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([2a02:908:1252:fb60:be8a:bd56:1f94:86e7]) by smtp.gmail.com with ESMTPSA id x206sm3004892wmg.17.2020.03.31.01.59.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 31 Mar 2020 01:59:46 -0700 (PDT) Subject: Re: [PATCH] drm/mm: revert "Break long searches in fragmented address spaces" From: =?UTF-8?Q?Christian_K=c3=b6nig?= To: chris@chris-wilson.co.uk, zbigniew.kempczynski@intel.com, andi.shyti@intel.com, joonas.lahtinen@linux.intel.com, dri-devel@lists.freedesktop.org References: <20200330123425.3944-1-christian.koenig@amd.com> Message-ID: Date: Tue, 31 Mar 2020 10:59:45 +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: <20200330123425.3944-1-christian.koenig@amd.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: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" QSBub3Qgc28gZ2VudGxlIHBpbmcsIHNpbmNlIHRoaXMgcHJldHR5IG11Y2ggYnJva2UgYWxsIFRU TSBiYXNlZCBkcml2ZXJzLgoKQ291bGQgd2UgcmV2ZXJ0IHRoaXMgZm9yIG5vdz8KClRoYW5rcywK Q2hyaXN0aWFuLgoKQW0gMzAuMDMuMjAgdW0gMTQ6MzQgc2NocmllYiBDaHJpc3RpYW4gS8O2bmln Ogo+IFRoaXMgcmV2ZXJ0cyBjb21taXQgN2JlMWI5YjhlOWQxZTllZjAzNDJkMmUwMDFmNDRlZWM0 MDMwYWE0ZC4KPgo+IFRoZSBkcm1fbW0gaXMgc3VwcG9zZWQgdG8gd29yayBpbiBhdG9taWMgY29u dGV4dCwgc28gY2FsbGluZyBzY2hlZHVsZSgpCj4gb3IgaW4gdGhpcyBjYXNlIGNvbmRfcmVzY2hl ZCgpIGlzIGlsbGVnYWwuCj4KPiBTaWduZWQtb2ZmLWJ5OiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJp c3RpYW4ua29lbmlnQGFtZC5jb20+Cj4gLS0tCj4gICBkcml2ZXJzL2dwdS9kcm0vZHJtX21tLmMg fCA4ICstLS0tLS0tCj4gICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKyksIDcgZGVsZXRp b25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2RybV9tbS5jIGIvZHJpdmVy cy9ncHUvZHJtL2RybV9tbS5jCj4gaW5kZXggYmM2ZTIwODk0OWU4Li44OTgxYWJlOGI3YzkgMTAw NjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2RybV9tbS5jCj4gKysrIGIvZHJpdmVycy9ncHUv ZHJtL2RybV9tbS5jCj4gQEAgLTQ1LDcgKzQ1LDYgQEAKPiAgICNpbmNsdWRlIDxsaW51eC9leHBv cnQuaD4KPiAgICNpbmNsdWRlIDxsaW51eC9pbnRlcnZhbF90cmVlX2dlbmVyaWMuaD4KPiAgICNp bmNsdWRlIDxsaW51eC9zZXFfZmlsZS5oPgo+IC0jaW5jbHVkZSA8bGludXgvc2NoZWQvc2lnbmFs Lmg+Cj4gICAjaW5jbHVkZSA8bGludXgvc2xhYi5oPgo+ICAgI2luY2x1ZGUgPGxpbnV4L3N0YWNr dHJhY2UuaD4KPiAgIAo+IEBAIC0zNjcsMTEgKzM2Niw2IEBAIG5leHRfaG9sZShzdHJ1Y3QgZHJt X21tICptbSwKPiAgIAkgIHN0cnVjdCBkcm1fbW1fbm9kZSAqbm9kZSwKPiAgIAkgIGVudW0gZHJt X21tX2luc2VydF9tb2RlIG1vZGUpCj4gICB7Cj4gLQkvKiBTZWFyY2hpbmcgaXMgc2xvdzsgY2hl Y2sgaWYgd2UgcmFuIG91dCBvZiB0aW1lL3BhdGllbmNlICovCj4gLQljb25kX3Jlc2NoZWQoKTsK PiAtCWlmIChmYXRhbF9zaWduYWxfcGVuZGluZyhjdXJyZW50KSkKPiAtCQlyZXR1cm4gTlVMTDsK PiAtCj4gICAJc3dpdGNoIChtb2RlKSB7Cj4gICAJZGVmYXVsdDoKPiAgIAljYXNlIERSTV9NTV9J TlNFUlRfQkVTVDoKPiBAQCAtNTYzLDcgKzU1Nyw3IEBAIGludCBkcm1fbW1faW5zZXJ0X25vZGVf aW5fcmFuZ2Uoc3RydWN0IGRybV9tbSAqIGNvbnN0IG1tLAo+ICAgCQlyZXR1cm4gMDsKPiAgIAl9 Cj4gICAKPiAtCXJldHVybiBzaWduYWxfcGVuZGluZyhjdXJyZW50KSA/IC1FUkVTVEFSVFNZUyA6 IC1FTk9TUEM7Cj4gKwlyZXR1cm4gLUVOT1NQQzsKPiAgIH0KPiAgIEVYUE9SVF9TWU1CT0woZHJt X21tX2luc2VydF9ub2RlX2luX3JhbmdlKTsKPiAgIAoKX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxA bGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxt YW4vbGlzdGluZm8vZHJpLWRldmVsCg==