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authorIngo Molnar <mingo@kernel.org>2015-06-03 18:10:43 +0200
committerIngo Molnar <mingo@kernel.org>2015-06-04 07:37:33 +0200
commite6b93f4e48af8fe8373ec1132b8c7787890e7578 (patch)
tree70b671e7bba3b54a826be70d24eacdb88e1966df
parentd603c8e184d882cc3f55c599f4185bad956ee0a7 (diff)
downloadlinux-e6b93f4e48af8fe8373ec1132b8c7787890e7578.tar.bz2
x86/asm/entry: Move the 'thunk' functions to arch/x86/entry/
These are all calling x86 entry code functions, so move them close to other entry code. Change lib-y to obj-y: there's no real difference between the two as we don't really drop any of them during the linking stage, and obj-y is the more common approach for core kernel object code. 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>
-rw-r--r--arch/x86/entry/Makefile3
-rw-r--r--arch/x86/entry/thunk_32.S (renamed from arch/x86/lib/thunk_32.S)0
-rw-r--r--arch/x86/entry/thunk_64.S (renamed from arch/x86/lib/thunk_64.S)0
-rw-r--r--arch/x86/lib/Makefile1
-rw-r--r--arch/x86/um/Makefile2
5 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
index c97532492ef5..9df72c8a0ac2 100644
--- a/arch/x86/entry/Makefile
+++ b/arch/x86/entry/Makefile
@@ -1,8 +1,7 @@
#
# Makefile for the x86 low level entry code
#
-obj-y := entry_$(BITS).o
-
+obj-y := entry_$(BITS).o thunk_$(BITS).o
obj-y += vdso/
obj-$(CONFIG_IA32_EMULATION) += ia32entry.o
diff --git a/arch/x86/lib/thunk_32.S b/arch/x86/entry/thunk_32.S
index e9acf5f4fc92..e9acf5f4fc92 100644
--- a/arch/x86/lib/thunk_32.S
+++ b/arch/x86/entry/thunk_32.S
diff --git a/arch/x86/lib/thunk_64.S b/arch/x86/entry/thunk_64.S
index 10f555e435e1..10f555e435e1 100644
--- a/arch/x86/lib/thunk_64.S
+++ b/arch/x86/entry/thunk_64.S
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 982989d282ff..f2587888d987 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -17,7 +17,6 @@ clean-files := inat-tables.c
obj-$(CONFIG_SMP) += msr-smp.o cache-smp.o
lib-y := delay.o misc.o cmdline.o
-lib-y += thunk_$(BITS).o
lib-y += usercopy_$(BITS).o usercopy.o getuser.o putuser.o
lib-y += memcpy_$(BITS).o
lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o
diff --git a/arch/x86/um/Makefile b/arch/x86/um/Makefile
index acb384d24669..a8fecc226946 100644
--- a/arch/x86/um/Makefile
+++ b/arch/x86/um/Makefile
@@ -26,7 +26,7 @@ else
obj-y += syscalls_64.o vdso/
-subarch-y = ../lib/csum-partial_64.o ../lib/memcpy_64.o ../lib/thunk_64.o \
+subarch-y = ../lib/csum-partial_64.o ../lib/memcpy_64.o ../entry/thunk_64.o \
../lib/rwsem.o
endif