From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH v2 2/3] drm/i915/shrinker: Report "unevictable" pages Date: Wed, 20 Apr 2016 14:51:50 +0300 Message-ID: <871t60zeeh.fsf@gaia.fi.intel.com> References: <1461150592-27818-1-git-send-email-chris@chris-wilson.co.uk> <1461150592-27818-2-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 mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id E817F6E977 for ; Wed, 20 Apr 2016 11:54:11 +0000 (UTC) In-Reply-To: <1461150592-27818-2-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 Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gWyB0ZXh0 L3BsYWluIF0KPiBJbnNpZGUgdGhlIHNocmlua2VyIHdlIGNhbGwgY2FuX3JlbGVhc2VfcGFnZXMo KSB0byBpbmRpY2F0ZSB3aGV0aGVyIG9yCj4gbm90IHdlIGNhbiBtYWtlIGZvcndhcmQgcHJvZ3Jl c3MgaW4gZnJlZWluZyB1cCBtZW1vcnkgYnkgdW5iaW5kaW5nIHRoYXQKPiBvYmplY3QuIFdoZW4g YWRkaW5nIG91ciByZXBvcnQgdG8gb29tLCB3ZSBzaG91bGQgYmUgdXNpbmcgdGhlIHNhbWUKPiBs b2dpYy4KPgo+IFdoaWxzdCBoZXJlLCBjaGFuZ2UgdGhlIHJlcG9ydGluZyBmcm9tIGJ5dGVzIHRv IHBhZ2VzIHNvIHRoYXQgaXQgbG9va3MKPiBzbWFsbGVyIHRvIHRoZSB1c2VyISwgaXMgY29uc2lz dGVudCB3aXRoIHRoZSBuZWlnaGJvdXJpbmcgb29tIHJlcG9ydAo+IGl0c2VsZiB3aGljaCBkaXNw bGF5cyBjb3VudHMgaW4gcGFnZXMsIGFuZCBtYWtlcyB0aGUgdW5zaWduZWQgbG9uZwo+IG92ZXJm bG93IGxlc3MgbGlrZWx5Lgo+Cj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0Bj aHJpcy13aWxzb24uY28udWs+Cj4gQ2M6IEpvb25hcyBMYWh0aW5lbiA8am9vbmFzLmxhaHRpbmVu QGxpbnV4LmludGVsLmNvbT4KClJldmlld2VkLWJ5OiBNaWthIEt1b3BwYWxhIDxtaWthLmt1b3Bw YWxhQGludGVsLmNvbT4KCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX3No cmlua2VyLmMgfCAyMiArKysrKysrKysrKy0tLS0tLS0tLS0tCj4gIDEgZmlsZSBjaGFuZ2VkLCAx MSBpbnNlcnRpb25zKCspLCAxMSBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zaHJpbmtlci5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUv aTkxNV9nZW1fc2hyaW5rZXIuYwo+IGluZGV4IDRlNGZjZmE3NmI0Yy4uY2IyMjVlMDM5ZDQ4IDEw MDY0NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX3Nocmlua2VyLmMKPiAr KysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9zaHJpbmtlci5jCj4gQEAgLTMzNiw3 ICszMzYsNyBAQCBpOTE1X2dlbV9zaHJpbmtlcl9vb20oc3RydWN0IG5vdGlmaWVyX2Jsb2NrICpu YiwgdW5zaWduZWQgbG9uZyBldmVudCwgdm9pZCAqcHRyKQo+ICAJCWNvbnRhaW5lcl9vZihuYiwg c3RydWN0IGRybV9pOTE1X3ByaXZhdGUsIG1tLm9vbV9ub3RpZmllcik7Cj4gIAlzdHJ1Y3Qgc2hy aW5rZXJfbG9ja191bmludGVycnVwdGlibGUgc2x1Owo+ICAJc3RydWN0IGRybV9pOTE1X2dlbV9v YmplY3QgKm9iajsKPiAtCXVuc2lnbmVkIGxvbmcgcGlubmVkLCBib3VuZCwgdW5ib3VuZCwgZnJl ZWRfcGFnZXM7Cj4gKwl1bnNpZ25lZCBsb25nIHVuZXZpY3RhYmxlLCBib3VuZCwgdW5ib3VuZCwg ZnJlZWRfcGFnZXM7Cj4gIAo+ICAJaWYgKCFpOTE1X2dlbV9zaHJpbmtlcl9sb2NrX3VuaW50ZXJy dXB0aWJsZShkZXZfcHJpdiwgJnNsdSwgNTAwMCkpCj4gIAkJcmV0dXJuIE5PVElGWV9ET05FOwo+ IEBAIC0zNDcsMzMgKzM0NywzMyBAQCBpOTE1X2dlbV9zaHJpbmtlcl9vb20oc3RydWN0IG5vdGlm aWVyX2Jsb2NrICpuYiwgdW5zaWduZWQgbG9uZyBldmVudCwgdm9pZCAqcHRyKQo+ICAJICogYXNz ZXJ0IHRoYXQgdGhlcmUgYXJlIG5vIG9iamVjdHMgd2l0aCBwaW5uZWQgcGFnZXMgdGhhdCBhcmUg bm90Cj4gIAkgKiBiZWluZyBwb2ludGVkIHRvIGJ5IGhhcmR3YXJlLgo+ICAJICovCj4gLQl1bmJv dW5kID0gYm91bmQgPSBwaW5uZWQgPSAwOwo+ICsJdW5ib3VuZCA9IGJvdW5kID0gdW5ldmljdGFi bGUgPSAwOwo+ICAJbGlzdF9mb3JfZWFjaF9lbnRyeShvYmosICZkZXZfcHJpdi0+bW0udW5ib3Vu ZF9saXN0LCBnbG9iYWxfbGlzdCkgewo+ICAJCWlmICghb2JqLT5iYXNlLmZpbHApIC8qIG5vdCBi YWNrZWQgYnkgYSBmcmVlYWJsZSBvYmplY3QgKi8KPiAgCQkJY29udGludWU7Cj4gIAo+IC0JCWlm IChvYmotPnBhZ2VzX3Bpbl9jb3VudCkKPiAtCQkJcGlubmVkICs9IG9iai0+YmFzZS5zaXplOwo+ ICsJCWlmICghY2FuX3JlbGVhc2VfcGFnZXMob2JqKSkKPiArCQkJdW5ldmljdGFibGUgKz0gb2Jq LT5iYXNlLnNpemUgPj4gUEFHRV9TSElGVDsKPiAgCQllbHNlCj4gLQkJCXVuYm91bmQgKz0gb2Jq LT5iYXNlLnNpemU7Cj4gKwkJCXVuYm91bmQgKz0gb2JqLT5iYXNlLnNpemUgPj4gUEFHRV9TSElG VDsKPiAgCX0KPiAgCWxpc3RfZm9yX2VhY2hfZW50cnkob2JqLCAmZGV2X3ByaXYtPm1tLmJvdW5k X2xpc3QsIGdsb2JhbF9saXN0KSB7Cj4gIAkJaWYgKCFvYmotPmJhc2UuZmlscCkKPiAgCQkJY29u dGludWU7Cj4gIAo+IC0JCWlmIChvYmotPnBhZ2VzX3Bpbl9jb3VudCA+IG51bV92bWFfYm91bmQo b2JqKSkKPiAtCQkJcGlubmVkICs9IG9iai0+YmFzZS5zaXplOwo+ICsJCWlmICghY2FuX3JlbGVh c2VfcGFnZXMob2JqKSkKPiArCQkJdW5ldmljdGFibGUgKz0gb2JqLT5iYXNlLnNpemUgPj4gUEFH RV9TSElGVDsKPiAgCQllbHNlCj4gLQkJCWJvdW5kICs9IG9iai0+YmFzZS5zaXplOwo+ICsJCQli b3VuZCArPSBvYmotPmJhc2Uuc2l6ZSA+PiBQQUdFX1NISUZUOwo+ICAJfQo+ICAKPiAgCWk5MTVf Z2VtX3Nocmlua2VyX3VubG9ja191bmludGVycnVwdGlibGUoZGV2X3ByaXYsICZzbHUpOwo+ICAK PiAgCWlmIChmcmVlZF9wYWdlcyB8fCB1bmJvdW5kIHx8IGJvdW5kKQo+IC0JCXByX2luZm8oIlB1 cmdpbmcgR1BVIG1lbW9yeSwgJWx1IGJ5dGVzIGZyZWVkLCAlbHUgYnl0ZXMgc3RpbGwgcGlubmVk LlxuIiwKPiAtCQkJZnJlZWRfcGFnZXMgPDwgUEFHRV9TSElGVCwgcGlubmVkKTsKPiArCQlwcl9p bmZvKCJQdXJnaW5nIEdQVSBtZW1vcnksICVsdSBwYWdlcyBmcmVlZCwgJWx1IHBhZ2VzIHN0aWxs IHBpbm5lZC5cbiIsCj4gKwkJCWZyZWVkX3BhZ2VzLCB1bmV2aWN0YWJsZSk7Cj4gIAlpZiAodW5i b3VuZCB8fCBib3VuZCkKPiAtCQlwcl9lcnIoIiVsdSBhbmQgJWx1IGJ5dGVzIHN0aWxsIGF2YWls YWJsZSBpbiB0aGUgIgo+ICsJCXByX2VycigiJWx1IGFuZCAlbHUgcGFnZXMgc3RpbGwgYXZhaWxh YmxlIGluIHRoZSAiCj4gIAkJICAgICAgICJib3VuZCBhbmQgdW5ib3VuZCBHUFUgcGFnZSBsaXN0 cy5cbiIsCj4gIAkJICAgICAgIGJvdW5kLCB1bmJvdW5kKTsKPiAgCj4gLS0gCj4gMi44LjEKPgo+ IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gSW50ZWwt Z2Z4IG1haWxpbmcgbGlzdAo+IEludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRw czovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeApfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFp bGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5m cmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK