From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ozlabs.org (ozlabs.org [203.10.76.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mx.ozlabs.org", Issuer "CA Cert Signing Authority" (verified OK)) by bilbo.ozlabs.org (Postfix) with ESMTPS id 2DCCEB7252 for ; Wed, 17 Jun 2009 06:17:09 +1000 (EST) Received: from buildserver.ru.mvista.com (unknown [213.79.90.228]) by ozlabs.org (Postfix) with ESMTP id 23F08DDD0B for ; Wed, 17 Jun 2009 06:17:08 +1000 (EST) Date: Wed, 17 Jun 2009 00:16:32 +0400 From: Anton Vorontsov To: Ingo Molnar Subject: [PATCH RFC 2/2] powerpc: Remove -fno-omit-frame-pointer workarounds Message-ID: <20090616201632.GB4971@oksana.dev.rtsoft.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Cc: linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, Steven Rostedt , Sam Ravnborg List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , The workarounds aren't needed any longer since the top level Makefile doesn't pass -fno-omit-frame-pointer cflag for PowerPC builds. Signed-off-by: Anton Vorontsov --- arch/powerpc/Makefile | 5 ----- arch/powerpc/kernel/Makefile | 12 ++++++------ arch/powerpc/platforms/powermac/Makefile | 2 +- lib/Kconfig.debug | 6 +++--- 4 files changed, 10 insertions(+), 15 deletions(-) diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index bc35f4e..dd3c63b 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -120,11 +120,6 @@ ifeq ($(CONFIG_6xx),y) KBUILD_CFLAGS += -mcpu=powerpc endif -# Work around a gcc code-gen bug with -fno-omit-frame-pointer. -ifeq ($(CONFIG_FUNCTION_TRACER),y) -KBUILD_CFLAGS += -mno-sched-epilog -endif - cpu-as-$(CONFIG_4xx) += -Wa,-m405 cpu-as-$(CONFIG_6xx) += -Wa,-maltivec cpu-as-$(CONFIG_POWER4) += -Wa,-maltivec diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index 612b0c4..19ebe1b 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -14,14 +14,14 @@ endif ifdef CONFIG_FUNCTION_TRACER # Do not trace early boot code -CFLAGS_REMOVE_cputable.o = -pg -mno-sched-epilog -CFLAGS_REMOVE_prom_init.o = -pg -mno-sched-epilog -CFLAGS_REMOVE_btext.o = -pg -mno-sched-epilog -CFLAGS_REMOVE_prom.o = -pg -mno-sched-epilog +CFLAGS_REMOVE_cputable.o = -pg +CFLAGS_REMOVE_prom_init.o = -pg +CFLAGS_REMOVE_btext.o = -pg +CFLAGS_REMOVE_prom.o = -pg # do not trace tracer code -CFLAGS_REMOVE_ftrace.o = -pg -mno-sched-epilog +CFLAGS_REMOVE_ftrace.o = -pg # timers used by tracing -CFLAGS_REMOVE_time.o = -pg -mno-sched-epilog +CFLAGS_REMOVE_time.o = -pg endif obj-y := cputable.o ptrace.o syscalls.o \ diff --git a/arch/powerpc/platforms/powermac/Makefile b/arch/powerpc/platforms/powermac/Makefile index 50f1693..0eb8781 100644 --- a/arch/powerpc/platforms/powermac/Makefile +++ b/arch/powerpc/platforms/powermac/Makefile @@ -2,7 +2,7 @@ CFLAGS_bootx_init.o += -fPIC ifdef CONFIG_FUNCTION_TRACER # Do not trace early boot code -CFLAGS_REMOVE_bootx_init.o = -pg -mno-sched-epilog +CFLAGS_REMOVE_bootx_init.o = -pg endif obj-y += pic.o setup.o time.o feature.o pci.o \ diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 39f113a..1479e54 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -492,7 +492,7 @@ config LOCKDEP bool depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT select STACKTRACE - select FRAME_POINTER if !MIPS && !PPC && !ARM_UNWIND && !S390 + select FRAME_POINTER if !MIPS && !ARM_UNWIND && !S390 select KALLSYMS select KALLSYMS_ALL @@ -861,13 +861,13 @@ config FAULT_INJECTION_STACKTRACE_FILTER depends on FAULT_INJECTION_DEBUG_FS && STACKTRACE_SUPPORT depends on !X86_64 select STACKTRACE - select FRAME_POINTER if !PPC && !S390 + select FRAME_POINTER if !S390 help Provide stacktrace filter for fault-injection capabilities config LATENCYTOP bool "Latency measuring infrastructure" - select FRAME_POINTER if !MIPS && !PPC && !S390 + select FRAME_POINTER if !MIPS && !S390 select KALLSYMS select KALLSYMS_ALL select STACKTRACE -- 1.6.3.1