From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0957FC4360F for ; Tue, 2 Apr 2019 16:06:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CB4A620882 for ; Tue, 2 Apr 2019 16:06:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554221200; bh=AriSTVrwAwPSl1zej9TZXvMbKX1Ub0Yq8gF9IRde1t8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=P7uabYwshfK2Xh8dMgx8Arj3bpzjeKxDZG7pbvqOhthgsPytFG5nFbNilfaiqdyjN sFKIigyQUsDDOOBLwnaIC1QxNxcKJ8EWxtwHNTeGPQCVCIkRI0VhyS+81HJOIu1pjl 1opQeNdNNG/eyHbSk0bOuLgwKWZBjQ0LovvStX8w= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730842AbfDBQGj (ORCPT ); Tue, 2 Apr 2019 12:06:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:44352 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730698AbfDBQGh (ORCPT ); Tue, 2 Apr 2019 12:06:37 -0400 Received: from quaco.ghostprotocols.net (unknown [187.65.94.38]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0A6122082C; Tue, 2 Apr 2019 16:06:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554221196; bh=AriSTVrwAwPSl1zej9TZXvMbKX1Ub0Yq8gF9IRde1t8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZoOVRVXpWlLOHtjumX/L0mNFyfL5P40fIDPhI6ZPXyEmjZSURsTA9eaHYxYsY9miT kuH8S132EO9xy4yi5uaEB69RRun7hzd7mCFJNQRGZIWg6D4FVJN1y1vuFQvAqAuU1T T/DjBxdLHxCOQKAsTk4XBVa6BvUaVtrZOGWYptT4= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, "Steven Rostedt (VMware)" , Andrew Morton , Jiri Olsa , Tzvetomir Stoyanov , Arnaldo Carvalho de Melo Subject: [PATCH 11/44] tools lib traceevent: Handle trace_printk() "%px" Date: Tue, 2 Apr 2019 13:05:16 -0300 Message-Id: <20190402160549.13544-12-acme@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190402160549.13544-1-acme@kernel.org> References: <20190402160549.13544-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Steven Rostedt (VMware)" With security updates, %p in the kernel is hashed to protect true kernel locations. But trace_printk() is not allowed in production systems, and when a pointer is used, there are many times that the actual address is needed. "%px" produces the real address. But libtraceevent does not know how to handle that extension. Add it. Signed-off-by: Steven Rostedt (VMware) Cc: Andrew Morton Cc: Jiri Olsa Cc: Namhyung Kim Cc: Tzvetomir Stoyanov Link: http://lkml.kernel.org/r/20190401164342.837312153@goodmis.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/traceevent/event-parse.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c index 87494c7c619d..2ebb257ce7ba 100644 --- a/tools/lib/traceevent/event-parse.c +++ b/tools/lib/traceevent/event-parse.c @@ -4338,6 +4338,7 @@ static struct tep_print_arg *make_bprint_args(char *fmt, void *data, int size, s case 'S': case 'f': case 'F': + case 'x': break; default: /* -- 2.20.1