Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754463AbZKHP26 (ORCPT ); Sun, 8 Nov 2009 10:28:58 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754304AbZKHP25 (ORCPT ); Sun, 8 Nov 2009 10:28:57 -0500 Received: from mail-ew0-f207.google.com ([209.85.219.207]:57937 "EHLO mail-ew0-f207.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753206AbZKHP24 (ORCPT ); Sun, 8 Nov 2009 10:28:56 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer; b=ZZ+z6Pv90b1QkrGwDaRKq72dUWSFVRI92gECT4mJbD6L6xD0WBgwY6U/tl3IPQ8wKf IKBQ3VsJ7QRbDy24vVX2/NhoExBWuS1ORRBZnlU//MkzMXgtFmTMm/sBML7mdQswPKlQ XtfZ+ToYSNrp9RbwQKxehecGdrWNOaRWfX0tI= 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 v6] hw-breakpoints: Rewrite on top of perf events v6 Date: Sun, 8 Nov 2009 16:28:54 +0100 Message-Id: <1257694141-5670-1-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: 2799 Lines: 68 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 v6: - Fix wrong header inclusion in trace.h (triggered a build error with CONFIG_FTRACE_SELFTEST) - Currently, events scheduling are done in this order: cpu context pinned + cpu context non-pinned + task context pinned + task context non-pinned events. Then our current constraints are right theoretically but not in practice, because non-pinned counters may be scheduled before we can apply every possible pinned counters. So consider non-pinned counters as pinned for now (thanks Paul for reporting this) 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 | 569 ++++++++++++++++++++-------------- kernel/perf_event.c | 136 ++++++++- kernel/trace/trace.h | 6 +- kernel/trace/trace_entries.h | 6 +- kernel/trace/trace_ksym.c | 126 ++++---- kernel/trace/trace_selftest.c | 4 +- 23 files changed, 1162 insertions(+), 743 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/