From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa4.mentor.iphmx.com (esa4.mentor.iphmx.com [68.232.137.252]) by sourceware.org (Postfix) with ESMTPS id A73E53858D1E for ; Tue, 31 Oct 2023 11:26:58 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A73E53858D1E Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=codesourcery.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=mentor.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org A73E53858D1E Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=68.232.137.252 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1698751619; cv=none; b=FPwFZWeaggi6skg3uCtDbTEU9bH3XYVOcAnzBazVtoQScuBNlP+eiKRtu0OleFg7+OeHRf7wEWgD9ITQMxhYiCkDlivoIF1ju851KcAE0YBtEtNNv9MXrGGVoEHMs7xB6RyaqWrhrOHUtd2f+tNDIk4GANfZxeTRGCQ6U6HnZ0k= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1698751619; c=relaxed/simple; bh=Y5pvaPrGGCJrv9CAAkZMEWgdJ7cCu6hzMsShkJvDgKw=; h=Message-ID:Date:MIME-Version:Subject:From:To; b=xPK3zPDg6/NaTvJ3l3UM+M2aC0yod+m4FRFNysSzN645s1aFuKsbDlgt9QEUfKwApmJ94xh0uJ9b6oIwo+o2A8z2CvW6bPG71ohzwWobmjK71vsZoR/85P9iMlxXebCxQ0ZuXJq+udHFbNSXuNpj12RJx9COEZJKCVwDHDg5SaA= ARC-Authentication-Results: i=1; server2.sourceware.org X-CSE-ConnectionGUID: mIhYi9LhRC+SUmgsBnYstw== X-CSE-MsgGUID: qFJJYInvRjOynj5wygOUfg== X-IronPort-AV: E=Sophos;i="6.03,265,1694764800"; d="scan'208";a="21385833" Received: from orw-gwy-02-in.mentorg.com ([192.94.38.167]) by esa4.mentor.iphmx.com with ESMTP; 31 Oct 2023 03:26:56 -0800 IronPort-SDR: rXinL6/pTqeh+4FZcYLS7RQodXQZb+0oBuXSR28b/aHj8sKxiZykAY97LclL1whgfGRI6OYKUX QXFoXTYXwkMBWzMqZBZf6SE2gLSZVwoRRGOEpe7x10DrEHgHxPQ2WeDFGmA9UVsAJ5NArFL65Q Hd7ZvOIyu6PrCCbtq/lPxH3+NLDuuXrJd5M0UzV4RXUVQb4cHmb5cFQ9y0fGkQE8bdcUqGjQa0 8XHbo5MsONJS48ENn43G6j9MHpRPTmrdyjiy65pPuitxtebWQ7EWmhXbCpoHEFoEcR1M/gJrjC 8Bw= Message-ID: <0f0bfdd9-2a53-4540-85f7-6f3380ca45ec@codesourcery.com> Date: Tue, 31 Oct 2023 11:26:51 +0000 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] amdgcn: remove unnecessary scalar cache flush From: Andrew Stubbs To: References: <6d9dea6e-5595-477e-b049-6992623f13fc@codesourcery.com> Content-Language: en-GB In-Reply-To: <6d9dea6e-5595-477e-b049-6992623f13fc@codesourcery.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [137.202.0.90] X-ClientProxiedBy: svr-ies-mbx-14.mgc.mentorg.com (139.181.222.14) To svr-ies-mbx-11.mgc.mentorg.com (139.181.222.11) X-Spam-Status: No, score=-6.0 required=5.0 tests=BAYES_00,HEADER_FROM_DIFFERENT_DOMAINS,KAM_DMARC_STATUS,SPF_HELO_PASS,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Ping. On 20/10/2023 12:54, Andrew Stubbs wrote: > Hi, > > This patch is necessary to support AMD RDNA2 GPUs that don't have a > writable scalar cache.  However, the write back isn't actually doing > anything useful on any GPU any more, so we can remove it. > > Andrew