From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 07/14] drm/i915: Stop spinning for DROP_IDLE (debugfs/i915_drop_caches) Date: Thu, 2 May 2019 15:16:12 +0100 Message-ID: <1e8bc905-0663-b0de-6605-8d788bf6d31d@linux.intel.com> References: <20190501114541.10077-1-chris@chris-wilson.co.uk> <20190501114541.10077-7-chris@chris-wilson.co.uk> <8c7b0892-d100-f64b-37c0-e601471708a8@linux.intel.com> <155680565207.9023.4775855077538661232@skylake-alporthouse-com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7636389453 for ; Thu, 2 May 2019 14:16:14 +0000 (UTC) In-Reply-To: <155680565207.9023.4775855077538661232@skylake-alporthouse-com> Content-Language: en-US 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 Ck9uIDAyLzA1LzIwMTkgMTU6MDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBRdW90aW5nIFR2cnRr byBVcnN1bGluICgyMDE5LTA1LTAyIDE0OjM0OjExKQo+Pgo+PiBPbiAwMS8wNS8yMDE5IDEyOjQ1 LCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4+PiBJZiB0aGUgdXNlciBpcyByYWNpbmcgYSBjYWxsIHRv IGRlYnVnZnMvaTkxNV9kcm9wX2NhY2hlcyB3aXRoIG9uZ29pbmcKPj4+IHN1Ym1pc3Npb24gZnJv bSBhbm90aGVyIHRocmVhZC9wcm9jZXNzLCB3ZSBtYXkgbmV2ZXIgZW5kIHVwIGlkbGluZyB0aGUK Pj4+IEdQVSBhbmQgYmUgdW5pbnRlcnJ1cHRpYmx5IHNwaW5uaW5nIGluIGRlYnVnZnMvaTkxNV9k cm9wX2NhY2hlcyB0cnlpbmcKPj4+IHRvIGNhdGNoIGFuIGlkbGUgbW9tZW50Lgo+Pj4KPj4+IEp1 c3QgZmx1c2ggdGhlIHdvcmsgb25jZSwgdGhhdCBzaG91bGQgYmUgZW5vdWdoIHRvIHBhcmsgdGhl IHN5c3RlbSB1bmRlcgo+Pj4gY29ycmVjdCBjb25kaXRpb25zLiBPdXRzaWRlIG9mIHRob3NlIHdl IGVpdGhlciBoYXZlIGEgZHJpdmVyIGJ1ZyBvciB0aGUKPj4+IHVzZXIgaXMgcmFjaW5nIHRoZW1z ZWx2ZXMuIFNhZGx5LCBiZWNhdXNlIHRoZSB1c2VyIG1heSBiZSBwcm92b2tpbmcgdGhlCj4+PiB1 bndhbnRlZCBzaXR1YXRpb24gd2UgY2FuJ3QgcHV0IGEgd2FybiBoZXJlIHRvIGF0dHJhY3QgYXR0 ZW50aW9uIHRvIGEKPj4+IHByb2JhYmxlIGJ1Zy4KPj4+Cj4+PiBTaWduZWQtb2ZmLWJ5OiBDaHJp cyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KPj4+IC0tLQo+Pj4gICAgZHJpdmVy cy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMgfCA0ICstLS0KPj4+ICAgIDEgZmlsZSBjaGFu Z2VkLCAxIGluc2VydGlvbigrKSwgMyBkZWxldGlvbnMoLSkKPj4+Cj4+PiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pOTE1X2RlYnVnZnMuYwo+Pj4gaW5kZXggN2U4ODk4ZDBiNzhiLi4yZWNlZmFjYjFlNjYgMTAw NjQ0Cj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMuYwo+Pj4gKysr IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMKPj4+IEBAIC0zOTMzLDkgKzM5 MzMsNyBAQCBpOTE1X2Ryb3BfY2FjaGVzX3NldCh2b2lkICpkYXRhLCB1NjQgdmFsKQo+Pj4gICAg ICAgIGZzX3JlY2xhaW1fcmVsZWFzZShHRlBfS0VSTkVMKTsKPj4+ICAgIAo+Pj4gICAgICAgIGlm ICh2YWwgJiBEUk9QX0lETEUpIHsKPj4+IC0gICAgICAgICAgICAgZG8gewo+Pj4gLSAgICAgICAg ICAgICAgICAgICAgIGZsdXNoX2RlbGF5ZWRfd29yaygmaTkxNS0+Z2VtLnJldGlyZV93b3JrKTsK Pj4+IC0gICAgICAgICAgICAgfSB3aGlsZSAoUkVBRF9PTkNFKGk5MTUtPmd0LmF3YWtlKSk7Cj4+ PiArICAgICAgICAgICAgIGZsdXNoX2RlbGF5ZWRfd29yaygmaTkxNS0+Z2VtLnJldGlyZV93b3Jr KTsKPj4+ICAgICAgICAgICAgICAgIGZsdXNoX3dvcmsoJmk5MTUtPmdlbS5pZGxlX3dvcmspOwo+ Pj4gICAgICAgIH0KPj4+ICAgIAo+Pj4KPj4KPj4gV2hhdCB3ZXJlIHN1cHBvc2VkIHRvIGJlIHNl bWFudGljcyBvZiBEUk9QX0lETEU/IE5vdyBpdCBzZWVtcyByYXRoZXIKPj4gd2Vhay4gU2hvdWxk IGl0IGZvciBpbnN0YW5jZSBhbHNvIGltcGx5IERST1BfQUNUSVZFPwo+IAo+IEFsbCBJIG5lZWQg Zm9yIERST1BfSURMRSBpcyB0aGF0IHRoZSBpZGxlIHdvcmtlciBpcyBmbHVzaGVkLiBJJ3ZlIGFs d2F5cwo+IGFzc3VtZWQgeW91IHdvdWxkIHBhc3MgaW4gRFJPUF9BQ1RJVkUgfCBEUk9QX1JFVElS RSB8IERST1BfSURMRSBhcyB0aGUKPiB0cmlmZWN0YS4KPiAKPiBUaGUgYmlnZ2VzdCBwcm9ibGVt IGhlcmUgaXMgdGhhdCdzIGl0IGlzIGFuIHVuaW50ZXJydXB0aWJsZSBsb29wLgoKT2theS4uIGxl dHMgc2VlIGlmIElHVCBpcyBwbGF5aW5nIGJhbGwuIDopCgpSZXZpZXdlZC1ieTogVHZydGtvIFVy c3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KClJlZ2FyZHMsCgpUdnJ0a28KX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxp bmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4