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=-11.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=no 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 A95BAC282DD for ; Sat, 11 Jan 2020 00:23:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 71A1320721 for ; Sat, 11 Jan 2020 00:23:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="dwTJpY8W" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727732AbgAKAXd (ORCPT ); Fri, 10 Jan 2020 19:23:33 -0500 Received: from mail-oi1-f195.google.com ([209.85.167.195]:44240 "EHLO mail-oi1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727454AbgAKAXd (ORCPT ); Fri, 10 Jan 2020 19:23:33 -0500 Received: by mail-oi1-f195.google.com with SMTP id d62so3459063oia.11 for ; Fri, 10 Jan 2020 16:23:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=7WnWXCuaXczv3MiKg1HktA0VJdofgPWH6v/BLugYfyY=; b=dwTJpY8W88ILCg4RZPT1PHuOLNHodSeC86S2F1AcOTylKcPfXVEM3xEG7uGPmlsicp TbUupKQDLgoA1CzAY8pKnHxJ1UUlrsPa6zVDc3gsxOsJAf33c/qEBfRT5e1g33O2kiPK 235Loh6sjOsv35abGw+qwvLy4jnEa78SokGTGi32ioPyGN9bTyCML2yz8V9jdplcuxUY YA6u6z6/3+z0Y49EZETjrg7+maM8TvtTDglvwHHW8rjyKJomhnDavsieYa6D8imca9cN eXjKqtTxotMKuOE+KEuu0CzIpcSl/qojIMZXM4RAk4h1LPGF9s5M/278XusbCkEC28uG r6Ig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=7WnWXCuaXczv3MiKg1HktA0VJdofgPWH6v/BLugYfyY=; b=LAtRG7xX6Zg8l/KwtzvImyUJ8MpPmgtvo/nQjK+7kEAIhqcpOPog1CYPcAYvOqJpDl LsxNln8k9HzQSkcMKcYOxhQwlW0bARdr5qVyffv0r0xJsFO1kV2R3z3JlO/VqxFUnqp7 QLIuKhcIjVvMfcNd+/XqPNlFGIuXjR62n/Bz/g+lEuTnI0hlADzWsXPHelZopS4zzMBy RkI/qdXZEMv4NMpSvWSx+gkD/XQe2lxvx6/l6qBtIH8hCMTTHkwitlwvs388IgRPV1Dt 8Ica6EW/f1GLqJR1LLpFu4uzv3TTFuY+dGqFh4sIYz3XydwMVtNHz0oJWKQpF8BiOSzi i4xg== X-Gm-Message-State: APjAAAWS/7eAhp82BQHsAX9/itNUBjcfTvyvCUTsZ8CutPejJbTo1tmd DVbf+DEWvgezaE/p+M0R8SILxh6BPeMtYZwzNs0fFg== X-Google-Smtp-Source: APXvYqzOZL/Fh/KXvLkiAsFK7v15sek1ylGb0cch0sE9occd0VS7wYKT4fOAMaqbxxxvFlELF4JWfSHK063aP/+SDFA= X-Received: by 2002:a05:6808:30d:: with SMTP id i13mr4240155oie.144.1578702212099; Fri, 10 Jan 2020 16:23:32 -0800 (PST) MIME-Version: 1.0 References: <20200109202659.752357-1-guro@fb.com> <20200109202659.752357-2-guro@fb.com> In-Reply-To: <20200109202659.752357-2-guro@fb.com> From: Shakeel Butt Date: Fri, 10 Jan 2020 16:23:21 -0800 Message-ID: Subject: Re: [PATCH v2 1/6] mm: kmem: cleanup (__)memcg_kmem_charge_memcg() arguments To: Roman Gushchin Cc: Linux MM , Andrew Morton , Michal Hocko , Johannes Weiner , Vladimir Davydov , LKML , Kernel Team Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jan 9, 2020 at 12:27 PM Roman Gushchin wrote: > > The first argument of memcg_kmem_charge_memcg() and > __memcg_kmem_charge_memcg() is the page pointer and it's not used. > Let's drop it. > > Memcg pointer is passed as the last argument. Move it to > the first place for consistency with other memcg functions, > e.g. __memcg_kmem_uncharge_memcg() or try_charge(). > > Signed-off-by: Roman Gushchin Reviewed-by: Shakeel Butt