Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760210Ab2HYBAo (ORCPT ); Fri, 24 Aug 2012 21:00:44 -0400 Received: from hrndva-omtalb.mail.rr.com ([71.74.56.122]:20103 "EHLO hrndva-omtalb.mail.rr.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755193Ab2HYBAm (ORCPT ); Fri, 24 Aug 2012 21:00:42 -0400 X-Authority-Analysis: v=2.0 cv=LIjkseq9 c=1 sm=0 a=rXTBtCOcEpjy1lPqhTCpEQ==:17 a=mNMOxpOpBa8A:10 a=OdopumH5WhQA:10 a=5SG0PmZfjMsA:10 a=Q9fys5e9bTEA:10 a=rar5W1_n13MA:10 a=meVymXHHAAAA:8 a=VwQbUJbxAAAA:8 a=z1_DotE7mYqKS33IgrsA:9 a=PUjeQqilurYA:10 a=rXTBtCOcEpjy1lPqhTCpEQ==:117 X-Cloudmark-Score: 0 X-Originating-IP: 74.67.115.198 Message-ID: <1345856440.12440.21.camel@gandalf.local.home> Subject: Re: BUG: Kprobe smoke test: 2 out of 6 tests failed From: Steven Rostedt To: Masami Hiramatsu Cc: LKML , Wu Fengguang Date: Fri, 24 Aug 2012 21:00:40 -0400 In-Reply-To: <1345815698.12440.12.camel@gandalf.local.home> References: <20120824071512.GA965@localhost> <1345815698.12440.12.camel@gandalf.local.home> Content-Type: text/plain; charset="ISO-8859-15" X-Mailer: Evolution 3.4.3-1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1288 Lines: 38 On Fri, 2012-08-24 at 09:41 -0400, Steven Rostedt wrote: > On Fri, 2012-08-24 at 15:15 +0800, Fengguang Wu wrote: > > Hi Steven, > > > > The following test fails are mostly due to this commit, or one of the > > last 4 commits in > > > > tree: git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git tip/perf/core > > head: d57c5d51a30152f3175d2344cb6395f08bf8ee0c > > commit: d57c5d51a30152f3175d2344cb6395f08bf8ee0c [100/100] ftrace/x86: Add support for -mfentry to x86_64 > > > > [ 9.084881] Kprobe smoke test failed: register_jprobe returned -22 > > [ 9.086786] Kprobe smoke test failed: register_jprobes returned -22 Masami, Seems that when we use fentry, we break jprobes. I thought the patches that we added would just move the call to the next op, not fail totally? Are jprobes deprecated? -- Steve > > [ 9.121281] BUG: Kprobe smoke test: 2 out of 6 tests failed > > [ 9.171132] Testing tracer function: PASSED > > [ 9.408938] Testing dynamic ftrace: PASSED > > > > Thanks, > > Fengguang > -- 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/