Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754248Ab0GZKhN (ORCPT ); Mon, 26 Jul 2010 06:37:13 -0400 Received: from mailout1.w1.samsung.com ([210.118.77.11]:55565 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754192Ab0GZKhL (ORCPT ); Mon, 26 Jul 2010 06:37:11 -0400 Date: Mon, 26 Jul 2010 12:37:08 +0200 From: Karol Lewandowski Subject: Re: GCOV doesn't seem to work on ARM with kernel 2.6.35-rc6 In-reply-to: <4C4D6458.6040402@samsung.com> To: Karol Lewandowski Cc: Peter Oberparleiter , linux-kernel@vger.kernel.org Message-id: <4C4D6554.30707@samsung.com> MIME-version: 1.0 Content-type: text/plain; charset=UTF-8; format=flowed Content-transfer-encoding: 7BIT User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.10) Gecko/20100620 Icedove/3.0.5 References: <4C4D6458.6040402@samsung.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 995 Lines: 30 On 07/26/2010 12:32 PM, Karol Lewandowski wrote: > Hello, > > I'm trying to use code coverage measurements with mainline Linux kernel > 2.6.35-rc6 on ARM platform (specifically on Samsung's S5PC110 board). > > I've enabled following in my .config: > > CONFIG_GCOV_KERNEL=y > CONFIG_DEBUG_FS=y > > After successful boot I see no gcov-related files other than > /sys/kernel/debug/gcov/reset. > > From my knowledge (and from my previous experience with out-of-tree > gcov patchset) whole directory structure shall be created along with > .gcda files and various symlinks. I forgot to add that I've added "GCOV_PROFILE := y" to at least fs/Makefile kernel/Makefile and few others. Thus, I expect to find something more than just ./reset file. -- 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/