From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
To: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Masami Hiramatsu <mhiramat@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] x86: compile insn.c and inat.c only for KPROBES
Date: Sun, 06 Dec 2009 20:14:29 +0900 [thread overview]
Message-ID: <878wdg8icq.fsf@devron.myhome.or.jp> (raw)
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@mail.parknet.co.jp>
---
arch/x86/Kconfig.debug | 4 ++--
arch/x86/lib/Makefile | 2 +-
2 files changed, 3 insertions(+), 3 deletions(-)
diff -L arch/x86/lib/Kconfig -puN /dev/null /dev/null
diff -puN arch/x86/lib/Makefile~kconfig-decoder-only-for-kprobe arch/x86/lib/Makefile
--- linux-2.6/arch/x86/lib/Makefile~kconfig-decoder-only-for-kprobe 2009-12-06 19:49:06.000000000 +0900
+++ linux-2.6-hirofumi/arch/x86/lib/Makefile 2009-12-06 19:49:06.000000000 +0900
@@ -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
diff -puN arch/x86/Kconfig.debug~kconfig-decoder-only-for-kprobe arch/x86/Kconfig.debug
--- linux-2.6/arch/x86/Kconfig.debug~kconfig-decoder-only-for-kprobe 2009-12-06 19:49:06.000000000 +0900
+++ linux-2.6-hirofumi/arch/x86/Kconfig.debug 2009-12-06 19:49:06.000000000 +0900
@@ -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
_
--
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
next reply other threads:[~2009-12-06 11:14 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-06 11:14 OGAWA Hirofumi [this message]
2009-12-07 8:15 ` [tip:perf/urgent] x86: Compile insn.c and inat.c only for KPROBES tip-bot for OGAWA Hirofumi
2009-12-07 14:28 ` [PATCH] x86: compile " Masami Hiramatsu
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