Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933610Ab3DPJGC (ORCPT ); Tue, 16 Apr 2013 05:06:02 -0400 Received: from mail-bk0-f47.google.com ([209.85.214.47]:57656 "EHLO mail-bk0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754859Ab3DPJF7 (ORCPT ); Tue, 16 Apr 2013 05:05:59 -0400 Date: Tue, 16 Apr 2013 11:05:54 +0200 From: Ingo Molnar To: Oleg Nesterov Cc: Ingo Molnar , Ananth N Mavinakayanahalli , Anton Arapov , Frank Eigler , Josh Stone , Masami Hiramatsu , Srikar Dronamraju , Steven Rostedt , linux-kernel@vger.kernel.org Subject: Re: [GIT PULL] uprobes: ret-probes + misc Message-ID: <20130416090554.GA9569@gmail.com> References: <20130415160416.GA17826@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130415160416.GA17826@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3280 Lines: 71 * Oleg Nesterov wrote: > Ingo, please pull from > > git://git.kernel.org/pub/scm/linux/kernel/git/oleg/misc uprobes/core > > Mostly uretprobes. "perf probe -x file sym%return" works like kretprobes. > TODO: longjmp() is not supported, currently we assume that the probed > function returns, this needs another series. > > Also the powerpc fixes plus a couple of cleanups/optimizations in uprobes > and trace_uprobes. > > > > Ananth N Mavinakayanahalli (3): > uprobes: Add trap variant helper > uprobes/powerpc: Teach uprobes to ignore gdb breakpoints > uprobes/powerpc: Remove additional trap instruction check > > Anton Arapov (9): > uretprobes: Introduce uprobe_consumer->ret_handler() > uretprobes: Reserve the first slot in xol_vma for trampoline > uretprobes/x86: Hijack return address > uretprobes/powerpc: Hijack return address > uretprobes: Return probe entry, prepare_uretprobe() > uretprobes: Return probe exit, invoke handlers > uretprobes: Limit the depth of return probe nestedness > uretprobes: Remove -ENOSYS as return probes implemented > uretprobes: Documentation update > > Oleg Nesterov (18): > uprobes: Use file_inode() > uprobes: Turn copy_opcode() into copy_from_page() > uprobes: Change __copy_insn() to use copy_from_page() > uprobes: Kill the unnecesary filp != NULL check in __copy_insn() > uprobes: Introduce copy_to_page() > uprobes: Change write_opcode() to use copy_*page() > uprobes/tracing: Kill the pointless task_pt_regs() calls > uprobes/tracing: Kill the pointless seq_print_ip_sym() call > uprobes/tracing: Kill the pointless local_save_flags/preempt_count calls > uprobes/tracing: Generalize struct uprobe_trace_entry_head > uprobes/tracing: Introduce uprobe_{trace,perf}_print() helpers > uprobes/tracing: Introduce is_ret_probe() and uretprobe_dispatcher() > uprobes/tracing: Make uprobe_{trace,perf}_print() uretprobe-friendly > uprobes/tracing: Make register_uprobe_event() paths uretprobe-friendly > uprobes/tracing: Make seq_printf() code uretprobe-friendly > uprobes/tracing: Change create_trace_uprobe() to support uretprobes > uprobes/tracing: Don't pass addr=ip to perf_trace_buf_submit() > uprobes/perf: Avoid perf_trace_buf_prepare/submit if ->perf_events is empty > > Documentation/trace/uprobetracer.txt | 114 ++++++++------ > arch/powerpc/include/asm/uprobes.h | 1 + > arch/powerpc/kernel/uprobes.c | 29 +++- > arch/x86/include/asm/uprobes.h | 1 + > arch/x86/kernel/uprobes.c | 29 ++++ > include/linux/uprobes.h | 8 + > kernel/events/uprobes.c | 300 ++++++++++++++++++++++++++++------ > kernel/trace/trace.h | 5 - > kernel/trace/trace_uprobe.c | 203 +++++++++++++++++------- > 9 files changed, 526 insertions(+), 164 deletions(-) Pulled, thanks a lot Oleg! Ingo -- 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/