Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756055AbZC0Je1 (ORCPT ); Fri, 27 Mar 2009 05:34:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755131AbZC0JdQ (ORCPT ); Fri, 27 Mar 2009 05:33:16 -0400 Received: from mga02.intel.com ([134.134.136.20]:49663 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756626AbZC0JdP (ORCPT ); Fri, 27 Mar 2009 05:33:15 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.38,431,1233561600"; d="scan'208";a="501272179" Date: Fri, 27 Mar 2009 09:46:26 +0100 From: Markus Metzger To: linux-kernel@vger.kernel.org, mingo@elte.hu, tglx@linutronix.de, hpa@zytor.com Cc: markus.t.metzger@intel.com, markus.t.metzger@gmail.com, roland@redhat.com, eranian@googlemail.com, oleg@redhat.com, juan.villacis@intel.com, ak@linux.jf.intel.com Subject: [patch 1/14] x86, ptrace: add arch_ptrace_report_exit Message-ID: <20090327094626.A11002@sedona.ch.intel.com> Mime-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.2.5i Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2612 Lines: 68 Add an arch_ variant to report a task exit. Move the ptrace report exit code from tracehook.h to ptrace.h. Signed-off-by: Markus Metzger --- Index: git-tip/include/linux/ptrace.h =================================================================== --- git-tip.orig/include/linux/ptrace.h 2009-03-23 10:45:30.000000000 +0100 +++ git-tip/include/linux/ptrace.h 2009-03-23 11:31:21.000000000 +0100 @@ -335,6 +335,23 @@ static inline void user_enable_block_ste #define arch_ptrace_fork(child, clone_flags) do { } while (0) #endif +#ifndef arch_ptrace_report_exit +/** + * arch_ptrace_report_exit - Do machine specific work for exiting ptraced tasks + * @exit_code: current->exit_code value + * + * This is called early from do_exit() with no locks held after we notified the + * ptracer. + */ +#define arch_ptrace_report_exit(exit_code) do { } while (0) +#endif + +static inline void ptrace_report_exit(long *exit_code) +{ + ptrace_event(PT_TRACE_EXIT, PTRACE_EVENT_EXIT, *exit_code); + arch_ptrace_report_exit(*exit_code); +} + extern int task_current_syscall(struct task_struct *target, long *callno, unsigned long args[6], unsigned int maxargs, unsigned long *sp, unsigned long *pc); Index: git-tip/include/linux/tracehook.h =================================================================== --- git-tip.orig/include/linux/tracehook.h 2009-03-23 10:45:30.000000000 +0100 +++ git-tip/include/linux/tracehook.h 2009-03-23 11:31:21.000000000 +0100 @@ -211,7 +211,7 @@ static inline void tracehook_report_exec */ static inline void tracehook_report_exit(long *exit_code) { - ptrace_event(PT_TRACE_EXIT, PTRACE_EVENT_EXIT, *exit_code); + ptrace_report_exit(exit_code); } /** --------------------------------------------------------------------- Intel GmbH Dornacher Strasse 1 85622 Feldkirchen/Muenchen Germany Sitz der Gesellschaft: Feldkirchen bei Muenchen Geschaeftsfuehrer: Douglas Lusk, Peter Gleissner, Hannes Schwaderer Registergericht: Muenchen HRB 47456 Ust.-IdNr. VAT Registration No.: DE129385895 Citibank Frankfurt (BLZ 502 109 00) 600119052 This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). Any review or distribution by others is strictly prohibited. If you are not the intended recipient, please contact the sender and delete all copies. -- 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/