Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759168AbZKFC27 (ORCPT ); Thu, 5 Nov 2009 21:28:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759074AbZKFC27 (ORCPT ); Thu, 5 Nov 2009 21:28:59 -0500 Received: from mail-ew0-f207.google.com ([209.85.219.207]:51442 "EHLO mail-ew0-f207.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757455AbZKFC26 (ORCPT ); Thu, 5 Nov 2009 21:28:58 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=VOmnT5Irxv7OqpS1JSxrY1d5QCPAqHVsiQc8kmgUbCT2o6iPijE5TH9MBKnrw8eKJ9 P6/pQPpO0tqz6y6KYmljAzToEyE14RvDeoAFNFtt8HJcbXf6bqyY3Aa7qruJsCdms60x 4Et28bxuiYRd3c9we9f2Orf7TTxCBrI2FhJsk= From: Frederic Weisbecker To: Ingo Molnar Cc: LKML , Frederic Weisbecker , Li Zefan , Prasad , Alan Stern , Peter Zijlstra , Arnaldo Carvalho de Melo , Steven Rostedt , Jan Kiszka , Jiri Slaby , Avi Kivity , Paul Mackerras , Mike Galbraith , Masami Hiramatsu , Paul Mundt , Arjan van de Ven Subject: [GIT PULL v5] hw-breakpoints: Rewrite on top of perf events v5 Date: Fri, 6 Nov 2009 03:28:55 +0100 Message-Id: <1257474542-6648-1-git-send-email-fweisbec@gmail.com> X-Mailer: git-send-email 1.6.2.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2864 Lines: 69 Ingo, Please pull the tracing/hw-breakpoints branch that can be found at: git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing.git tracing/hw-breakpoints Changes in v5: - Split-up the asm-generic/hw-breakpoint.h moving to linux/hw_breakpoint.h into a separate patch (Suggested by Prasad) - Optimize the breakpoints restoring while switching from kvm guest to host. We only want to restore the state if we have active breakpoints to the host, otherwise we don't care about messed-up address registers (Suggested by Jan Kizka) - Add asm/hw_breakpoint.h to Kbuild - Fix bad breakpoint type in trace_selftest.c - Fix unreleased non-pinned task-bound-only counters. We only released it in the first cpu. (Thanks to Paul Mackerras for reporting that) Thanks, Frederic --- Frederic Weisbecker (4): perf/core: Add a callback to perf events hw-breakpoint: Move asm-generic/hw_breakpoint.h to linux/hw_breakpoint.h hw-breakpoints: Rewrite the hw-breakpoints layer on top of perf events hw-breakpoints: Arbitrate access to pmu following registers constraints Arjan van de Ven (1): perf/core: Provide a kernel-internal interface to get to performance counters Li Zefan (1): ksym_tracer: Remove KSYM_SELFTEST_ENTRY Paul Mundt (1): x86/hw-breakpoints: Actually flush thread breakpoints in flush_thread(). arch/Kconfig | 3 + arch/x86/include/asm/Kbuild | 1 + arch/x86/include/asm/debugreg.h | 11 +- arch/x86/include/asm/hw_breakpoint.h | 58 +++-- arch/x86/include/asm/processor.h | 12 +- arch/x86/kernel/hw_breakpoint.c | 391 ++++++++++++++-------- arch/x86/kernel/process.c | 9 +- arch/x86/kernel/process_32.c | 26 +-- arch/x86/kernel/process_64.c | 26 +-- arch/x86/kernel/ptrace.c | 182 +++++++---- arch/x86/kernel/smpboot.c | 3 - arch/x86/kvm/x86.c | 18 +- arch/x86/power/cpu.c | 6 - include/asm-generic/hw_breakpoint.h | 139 -------- include/linux/hw_breakpoint.h | 131 ++++++++ include/linux/perf_event.h | 37 ++- kernel/exit.c | 5 + kernel/hw_breakpoint.c | 602 +++++++++++++++++++++------------- kernel/perf_event.c | 136 ++++++++- kernel/trace/trace.h | 1 - kernel/trace/trace_entries.h | 6 +- kernel/trace/trace_ksym.c | 126 ++++---- kernel/trace/trace_selftest.c | 4 +- 23 files changed, 1194 insertions(+), 739 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/