From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH v2 2/3] drm/i915/shrinker: Report "unevictable" pages Date: Wed, 20 Apr 2016 15:02:45 +0300 Message-ID: <1461153765.8815.10.camel@linux.intel.com> References: <1461142562.8815.1.camel@linux.intel.com> <1461150294-14123-1-git-send-email-chris@chris-wilson.co.uk> <1461150294-14123-2-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTP id 45C466E127 for ; Wed, 20 Apr 2016 12:01:32 +0000 (UTC) In-Reply-To: <1461150294-14123-2-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24ga2UsIDIwMTYtMDQtMjAgYXQgMTI6MDQgKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBJ bnNpZGUgdGhlIHNocmlua2VyIHdlIGNhbGwgY2FuX3JlbGVhc2VfcGFnZXMoKSB0byBpbmRpY2F0 ZSB3aGV0aGVyIG9yCj4gbm90IHdlIGNhbiBtYWtlIGZvcndhcmQgcHJvZ3Jlc3MgaW4gZnJlZWlu ZyB1cCBtZW1vcnkgYnkgdW5iaW5kaW5nIHRoYXQKPiBvYmplY3QuIFdoZW4gYWRkaW5nIG91ciBy ZXBvcnQgdG8gb29tLCB3ZSBzaG91bGQgYmUgdXNpbmcgdGhlIHNhbWUKPiBsb2dpYy4KPiAKPiBX aGlsc3QgaGVyZSwgY2hhbmdlIHRoZSByZXBvcnRpbmcgZnJvbSBieXRlcyB0byBwYWdlcyBzbyB0 aGF0IGl0IGxvb2tzCj4gc21hbGxlciB0byB0aGUgdXNlciEsIGlzIGNvbnNpc3RlbnQgd2l0aCB0 aGUgbmVpZ2hib3VyaW5nIG9vbSByZXBvcnQKPiBpdHNlbGYgd2hpY2ggZGlzcGxheXMgY291bnRz IGluIHBhZ2VzLCBhbmQgbWFrZXMgdGhlIHVuc2lnbmVkIGxvbmcKPiBvdmVyZmxvdyBsZXNzIGxp a2VseS4KCk1ha2VzIHNlbnNlIGFzIHRoYXQgaXMgdGhlIHNtYWxsZXN0IHBpbm5pbmcgdW5pdCwg dG9vLgoKPiAKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNv bi5jby51az4KPiBDYzogSm9vbmFzIExhaHRpbmVuIDxqb29uYXMubGFodGluZW5AbGludXguaW50 ZWwuY29tPgo+IC0tLQo+IMKgZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fc2hyaW5rZXIu YyB8IDIyICsrKysrKysrKysrLS0tLS0tLS0tLS0KPiDCoDEgZmlsZSBjaGFuZ2VkLCAxMSBpbnNl cnRpb25zKCspLCAxMSBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9nZW1fc2hyaW5rZXIuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVf Z2VtX3Nocmlua2VyLmMKPiBpbmRleCA0ZTRmY2ZhNzZiNGMuLmNiMjI1ZTAzOWQ0OCAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zaHJpbmtlci5jCj4gKysrIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fc2hyaW5rZXIuYwo+IEBAIC0zMzYsNyArMzM2 LDcgQEAgaTkxNV9nZW1fc2hyaW5rZXJfb29tKHN0cnVjdCBub3RpZmllcl9ibG9jayAqbmIsIHVu c2lnbmVkIGxvbmcgZXZlbnQsIHZvaWQgKnB0cikKPiDCoAkJY29udGFpbmVyX29mKG5iLCBzdHJ1 Y3QgZHJtX2k5MTVfcHJpdmF0ZSwgbW0ub29tX25vdGlmaWVyKTsKPiDCoAlzdHJ1Y3Qgc2hyaW5r ZXJfbG9ja191bmludGVycnVwdGlibGUgc2x1Owo+IMKgCXN0cnVjdCBkcm1faTkxNV9nZW1fb2Jq ZWN0ICpvYmo7Cj4gLQl1bnNpZ25lZCBsb25nIHBpbm5lZCwgYm91bmQsIHVuYm91bmQsIGZyZWVk X3BhZ2VzOwo+ICsJdW5zaWduZWQgbG9uZyB1bmV2aWN0YWJsZSwgYm91bmQsIHVuYm91bmQsIGZy ZWVkX3BhZ2VzOwo+IMKgCj4gwqAJaWYgKCFpOTE1X2dlbV9zaHJpbmtlcl9sb2NrX3VuaW50ZXJy dXB0aWJsZShkZXZfcHJpdiwgJnNsdSwgNTAwMCkpCj4gwqAJCXJldHVybiBOT1RJRllfRE9ORTsK PiBAQCAtMzQ3LDMzICszNDcsMzMgQEAgaTkxNV9nZW1fc2hyaW5rZXJfb29tKHN0cnVjdCBub3Rp Zmllcl9ibG9jayAqbmIsIHVuc2lnbmVkIGxvbmcgZXZlbnQsIHZvaWQgKnB0cikKPiDCoAnCoCog YXNzZXJ0IHRoYXQgdGhlcmUgYXJlIG5vIG9iamVjdHMgd2l0aCBwaW5uZWQgcGFnZXMgdGhhdCBh cmUgbm90Cj4gwqAJwqAqIGJlaW5nIHBvaW50ZWQgdG8gYnkgaGFyZHdhcmUuCj4gwqAJwqAqLwo+ IC0JdW5ib3VuZCA9IGJvdW5kID0gcGlubmVkID0gMDsKPiArCXVuYm91bmQgPSBib3VuZCA9IHVu ZXZpY3RhYmxlID0gMDsKPiDCoAlsaXN0X2Zvcl9lYWNoX2VudHJ5KG9iaiwgJmRldl9wcml2LT5t bS51bmJvdW5kX2xpc3QsIGdsb2JhbF9saXN0KSB7Cj4gwqAJCWlmICghb2JqLT5iYXNlLmZpbHAp IC8qIG5vdCBiYWNrZWQgYnkgYSBmcmVlYWJsZSBvYmplY3QgKi8KPiDCoAkJCWNvbnRpbnVlOwo+ IMKgCj4gLQkJaWYgKG9iai0+cGFnZXNfcGluX2NvdW50KQo+IC0JCQlwaW5uZWQgKz0gb2JqLT5i YXNlLnNpemU7Cj4gKwkJaWYgKCFjYW5fcmVsZWFzZV9wYWdlcyhvYmopKQo+ICsJCQl1bmV2aWN0 YWJsZSArPSBvYmotPmJhc2Uuc2l6ZSA+PiBQQUdFX1NISUZUOwo+IMKgCQllbHNlCj4gLQkJCXVu Ym91bmQgKz0gb2JqLT5iYXNlLnNpemU7Cj4gKwkJCXVuYm91bmQgKz0gb2JqLT5iYXNlLnNpemUg Pj4gUEFHRV9TSElGVDsKPiDCoAl9Cj4gwqAJbGlzdF9mb3JfZWFjaF9lbnRyeShvYmosICZkZXZf cHJpdi0+bW0uYm91bmRfbGlzdCwgZ2xvYmFsX2xpc3QpIHsKPiDCoAkJaWYgKCFvYmotPmJhc2Uu ZmlscCkKPiDCoAkJCWNvbnRpbnVlOwo+IMKgCj4gLQkJaWYgKG9iai0+cGFnZXNfcGluX2NvdW50 ID4gbnVtX3ZtYV9ib3VuZChvYmopKQo+IC0JCQlwaW5uZWQgKz0gb2JqLT5iYXNlLnNpemU7Cj4g KwkJaWYgKCFjYW5fcmVsZWFzZV9wYWdlcyhvYmopKQo+ICsJCQl1bmV2aWN0YWJsZSArPSBvYmot PmJhc2Uuc2l6ZSA+PiBQQUdFX1NISUZUOwo+IMKgCQllbHNlCj4gLQkJCWJvdW5kICs9IG9iai0+ YmFzZS5zaXplOwo+ICsJCQlib3VuZCArPSBvYmotPmJhc2Uuc2l6ZSA+PiBQQUdFX1NISUZUOwo+ IMKgCX0KPiDCoAo+IMKgCWk5MTVfZ2VtX3Nocmlua2VyX3VubG9ja191bmludGVycnVwdGlibGUo ZGV2X3ByaXYsICZzbHUpOwo+IMKgCj4gwqAJaWYgKGZyZWVkX3BhZ2VzIHx8IHVuYm91bmQgfHwg Ym91bmQpCj4gLQkJcHJfaW5mbygiUHVyZ2luZyBHUFUgbWVtb3J5LCAlbHUgYnl0ZXMgZnJlZWQs ICVsdSBieXRlcyBzdGlsbCBwaW5uZWQuXG4iLAo+IC0JCQlmcmVlZF9wYWdlcyA8PCBQQUdFX1NI SUZULCBwaW5uZWQpOwo+ICsJCXByX2luZm8oIlB1cmdpbmcgR1BVIG1lbW9yeSwgJWx1IHBhZ2Vz IGZyZWVkLCAlbHUgcGFnZXMgc3RpbGwgcGlubmVkLlxuIiwKPiArCQkJZnJlZWRfcGFnZXMsIHVu ZXZpY3RhYmxlKTsKCk15IGNvZGUgY2hlY2tlciBzZW5zZXMgYXJlIHRpbmdsaW5nLCB0aGlzIGxv b2tzIHZlcnkgbXVjaCBsaWtlCm92ZXJzaXplZCBsaW5lLCBtaW5kIGN1dHRpbmcgaXQgZG93bj8K CldpdGggdGhhdCBhZGRyZXNzZWQsCgpSZXZpZXdlZC1ieTogSm9vbmFzIExhaHRpbmVuIDxqb29u YXMubGFodGluZW5AbGludXguaW50ZWwuY29tPgoKPiDCoAlpZiAodW5ib3VuZCB8fCBib3VuZCkK PiAtCQlwcl9lcnIoIiVsdSBhbmQgJWx1IGJ5dGVzIHN0aWxsIGF2YWlsYWJsZSBpbiB0aGUgIgo+ ICsJCXByX2VycigiJWx1IGFuZCAlbHUgcGFnZXMgc3RpbGwgYXZhaWxhYmxlIGluIHRoZSAiCj4g wqAJCcKgwqDCoMKgwqDCoMKgImJvdW5kIGFuZCB1bmJvdW5kIEdQVSBwYWdlIGxpc3RzLlxuIiwK PiDCoAkJwqDCoMKgwqDCoMKgwqBib3VuZCwgdW5ib3VuZCk7Cj4gwqAKLS0gCkpvb25hcyBMYWh0 aW5lbgpPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRlcgpJbnRlbCBDb3Jwb3JhdGlvbgpfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK