From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754911AbbBBPs5 (ORCPT ); Mon, 2 Feb 2015 10:48:57 -0500 Received: from cdptpa-outbound-snat.email.rr.com ([107.14.166.225]:14821 "EHLO cdptpa-oedge-vip.email.rr.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753984AbbBBPr5 (ORCPT ); Mon, 2 Feb 2015 10:47:57 -0500 Message-Id: <20150202154753.564753419@goodmis.org> User-Agent: quilt/0.61-1 Date: Mon, 02 Feb 2015 10:47:07 -0500 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Al Viro , Greg Kroah-Hartman , Ingo Molnar , Andrew Morton Subject: [PATCH 4/5 v4] tracefs: Add directory /sys/kernel/tracing References: <20150202154703.794777128@goodmis.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Disposition: inline; filename=0004-tracefs-Add-directory-sys-kernel-tracing.patch X-RR-Connecting-IP: 107.14.168.142:25 X-Cloudmark-Score: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Steven Rostedt (Red Hat)" When tracefs is configured, have the directory /sys/kernel/tracing appear just like /sys/kernel/debug appears when debugfs is configured. This will give a consistent place for system admins to mount tracefs. Acked-by: Greg Kroah-Hartman Signed-off-by: Steven Rostedt --- fs/tracefs/inode.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c index 5b1547a452d8..0b9cf5cf24c9 100644 --- a/fs/tracefs/inode.c +++ b/fs/tracefs/inode.c @@ -16,6 +16,7 @@ #include #include #include +#include #include #include #include @@ -509,10 +510,16 @@ bool tracefs_initialized(void) return tracefs_registered; } +static struct kobject *trace_kobj; + static int __init tracefs_init(void) { int retval; + trace_kobj = kobject_create_and_add("tracing", kernel_kobj); + if (!trace_kobj) + return -EINVAL; + retval = register_filesystem(&trace_fs_type); if (!retval) tracefs_registered = true; -- 2.1.4