsyscall code
+#
+obj-y					:= vsyscall_gtod.o
+
+obj-$(CONFIG_X86_VSYSCALL_EMULATION)	+= vsyscall_64.o vsyscall_emu_64.o
+
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/entry/vsyscall/vsyscall_64.c
similarity index 100%
rename from arch/x86/kernel/vsyscall_64.c
rename to arch/x86/entry/vsyscall/vsyscall_64.c
diff --git a/arch/x86/kernel/vsyscall_emu_64.S b/arch/x86/entry/vsyscall/vsyscall_emu_64.S
similarity index 100%
rename from arch/x86/kernel/vsyscall_emu_64.S
rename to arch/x86/entry/vsyscall/vsyscall_emu_64.S
diff --git a/arch/x86/kernel/vsyscall_gtod.c b/arch/x86/entry/vsyscall/vsyscall_gtod.c
similarity index 100%
rename from arch/x86/kernel/vsyscall_gtod.c
rename to arch/x86/entry/vsyscall/vsyscall_gtod.c
diff --git a/arch/x86/kernel/vsyscall_trace.h b/arch/x86/entry/vsyscall/vsyscall_trace.h
similarity index 89%
rename from arch/x86/kernel/vsyscall_trace.h
rename to arch/x86/entry/vsyscall/vsyscall_trace.h
index a8b2edec54fe..9dd7359a38a8 100644
--- a/arch/x86/kernel/vsyscall_trace.h
+++ b/arch/x86/entry/vsyscall/vsyscall_trace.h
@@ -24,6 +24,6 @@ TRACE_EVENT(emulate_vsyscall,
 #endif
 
 #undef TRACE_INCLUDE_PATH
-#define TRACE_INCLUDE_PATH ../../arch/x86/kernel
+#define TRACE_INCLUDE_PATH ../../arch/x86/entry/vsyscall/
 #define TRACE_INCLUDE_FILE vsyscall_trace
 #include <trace/define_trace.h>
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 9d3ee054453d..01663ee5f1b7 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -31,9 +31,6 @@ obj-y			+= probe_roms.o
 obj-$(CONFIG_X86_32)	+= i386_ksyms_32.o
 obj-$(CONFIG_X86_64)	+= sys_x86_64.o x8664_ksyms_64.o
 obj-$(CONFIG_X86_64)	+= mcount_64.o
-obj-y			+= syscall_$(BITS).o vsyscall_gtod.o
-obj-$(CONFIG_IA32_EMULATION)	+= syscall_32.o
-obj-$(CONFIG_X86_VSYSCALL_EMULATION)	+= vsyscall_64.o vsyscall_emu_64.o
 obj-$(CONFIG_X86_ESPFIX64)	+= espfix_64.o
 obj-$(CONFIG_SYSFS)	+= ksysfs.o
 obj-y			+= bootflag.o e820.o
-- 
2.1.4

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[RFC PATCH 0/7] x86/entry: Create a home for the x86 entry code in arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  [PATCH 1/7] x86/asm/entry: Move entry_64.S and entry_32.S to arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  [PATCH 4/7] x86/asm/entry: Move the 'thunk' functions to arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  Re: [PATCH 3/7] x86/asm/entry, x86/vdso: Move the vDSO code to arch/x86/entry/vdso/ Andy Lutomirski <luto@amacapital.net> - 2015-06-03 19:10 +0200
  [PATCH 7/7] x86/asm/entry: Move the vsyscall code to arch/x86/entry/vsyscall/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  Re: [RFC PATCH 0/7] x86/entry: Create a home for the x86 entry code  in arch/x86/entry/ Andy Lutomirski <luto@amacapital.net> - 2015-06-03 19:10 +0200
    Re: [RFC PATCH 0/7] x86/entry: Create a home for the x86 entry code  in arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:20 +0200
  [PATCH 5/7] x86/asm/entry: Move arch/x86/include/asm/calling.h to arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  Re: [PATCH 2/7] x86/asm/entry: Move the compat syscall entry code to arch/x86/entry/ Andy Lutomirski <luto@amacapital.net> - 2015-06-03 19:10 +0200
    Re: [PATCH 2/7] x86/asm/entry: Move the compat syscall entry code to  arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:20 +0200
  [PATCH 3/7] x86/asm/entry, x86/vdso: Move the vDSO code to arch/x86/entry/vdso/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  [PATCH 2/7] x86/asm/entry: Move the compat syscall entry code to arch/x86/entry/ Ingo Molnar <mingo@kernel.org> - 2015-06-03 19:10 +0200
  Re: [RFC PATCH 0/7] x86/entry: Create a home for the x86 entry code  in arch/x86/entry/ Andy Lutomirski <luto@amacapital.net> - 2015-06-03 19:20 +0200

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