From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753910AbaCKBFV (ORCPT ); Mon, 10 Mar 2014 21:05:21 -0400 Received: from mail.efficios.com ([78.47.125.74]:42537 "EHLO mail.efficios.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752714AbaCKBFU (ORCPT ); Mon, 10 Mar 2014 21:05:20 -0400 From: Mathieu Desnoyers To: Steven Rostedt Cc: linux-kernel@vger.kernel.org, Mathieu Desnoyers , Ingo Molnar , Frederic Weisbecker , Andrew Morton Subject: [PATCH 1/2] Tracepoint API doc update: data argument Date: Mon, 10 Mar 2014 21:04:57 -0400 Message-Id: <1394499898-1537-1-git-send-email-mathieu.desnoyers@efficios.com> X-Mailer: git-send-email 1.7.10.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Describe the @data argument (probe private data). Fixes: 38516ab59fbc "tracing: Let tracepoints have data passed to tracepoint callbacks" CC: Steven Rostedt CC: Ingo Molnar CC: Frederic Weisbecker CC: Andrew Morton --- kernel/tracepoint.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index 444e416..49cb94e 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -376,6 +376,7 @@ tracepoint_add_probe(const char *name, void *probe, void *data) * tracepoint_probe_register - Connect a probe to a tracepoint * @name: tracepoint name * @probe: probe handler + * @data: probe private data * * Returns 0 if ok, error value on error. * The probe address must at least be aligned on the architecture pointer size. @@ -424,6 +425,7 @@ tracepoint_remove_probe(const char *name, void *probe, void *data) * tracepoint_probe_unregister - Disconnect a probe from a tracepoint * @name: tracepoint name * @probe: probe function pointer + * @data: probe private data * * We do not need to call a synchronize_sched to make sure the probes have * finished running before doing a module unload, because the module unload @@ -464,6 +466,7 @@ static void tracepoint_add_old_probes(void *old) * tracepoint_probe_register_noupdate - register a probe but not connect * @name: tracepoint name * @probe: probe handler + * @data: probe private data * * caller must call tracepoint_probe_update_all() */ @@ -488,6 +491,7 @@ EXPORT_SYMBOL_GPL(tracepoint_probe_register_noupdate); * tracepoint_probe_unregister_noupdate - remove a probe but not disconnect * @name: tracepoint name * @probe: probe function pointer + * @data: probe private data * * caller must call tracepoint_probe_update_all() */ -- 1.7.10.4