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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 668D7E95A8E for ; Sun, 8 Oct 2023 04:39:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344346AbjJHEjE (ORCPT ); Sun, 8 Oct 2023 00:39:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53206 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229436AbjJHEjD (ORCPT ); Sun, 8 Oct 2023 00:39:03 -0400 Received: from mail-pl1-x634.google.com (mail-pl1-x634.google.com [IPv6:2607:f8b0:4864:20::634]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B78ABF for ; Sat, 7 Oct 2023 21:39:02 -0700 (PDT) Received: by mail-pl1-x634.google.com with SMTP id d9443c01a7336-1c60f1a2652so26336785ad.0 for ; Sat, 07 Oct 2023 21:39:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1696739942; x=1697344742; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=0IsMeRH0QRNKYNVq9/tm9ZJNkwgPtdPqq26qQy2Ffdo=; b=F9s7W/G+sPpue8jJqBH1jFSVLuNAseaUrfet8y9O3J3WBxRqzQqo+OrgVnfaGL5ia7 BUWNRyVcqsNSKtpCe7u+tdIZznhm16FLSVXBm8g4oIxePNlBCS5y8FoxVx7U9+O7kC+X xcOfZMo4KiqCobf0w7rUY2tYiOvBJvV3lIEyg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696739942; x=1697344742; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=0IsMeRH0QRNKYNVq9/tm9ZJNkwgPtdPqq26qQy2Ffdo=; b=EHvnRbIN2K0IRi7pMtj6HetO7jphlEX6X6Fsq6w7zLWzzhhDVD7k3cl8AWX98jB6GK BI2YITD0Xqf2mtK/QmVgNqL+/K/FVodRwulyPBohOhEyqbCaHgC+I5+q61EpyW7HnIM0 +FhLLpNBEVZWQdqabm2uFOazFw0NtJWKugmpsLl3pzNBJfxfa9vsrjK1WIOhngJMnxNM HOO0AMtENMfDNm816laWJ3FwKoUqh7i8bKp/blkzm0MwSD54jkhm3oT+sy2kbB51f3ae Yp6rokEwRAAvj7AZ0+Mck29mRvAxExhMc//g7qnsPFTsss8qlb7LM1YKjAytxpYu7Wqg 5+Kw== X-Gm-Message-State: AOJu0YxBwLFfx5432mDlydTiycVyrTZP0kMlakFQMLbAEDQ+W3IppV8I cMWhDxvueAjg83K3xWfbbAl6dg== X-Google-Smtp-Source: AGHT+IF/FgciWLEkO+rHo0i3RaI4sgAv8QYL/KWMB1vlhmp8wyjNfPRAim7iW2undRDY1Stzw+4xAw== X-Received: by 2002:a17:902:e84c:b0:1bc:4f04:17f4 with SMTP id t12-20020a170902e84c00b001bc4f0417f4mr12703406plg.30.1696739941503; Sat, 07 Oct 2023 21:39:01 -0700 (PDT) Received: from google.com ([2401:fa00:8f:203:5275:a34e:f50f:5f52]) by smtp.gmail.com with ESMTPSA id b1-20020a170902d50100b001bdb0483e65sm6727218plg.265.2023.10.07.21.38.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 07 Oct 2023 21:39:00 -0700 (PDT) Date: Sun, 8 Oct 2023 13:38:55 +0900 From: Sergey Senozhatsky To: Mark-PK Tsai Cc: Minchan Kim , Sergey Senozhatsky , Jens Axboe , Matthias Brugger , AngeloGioacchino Del Regno , yj.chiang@mediatek.com, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: Re: [PATCH] zram: use copy_page for full page copy Message-ID: <20231008043855.GA2738554@google.com> References: <20231007070554.8657-1-mark-pk.tsai@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231007070554.8657-1-mark-pk.tsai@mediatek.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (23/10/07 15:05), Mark-PK Tsai wrote: > > Some architectures, such as arm, have implemented > optimized copy_page for full page copying. > > Replace the full page memcpy with copy_page to > take advantage of the optimization. > > Signed-off-by: Mark-PK Tsai Reviewed-by: Sergey Senozhatsky