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=-10.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 7C749C433DB for ; Thu, 18 Mar 2021 12:37:08 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id ED4EE64F45 for ; Thu, 18 Mar 2021 12:37:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org ED4EE64F45 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.cz Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:Cc:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=wzWpyUGP6y8tD+Iup5IwweiwiOmF7dhRVC0C09qqB3M=; b=IjwJFOWEOi1KGXuqMXLqgG/j8 80k66+3edKuguYK/MMYwJbTs6E23FjbzCUgHjUiDwGZgeIkauUqAM2BTbemjpkBNq2/VJ4SL+6Vzx 56E86cjKXqv0xUygIochnHGFbaa6eFYiru+r1pmfJZ3poCPoE61U8yUWJmg+KcO9szbJYy3NYdnYG NQV2RYyuEBsGNqek3gqbS//1kAZQH31SRLh+131dJhJUdrWnakV22+yFLXCwCu5Atf33CkTiXvN67 VOfR19ll3lArepcCzJ8qUf/pDwZAtRLFEXoiX/ghpLHb0Q50Az8onO7fzRIX01TQM2x6XibZGUs3s U1tEqWkCg==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lMrsN-005EPS-26; Thu, 18 Mar 2021 12:35:43 +0000 Received: from mx2.suse.de ([195.135.220.15]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lMrsI-005EOp-Ma for linux-arm-kernel@lists.infradead.org; Thu, 18 Mar 2021 12:35:40 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 3D68DAC1E; Thu, 18 Mar 2021 12:35:38 +0000 (UTC) Subject: Re: [PATCH 2/3] mm/slub: Add Support for free path information of an object. To: Maninder Singh , paulmck@kernel.org, linux@armlinux.org.uk, cl@linux.com, penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, 0x7f454c46@gmail.com, viro@zeniv.linux.org.uk Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, a.sahrawat@samsung.com, Vaneet Narang References: <1615891032-29160-1-git-send-email-maninder1.s@samsung.com> <1615891032-29160-2-git-send-email-maninder1.s@samsung.com> From: Vlastimil Babka Message-ID: Date: Thu, 18 Mar 2021 13:35:37 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 MIME-Version: 1.0 In-Reply-To: <1615891032-29160-2-git-send-email-maninder1.s@samsung.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210318_123539_085256_BE7C6E65 X-CRM114-Status: UNSURE ( 8.12 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 3/16/21 11:37 AM, Maninder Singh wrote: > Adding support for inforamtion of free path along with allocation > path of an object: > > slab kmalloc-64 start c8ab0140 data offset 64 pointer offset 0 size 64 allocated at meminfo_proc_show+0x40/0x4fc > [ 20.192078] meminfo_proc_show+0x40/0x4fc > [ 20.192263] seq_read_iter+0x18c/0x4c4 > [ 20.192430] proc_reg_read_iter+0x84/0xac > [ 20.192617] generic_file_splice_read+0xe8/0x17c > [ 20.192816] splice_direct_to_actor+0xb8/0x290 > [ 20.193008] do_splice_direct+0xa0/0xe0 > [ 20.193185] do_sendfile+0x2d0/0x438 > [ 20.193345] sys_sendfile64+0x12c/0x140 > [ 20.193523] ret_fast_syscall+0x0/0x58 > [ 20.193695] 0xbeeacde4 > [ 20.193822] Free path: > [ 20.193935] meminfo_proc_show+0x5c/0x4fc > [ 20.194115] seq_read_iter+0x18c/0x4c4 > [ 20.194285] proc_reg_read_iter+0x84/0xac > [ 20.194475] generic_file_splice_read+0xe8/0x17c > [ 20.194685] splice_direct_to_actor+0xb8/0x290 > [ 20.194870] do_splice_direct+0xa0/0xe0 > [ 20.195014] do_sendfile+0x2d0/0x438 > [ 20.195174] sys_sendfile64+0x12c/0x140 > [ 20.195336] ret_fast_syscall+0x0/0x58 > [ 20.195491] 0xbeeacde4 > > Co-developed-by: Vaneet Narang > Signed-off-by: Vaneet Narang > Signed-off-by: Maninder Singh Acked-by: Vlastimil Babka _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel