linux-kernel - [tip:perf/urgent] x86: Compile insn.c and inat.c only for KPROBES

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Message-ID: <tip-cbe5c34c8c1f8ed1afbe6273f4ad57fcfad7822f@git.kernel.org>
Date:	Mon, 7 Dec 2009 08:15:44 GMT
From:	tip-bot for OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
	hirofumi@...l.parknet.co.jp, tglx@...utronix.de,
	mhiramat@...hat.com, mingo@...e.hu
Subject: [tip:perf/urgent] x86: Compile insn.c and inat.c only for KPROBES

Commit-ID:  cbe5c34c8c1f8ed1afbe6273f4ad57fcfad7822f
Gitweb:     http://git.kernel.org/tip/cbe5c34c8c1f8ed1afbe6273f4ad57fcfad7822f
Author:     OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
AuthorDate: Sun, 6 Dec 2009 20:14:29 +0900
Committer:  Ingo Molnar <mingo@...e.hu>
CommitDate: Mon, 7 Dec 2009 08:31:28 +0100

x86: Compile insn.c and inat.c only for KPROBES

At least, insn.c and inat.c is needed for kprobe for now. So,
this compile those only if KPROBES is enabled.

Signed-off-by: OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
Cc: Masami Hiramatsu <mhiramat@...hat.com>
LKML-Reference: <878wdg8icq.fsf@...ron.myhome.or.jp>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/Kconfig.debug |    4 ++--
 arch/x86/lib/Makefile  |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 7d0b681..0e90929 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -187,8 +187,8 @@ config HAVE_MMIOTRACE_SUPPORT
 	def_bool y
 
 config X86_DECODER_SELFTEST
-     bool "x86 instruction decoder selftest"
-     depends on DEBUG_KERNEL
+	bool "x86 instruction decoder selftest"
+	depends on DEBUG_KERNEL && KPROBES
 	---help---
 	 Perform x86 instruction decoder selftests at build time.
 	 This option is useful for checking the sanity of x86 instruction
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index a2d6472..442b3b3 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -20,7 +20,7 @@ lib-y := delay.o
 lib-y += thunk_$(BITS).o
 lib-y += usercopy_$(BITS).o getuser.o putuser.o
 lib-y += memcpy_$(BITS).o
-lib-y += insn.o inat.o
+lib-$(CONFIG_KPROBES) += insn.o inat.o
 
 obj-y += msr-reg.o msr-reg-export.o
 
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