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 Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 79900C433EF for ; Tue, 29 Mar 2022 18:09:53 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-2.v29.lw.sourceforge.com) by sfs-ml-2.v29.lw.sourceforge.com with esmtp (Exim 4.94.2) (envelope-from ) id 1nZGHv-0007cp-9g; Tue, 29 Mar 2022 18:09:50 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-2.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nZGHt-0007cb-TQ for linux-f2fs-devel@lists.sourceforge.net; Tue, 29 Mar 2022 18:09:48 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=In-Reply-To:Content-Type:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=h2YnJL609FPEgpRkzhoG1HhXHB/pO8ZQqPB/p1BAO1w=; b=W1nEIsokgt4i2w+SH2rOYCbMPY 6qZ2fk99UzcJbBIEdo96N7DqJJuFC3fNVoYEqH1KzDsLY+8oBPnpRiEjoHkPyoVPzokpRYFhxcmim svE+PrAsxauKAp8QAINMgpVZT9H66UdsIO8do/2rVHPv/505kRkP9WAfAAHaD1xmbwI8=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To :From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=h2YnJL609FPEgpRkzhoG1HhXHB/pO8ZQqPB/p1BAO1w=; b=kwnPWJtMwK4GI7fJrC9EbXLIL7 S8W08xgl9GHY4pIwJsby7zSzexj8M7fqxdusyR6k1jXYltzMrhNB50YIjBov3OAIqriJbeRauQRyb FzajxgaMJM1TodRd/XWG74wp0cR/cCNU4eGqp0ICqrYDsISLn4Gkr/qTB6y7NaXU3cl4=; Received: from dfw.source.kernel.org ([139.178.84.217]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.94.2) id 1nZGHr-00010f-U0 for linux-f2fs-devel@lists.sourceforge.net; Tue, 29 Mar 2022 18:09:48 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 712FB61599 for ; Tue, 29 Mar 2022 18:09:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C0B40C340ED; Tue, 29 Mar 2022 18:09:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1648577381; bh=/pZfUjwnCrvFojpuNSnniNhny5IfONJsKbqaSoUTGXs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vQkrLMTxowmVwtRXi8+jjcco1uue4Dlnjq97hDbkfpp0ny71FIETW7bxzZ62Qd+Am H+tm3tHIroup+XG7mmMnkG4p/bI8eZv1Qu1iBuBPunp5inSQoT4AfXC/2IXWet1B2l j6rvuGNPTzq/4m96oUHtdELA7dfDtQzL+ugtVtjSVC91vnl/t0RqtBZaawdmeQ6g1L QVSHStAn/90/5k7VEfB6CC2M9MU65AV+E6AIBC69iFZNepUJun6v4ObJpi0L0pqKT2 ACKS03JR9X02unMsWlirs/0oUlQL70QyLPzdNRGLYKb1AzjO5AciSGsJ9ce6AACg/s wwbrjO2HtZbnQ== Date: Tue, 29 Mar 2022 11:09:40 -0700 From: Jaegeuk Kim To: Chao Yu Message-ID: References: <20220321223315.3228326-1-jaegeuk@kernel.org> <101f4cb6-37bf-0ac3-3838-7aab7e648352@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <101f4cb6-37bf-0ac3-3838-7aab7e648352@kernel.org> X-Headers-End: 1nZGHr-00010f-U0 Subject: Re: [f2fs-dev] [PATCH v3] f2fs: introduce data read/write showing path info X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On 03/29, Chao Yu wrote: > On 2022/3/29 11:13, Jaegeuk Kim wrote: > > This was used in Android for a long time. Let's upstream it. > > Could you please explain more about its usage? I found ioblame and ioshark in android are using it to understand app/file/IO traffic. Once we have this in AOSP, I'm thinking to change one by one. The android-mainline is also deprecating the custom tracepoints as well. https://android-review.googlesource.com/c/kernel/common/+/2045529 > > > > > Signed-off-by: Jaegeuk Kim > > The code part looks clean. > > Reviewed-by: Chao Yu > > Thanks, _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel