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=-1.8 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 330D3C2D0E7 for ; Wed, 1 Apr 2020 09:17:34 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0612F20787 for ; Wed, 1 Apr 2020 09:17:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ApsuXBD6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0612F20787 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8737D6E06B; Wed, 1 Apr 2020 09:17:33 +0000 (UTC) Received: from mail-wr1-x444.google.com (mail-wr1-x444.google.com [IPv6:2a00:1450:4864:20::444]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1D9046E06B for ; Wed, 1 Apr 2020 09:17:32 +0000 (UTC) Received: by mail-wr1-x444.google.com with SMTP id 65so29668166wrl.1 for ; Wed, 01 Apr 2020 02:17:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=reply-to:subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=l5IajePeU/dx5D7NGN8U0Zv8QpLcwY/S5m8HcnkPGIg=; b=ApsuXBD6/kuC3JYNzkTLSEp+Z18Ij0DDJcwP+l8mIk9wNBlGgUKR6FwkpXnMls6HkP dIfZ2w7bmMOUZZm9npf4IliTmYn3GCz3fDS3/NoVyiqPT5e8U0SSlN2rRq+l1QlBfizb WF3GqY911agx7Wh37LbHVRaFWqEgcPeyx/woiezDY1ZmXr+VohX9melKHdI7NERoIF20 f6GDtQDP7HL3n7REcIUWht87VHsE7d8YnB3FHXd+G1kXgSpe+N1kAU6fRLXP2Yn8+RW7 zUBQw7XKWBDwLyK7uersARjgyBHXKkh4yL4oJXPpUcDPG76cyHBs3pdECAoDvyqlwBWA aeSA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:reply-to:subject:to:cc:references:from :message-id:date:user-agent:mime-version:in-reply-to :content-transfer-encoding:content-language; bh=l5IajePeU/dx5D7NGN8U0Zv8QpLcwY/S5m8HcnkPGIg=; b=NkpRREjIdKD4dllschJrlL7vVFCkognG24hZjy4E9mnwhzpakN2E2nAo/AikkINsx0 5AVRWybgqmm1Ic6upe0mwgI+7JedO4W20116m6/y/AZ+GKvOW0Q50bvAVx5kEslzkHGK ZJSBBFJEyxMiuMN4w5x5pHlQIRwwfkJinoEnukEX1lVbfd2WFQD/ycY/JTGD3oqhq2Fl jJHZiiIqMmW81E/DLRJAEJPpq8I/xz5pWbnhkXValMcPbQ5ALB8OL3ysCGxFTcoDJ6x+ fxcCxQq1d0BEbQHfARPBx1KL/Dip1WdaxmsBgc16rnzGCGTsbTOlpBYOzWWjB4USGqdu ajZg== X-Gm-Message-State: ANhLgQ1Lp1ExlBEIXnheZN3HNPFzr4URLsepJej/SJOtfSi15nGFWXUX YwX1l709pDj9bhczpe/nh3M= X-Google-Smtp-Source: ADFU+vt+kiDjDaLZobQKEWOpey2tz+zx5HA8nB1Z6xjmJ+blmXXJQ+rN2KysXfnURxHPSufkm4lFSQ== X-Received: by 2002:adf:a319:: with SMTP id c25mr25008497wrb.197.1585732650689; Wed, 01 Apr 2020 02:17:30 -0700 (PDT) Received: from ?IPv6:2a02:908:1252:fb60:be8a:bd56:1f94:86e7? ([2a02:908:1252:fb60:be8a:bd56:1f94:86e7]) by smtp.gmail.com with ESMTPSA id h81sm1985224wme.42.2020.04.01.02.17.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Apr 2020 02:17:30 -0700 (PDT) Subject: Re: [PATCH] drm/mm: revert "Break long searches in fragmented address spaces" To: Chris Wilson , Daniel Vetter , christian.koenig@amd.com References: <20200330123425.3944-1-christian.koenig@amd.com> <20200331091618.GM2363188@phenom.ffwll.local> <158564641293.18289.1145145659054294433@build.alporthouse.com> <158566075049.18289.17918401274396829066@build.alporthouse.com> <547dca13-bd62-9319-ee44-6894ee1b60af@gmail.com> <158573119432.5852.5430250256131238311@build.alporthouse.com> From: =?UTF-8?Q?Christian_K=c3=b6nig?= Message-ID: <95c061fb-6189-855d-bde9-57d4c2d99aff@gmail.com> Date: Wed, 1 Apr 2020 11:17:29 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <158573119432.5852.5430250256131238311@build.alporthouse.com> Content-Language: en-US X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: christian.koenig@amd.com Cc: "Kempczynski, Zbigniew" , Andi Shyti , dri-devel Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" QW0gMDEuMDQuMjAgdW0gMTA6NTMgc2NocmllYiBDaHJpcyBXaWxzb246Cj4gUXVvdGluZyBDaHJp c3RpYW4gS8O2bmlnICgyMDIwLTA0LTAxIDA4OjI5OjM0KQo+PiBBbSAzMS4wMy4yMCB1bSAxNTox OSBzY2hyaWViIENocmlzIFdpbHNvbjoKPj4+IFF1b3RpbmcgRGFuaWVsIFZldHRlciAoMjAyMC0w My0zMSAxMTozODo1MCkKPj4+PiBPbiBUdWUsIE1hciAzMSwgMjAyMCBhdCAxMToyMCBBTSBDaHJp cyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4gd3JvdGU6Cj4+Pj4+IFF1b3Rpbmcg RGFuaWVsIFZldHRlciAoMjAyMC0wMy0zMSAxMDoxNjoxOCkKPj4+Pj4+IE9uIFR1ZSwgTWFyIDMx LCAyMDIwIGF0IDEwOjU5OjQ1QU0gKzAyMDAsIENocmlzdGlhbiBLw7ZuaWcgd3JvdGU6Cj4+Pj4+ PiBbU05JUF0KPj4+IFdlIGFsbG93IHVzZXJzcGFjZSB0byBwb2lzb24gdGhlIGRybV9tbSBhdCBy b3VnaGx5IDhLIGludGVydmFscywgYQo+Pj4gc2VhcmNoIHNwYWNlIG9mIDM1YiB3aXRoIHR5cGlj YWxseSBPKE5eMikgYmVoYXZpb3VyIGFuZCBlYWNoIG5vZGUKPj4+IHRyYXZlcnNhbCAocmJfbmV4 dC9yYl9wcmV2KSB3aWxsIGl0c2VsZiBiZSBjb3N0bHkuIEV2ZW4gb3VyIHNpbXBsZSB0ZXN0cwo+ Pj4gY2FuIGdlbmVyYXRlIGEgc2VhcmNoIG9mIHNldmVyYWwgbWludXRlcyBiZWZvcmUgb3VyIHBh dGllbmNlIHJ1bnMgb3V0Lm8KPj4+IEFueSBkcm1fbW0gdGhhdCBhbGxvd3MgZm9yIHVzZXJzcGFj ZSB0byBjb250cm9sIGFsaWdubWVudCBjYW4gYmUKPj4+IGFyYml0cmFyaWx5IGZyYWdtZW50ZWQs IGhlbmNlIGEgcmFpc2VkIGV5ZWJyb3cgdGhhdCB0aGlzIHNlYXJjaCB3b3VsZCBiZQo+Pj4gYWxs b3dlZCBpbiBhdG9taWMgY29udGV4dC4KPj4gV293LCB0aGF0IGlzIGluZGVlZCBxdWl0ZSBhIGxv dC4KPj4KPj4gV2hhdCBpcyB0aGUgY3JpdGVyaWEgdXNlIGZvciBvcmRlcmluZyB0aGUgdHJlZT8g SnVzdCB0aGUgc2l6ZSBvciBpcyB0aGF0Cj4+IHNpemUrYWxpZ25tZW50Pwo+IFRoZSB0cmVlIGlz IGp1c3Qgc2l6ZS4gQWxpZ25tZW50IGlzIGEgbGl0dGxlIHVzZWQgcGFyYW1ldGVyLCBidXQgdGhl cmUncwo+IGEgcmVxdWlyZW1lbnQgZm9yIHVzZXJzcGFjZSB0byBiZSBhYmxlIHRvIGNvbnRyb2wg aXQgLS0gYWx0aG91Z2ggaXQgaXMKPiBzdHJpY3RseSB0aGUgb2xkZXIgaW50ZXJmYWNlLCBpdCBp cyBzdGlsbCBvcGVuIHRvIGFidXNlLgo+Cj4gQ29udmVydGluZyB0aGUgdHJlZSB0byBbc2l6ZSwg ZmZzKGFkZHIpXSB3b3VsZCBoZWxwIGZvciBtYW55LCBidXQgb24gdG9wCj4gb2YgdGhhdCB3ZSBo YXZlIHpvbmVzIGluIHRoZSBkcm1fbW0sIHNvIHNlYXJjaC1pbi1yYW5nZSBjYW4gYmUgYWJ1c2Vk IG9uCj4gdG9wIG9mIHNlYXJjaC1mb3ItYWxpZ25tZW50LgoKVGhlIGRpZmZlcmVuY2UgaXMgdGhh dCBzZWFyY2ggaW4gcmFuZ2UgaXMgbm90IGNvbnRyb2xsYWJsZSBieSB1c2Vyc3BhY2UsIApidXQg YXQgbGVhc3QgZm9yIGFtZGdwdSB0aGUgYWxpZ25tZW50IGlzIHZlcnkgd2VsbCBjb250cm9sbGFi bGUuCgo+PiBOZXZlciBsb29rZWQgaW50byB0aGlzLCBidXQgbWF5YmUgd2UgaGF2ZSBhIGxvdyBo YW5naW5nIGZydWl0IGZvciBhbgo+PiBpbXByb3ZlbWVudCBoZXJlPwo+IEEgYml0IC0tIGFsaWdu bWVudCBpcyBzbyByYXJlbHkgdXNlZCBpbiBwcmFjdGljZSwgb3B0aW1pc2luZyBpdCB3YXMgbm90 Cj4gYSBjb25jZXJuLCBqdXN0IHNvbWVvbmUgZWxzZSBoYXMgbm93IG5vdGljZWQgdGhlIHBvdGVu dGlhbCBmb3IgYWJ1c2UuCgpXZWxsIHdlIGRvIHVzZSBhbGlnbm1lbnQgcmF0aGVyIHdpZGVseS4g SUlSQyB3ZSBjYW4gaGF2ZSBldmVyeXRoaW5nIApiZXR3ZWVuIDRLIGFuZCAyTUIgYmFzZWQgb24g dGhlIHRpbGxpbmcgZmxhZ3MsIG1lbW9yeSBjaGFubmVsIGNvbmZpZyBldGMgCmV0Yy4uLgoKPiBU aGV5IHJhbiBhIHRlc3QsIGdldCBib3JlZCBhbmQgY29tcGxhaW5lZCB0aGF0IGl0IGRpZG4ndCBy ZXNwb25kIHRvIF5DCj4gZm9yIGEgbG9uZyBwZXJpb2Qgb2YgdGltZSBhbmQgZnJvbSB0aGF0IGRl cml2ZSBhIHByb29mLW9mLWNvbmNlcHQgdGVzdCB0bwo+IHNob3cgaG93IGl0IGNhbiBiZSB1c2Vk IGJ5IG9uZSBjbGllbnQgdG8gdXBzZXQgYW5vdGhlciA6fAoKQW5kIGFzIGZhciBhcyBJIGNhbiBz ZWUgdGhhdCBpcyBhIHJlYWxseSB2YWxpZCBwcm9ibGVtIHdlIG5lZWQgdG8gZml4LiAKR2l2ZSBt ZSBhIHNlY29uZCB0byB3cml0ZSBhIHRlc3QgY2FzZSBmb3IgdGhpcy4KClRoYW5rcyBmb3IgcG9p bnRpbmcgdGhhdCBvdXQsCkNocmlzdGlhbi4KCj4gICAKPj4gSSdtIG5vdCAxMDAlIHN1cmUsIGJ1 dCBtb3ZpbmcgYXdheSBmcm9tIGF0b21pYyBjb250ZXh0IHdvdWxkbid0IGJlIHRoYXQKPj4gZWFz eS4KPiBGYWlyIGVub3VnaC4gSSB3b3VsZCBub3Qgd29ycnkgdW5sZXNzIHRoZSBsYXlvdXQgaXMg Y29udHJvbGxhYmxlIGJ5IHRoZQo+IHVzZXIgLS0gYnV0IHdlIHByb2JhYmx5IHdhbnQgc29tZSBv dGhlciBtZWFucyBvZiBib3VuZGluZyB0aGUgc2VhcmNoLgo+IC1DaHJpcwoKX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlz dApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0 b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==