From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933769Ab1EXVwp (ORCPT ); Tue, 24 May 2011 17:52:45 -0400 Received: from mail-wy0-f174.google.com ([74.125.82.174]:43933 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756924Ab1EXVwm (ORCPT ); Tue, 24 May 2011 17:52:42 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=XIKFoz06cCWZBNEupy2nAjbACABv03WZLmgsrGon1WffhIYG99cngXCTsG58iERmB9 i3fy1P5lP1V4hg8pL6noxKWaAgcLqNnyPrYHaK2x8WabPmbekf+CZqBvd4eTZE34ulQq JkklR1+0NqaaxB4RJh3wUBSDY/f71ca8esnIM= From: Frederic Weisbecker To: LKML Cc: LKML , Frederic Weisbecker , linuxppc-dev@lists.ozlabs.org, Ingo Molnar , Peter Zijlstra , Will Deacon , Prasad , Paul Mundt Subject: [PATCH 5/6] hw_breakpoints: Only force perf events if breakpoints are selected Date: Tue, 24 May 2011 23:52:26 +0200 Message-Id: <1306273947-8410-6-git-send-email-fweisbec@gmail.com> X-Mailer: git-send-email 1.7.3.2 In-Reply-To: <1306273947-8410-1-git-send-email-fweisbec@gmail.com> References: <1306273947-8410-1-git-send-email-fweisbec@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Previously, arch were forced to always build perf events if they supported hw_breakpoints. Now that the user can choose not to build hw_breakpoints, let only force perf events if hw_breakpoints are selected. Signed-off-by: Frederic Weisbecker Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Will Deacon Cc: Prasad Cc: Paul Mundt --- arch/sh/Kconfig | 1 - arch/x86/Kconfig | 1 - init/Kconfig | 1 + 3 files changed, 1 insertions(+), 2 deletions(-) diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 0d4d124..d59e6c2 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -46,7 +46,6 @@ config SUPERH32 select HAVE_HW_BREAKPOINT select HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS select ARCH_HIBERNATION_POSSIBLE if MMU select SPARSE_IRQ diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index fb28dd9..5317f42 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -55,7 +55,6 @@ config X86 select HAVE_KERNEL_LZO select HAVE_HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS select HAVE_PERF_EVENTS_NMI select ANON_INODES select HAVE_ARCH_KMEMCHECK diff --git a/init/Kconfig b/init/Kconfig index 76ae53e..9ae3555 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -927,6 +927,7 @@ menuconfig EXPERT config HW_BREAKPOINT bool "Hardware breakpoints" if EXPERT depends on HAVE_HW_BREAKPOINT + select PERF_EVENTS default y help Hardware breakpoints are a feature implemented by most CPUs -- 1.7.3.2 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wy0-f179.google.com (mail-wy0-f179.google.com [74.125.82.179]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id 458C6B6FF6 for ; Wed, 25 May 2011 07:52:41 +1000 (EST) Received: by mail-wy0-f179.google.com with SMTP id 36so5990445wyg.38 for ; Tue, 24 May 2011 14:52:41 -0700 (PDT) From: Frederic Weisbecker To: LKML Subject: [PATCH 5/6] hw_breakpoints: Only force perf events if breakpoints are selected Date: Tue, 24 May 2011 23:52:26 +0200 Message-Id: <1306273947-8410-6-git-send-email-fweisbec@gmail.com> In-Reply-To: <1306273947-8410-1-git-send-email-fweisbec@gmail.com> References: <1306273947-8410-1-git-send-email-fweisbec@gmail.com> Cc: Peter Zijlstra , Frederic Weisbecker , Will Deacon , LKML , Paul Mundt , Prasad , Ingo Molnar , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Previously, arch were forced to always build perf events if they supported hw_breakpoints. Now that the user can choose not to build hw_breakpoints, let only force perf events if hw_breakpoints are selected. Signed-off-by: Frederic Weisbecker Cc: Ingo Molnar Cc: Peter Zijlstra Cc: Will Deacon Cc: Prasad Cc: Paul Mundt --- arch/sh/Kconfig | 1 - arch/x86/Kconfig | 1 - init/Kconfig | 1 + 3 files changed, 1 insertions(+), 2 deletions(-) diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 0d4d124..d59e6c2 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -46,7 +46,6 @@ config SUPERH32 select HAVE_HW_BREAKPOINT select HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS select ARCH_HIBERNATION_POSSIBLE if MMU select SPARSE_IRQ diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index fb28dd9..5317f42 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -55,7 +55,6 @@ config X86 select HAVE_KERNEL_LZO select HAVE_HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS select HAVE_PERF_EVENTS_NMI select ANON_INODES select HAVE_ARCH_KMEMCHECK diff --git a/init/Kconfig b/init/Kconfig index 76ae53e..9ae3555 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -927,6 +927,7 @@ menuconfig EXPERT config HW_BREAKPOINT bool "Hardware breakpoints" if EXPERT depends on HAVE_HW_BREAKPOINT + select PERF_EVENTS default y help Hardware breakpoints are a feature implemented by most CPUs -- 1.7.3.2