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=-12.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 00DBCC433DB for ; Fri, 19 Mar 2021 23:24:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C2A1B61920 for ; Fri, 19 Mar 2021 23:24:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229787AbhCSXXz (ORCPT ); Fri, 19 Mar 2021 19:23:55 -0400 Received: from mail.kernel.org ([198.145.29.99]:42084 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229646AbhCSXXm (ORCPT ); Fri, 19 Mar 2021 19:23:42 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 2C1726198A; Fri, 19 Mar 2021 23:23:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1616196222; bh=No8jxwVXbt0baLG77yLL4xAfkyo5ppTWSVF534G6q1k=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:From; b=eIyGGnJc4XJKPHeFjat/7fj7brhRbrtq0gpJ1TfDglry0iHT+Bbd7kmQorMQvS4Hi KXMP1149WBbMiDs1dAlPNEKui7W7zKuZtRl7uWDZaKl296kMbSUC512xSLVfNVkhWQ yPufj9DSM3REcfQ5vJ6CXI45YQD5F1miYjd3ir2ggDT0wrrC8EaF9j0u4RkippFvw6 pUPXgBOZPCqMk+zfvWhOfpiH+axE1r1OJWVLcpsdu7nYz3kECazvJhfcLChMcNogwa 85WSvmUR2cdhy2eN2pW8CnvXKBSwFesd7XRilGMGe0YGchDX10PpTgHgMfI2msOWGy rU4y9s8MOHIKA== Received: by paulmck-ThinkPad-P72.home (Postfix, from userid 1000) id D56DB35239E5; Fri, 19 Mar 2021 16:23:41 -0700 (PDT) Date: Fri, 19 Mar 2021 16:23:41 -0700 From: "Paul E. McKenney" To: Vlastimil Babka Cc: Maninder Singh , 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, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, a.sahrawat@samsung.com, Vaneet Narang Subject: Re: [PATCH 2/3] mm/slub: Add Support for free path information of an object. Message-ID: <20210319232341.GS2696@paulmck-ThinkPad-P72> Reply-To: paulmck@kernel.org References: <1615891032-29160-1-git-send-email-maninder1.s@samsung.com> <1615891032-29160-2-git-send-email-maninder1.s@samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Mar 18, 2021 at 01:35:37PM +0100, Vlastimil Babka wrote: > 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 I have queued 1/3 and 2/3, thank you both! Would any of the ARM folks be willing to ack 3/3? Thanx, Paul