From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH] drm/i915: Retire an active batch pool object rather than allocate new Date: Thu, 26 Jan 2017 16:25:25 +0200 Message-ID: <87ziid99uy.fsf@gaia.fi.intel.com> References: <20170126122959.18223-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTPS id E1B3A6EBAC for ; Thu, 26 Jan 2017 14:26:08 +0000 (UTC) In-Reply-To: <20170126122959.18223-1-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+IHdyaXRlczoKCj4gU2luY2Ug b2JqLT5hY3RpdmVfY291bnQgaXMgb25seSB1cGRhdGVkIHVwb24gcmV0aXJlbWVudCwgaWYgd2Ug c2VlIGFuCj4gYWN0aXZlIG9iamVjdCBpbiB0aGUgYmF0Y2ggcG9vbCwgZG91YmxlIGNoZWNrIHRo YXQgaXMgc3RpbGwgYWN0aXZlCj4gYmVmb3JlIGRlY2lkaW5nIHRvIGFsbG9jYXRlIGEgbmV3IG9i amVjdC4KPgo+IFNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29u LmNvLnVrPgo+IC0tLQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbV9iYXRjaF9wb29s LmMgfCAyOSArKysrKysrKysrKysrKy0tLS0tLS0tLS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwg MTQgaW5zZXJ0aW9ucygrKSwgMTUgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fYmF0Y2hfcG9vbC5jIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV9nZW1fYmF0Y2hfcG9vbC5jCj4gaW5kZXggODUzYjYxNWZhNTc0Li4yMmI3ZWUyYzll ZjYgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fYmF0Y2hfcG9v bC5jCj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fYmF0Y2hfcG9vbC5jCj4g QEAgLTk2LDggKzk2LDcgQEAgc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKgo+ICBpOTE1X2dl bV9iYXRjaF9wb29sX2dldChzdHJ1Y3QgaTkxNV9nZW1fYmF0Y2hfcG9vbCAqcG9vbCwKPiAgCQkJ c2l6ZV90IHNpemUpCj4gIHsKPiAtCXN0cnVjdCBkcm1faTkxNV9nZW1fb2JqZWN0ICpvYmogPSBO VUxMOwo+IC0Jc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3QgKnRtcDsKPiArCXN0cnVjdCBkcm1f aTkxNV9nZW1fb2JqZWN0ICpvYmo7Cj4gIAlzdHJ1Y3QgbGlzdF9oZWFkICpsaXN0Owo+ICAJaW50 IG4sIHJldDsKPiAgCj4gQEAgLTExMiwyNiArMTExLDI2IEBAIGk5MTVfZ2VtX2JhdGNoX3Bvb2xf Z2V0KHN0cnVjdCBpOTE1X2dlbV9iYXRjaF9wb29sICpwb29sLAo+ICAJCW4gPSBBUlJBWV9TSVpF KHBvb2wtPmNhY2hlX2xpc3QpIC0gMTsKPiAgCWxpc3QgPSAmcG9vbC0+Y2FjaGVfbGlzdFtuXTsK PiAgCj4gLQlsaXN0X2Zvcl9lYWNoX2VudHJ5KHRtcCwgbGlzdCwgYmF0Y2hfcG9vbF9saW5rKSB7 Cj4gKwlsaXN0X2Zvcl9lYWNoX2VudHJ5KG9iaiwgbGlzdCwgYmF0Y2hfcG9vbF9saW5rKSB7Cj4g IAkJLyogVGhlIGJhdGNoZXMgYXJlIHN0cmljdGx5IExSVSBvcmRlcmVkICovCj4gLQkJaWYgKGk5 MTVfZ2VtX29iamVjdF9pc19hY3RpdmUodG1wKSkKPiAtCQkJYnJlYWs7Cj4gKwkJaWYgKGk5MTVf Z2VtX29iamVjdF9pc19hY3RpdmUob2JqKSkgewo+ICsJCQlpOTE1X2dlbV9yZXRpcmVfcmVxdWVz dHMocG9vbC0+ZW5naW5lLT5pOTE1KTsKPiArCQkJaWYgKGk5MTVfZ2VtX29iamVjdF9pc19hY3Rp dmUob2JqKSkKPiArCQkJCWJyZWFrOwo+ICsJCX0KPiAgCj4gLQkJR0VNX0JVR19PTighcmVzZXJ2 YXRpb25fb2JqZWN0X3Rlc3Rfc2lnbmFsZWRfcmN1KHRtcC0+cmVzdiwKPiArCQlHRU1fQlVHX09O KCFyZXNlcnZhdGlvbl9vYmplY3RfdGVzdF9zaWduYWxlZF9yY3Uob2JqLT5yZXN2LAo+ICAJCQkJ CQkJCSB0cnVlKSk7Cj4gIAo+IC0JCWlmICh0bXAtPmJhc2Uuc2l6ZSA+PSBzaXplKSB7Cj4gLQkJ CW9iaiA9IHRtcDsKClRoaXMgY2h1bmsgaGVyZSBjb2xsaWRlcyB3aXRoIHRoZQpkMDdmMGU1OWIg KCJkcm0vaTkxNTogTW92ZSBHRU0gYWN0aXZpdHkgdHJhY2tpbmcuLiIpCgpQbGVhc2UgcmViYXNl LgoKLU1pa2EKCgo+IC0JCQlicmVhazsKPiAtCQl9Cj4gKwkJaWYgKG9iai0+YmFzZS5zaXplID49 IHNpemUpCj4gKwkJCWdvdG8gZm91bmQ7Cj4gIAl9Cj4gIAo+IC0JaWYgKG9iaiA9PSBOVUxMKSB7 Cj4gLQkJb2JqID0gaTkxNV9nZW1fb2JqZWN0X2NyZWF0ZV9pbnRlcm5hbChwb29sLT5lbmdpbmUt Pmk5MTUsIHNpemUpOwo+IC0JCWlmIChJU19FUlIob2JqKSkKPiAtCQkJcmV0dXJuIG9iajsKPiAt CX0KPiArCW9iaiA9IGk5MTVfZ2VtX29iamVjdF9jcmVhdGVfaW50ZXJuYWwocG9vbC0+ZW5naW5l LT5pOTE1LCBzaXplKTsKPiArCWlmIChJU19FUlIob2JqKSkKPiArCQlyZXR1cm4gb2JqOwo+ICAK PiArZm91bmQ6Cj4gIAlyZXQgPSBpOTE1X2dlbV9vYmplY3RfcGluX3BhZ2VzKG9iaik7Cj4gIAlp ZiAocmV0KQo+ICAJCXJldHVybiBFUlJfUFRSKHJldCk7Cj4gLS0gCj4gMi4xMS4wCj4KPiBfX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+IEludGVsLWdmeCBt YWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcg bGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==