From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tvrtko Ursulin Subject: Re: [PATCH 1/2] drm/i915: Recheck breadcrumb seqno after an interrupt Date: Thu, 16 Feb 2017 10:45:56 +0000 Message-ID: <0bde7fd7-7a4d-be88-8ee7-47f1df58aa7a@linux.intel.com> References: <20170216092959.31933-1-chris@chris-wilson.co.uk> <20170216103616.GB21134@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 812F36EAC4 for ; Thu, 16 Feb 2017 10:45:58 +0000 (UTC) In-Reply-To: <20170216103616.GB21134@nuc-i3427.alporthouse.com> 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 Ck9uIDE2LzAyLzIwMTcgMTA6MzYsIENocmlzIFdpbHNvbiB3cm90ZToKPiBPbiBUaHUsIEZlYiAx NiwgMjAxNyBhdCAxMDoyMToxN0FNICswMDAwLCBUdnJ0a28gVXJzdWxpbiB3cm90ZToKPj4KPj4g T24gMTYvMDIvMjAxNyAwOToyOSwgQ2hyaXMgV2lsc29uIHdyb3RlOgo+Pj4gSWYgYW4gaW50ZXJy dXB0IGFycml2ZXMgd2hpbHN0IHdlIGFyZSBwZXJmb3JtaW5nIHRoZSBpcnEtc2Vxbm8gYmFycmll ciwKPj4+IHJlY2hlY2sgdGhlIHNlcW5vIGFnYWluIGJlZm9yZSByZXR1cm5pbmcuCj4+Pgo+Pj4g U2lnbmVkLW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4+ PiBDYzogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4KPj4+IC0tLQo+ Pj4gZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaCB8IDYgKysrKy0tCj4+PiAxIGZpbGUg Y2hhbmdlZCwgNCBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQo+Pj4KPj4+IGRpZmYgLS1n aXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV9kcnYuaAo+Pj4gaW5kZXggYzFiNDAwZjFlZGU0Li5lY2I4YjQxNGJkZDIgMTAwNjQ0 Cj4+PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4+PiArKysgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4+PiBAQCAtNDEwMiw2ICs0MTAyLDkgQEAgX19p OTE1X3JlcXVlc3RfaXJxX2NvbXBsZXRlKGNvbnN0IHN0cnVjdCBkcm1faTkxNV9nZW1fcmVxdWVz dCAqcmVxKQo+Pj4gCWlmIChfX2k5MTVfZ2VtX3JlcXVlc3RfY29tcGxldGVkKHJlcSwgc2Vxbm8p KQo+Pj4gCQlyZXR1cm4gdHJ1ZTsKPj4+Cj4+PiArCWlmICghZW5naW5lLT5pcnFfc2Vxbm9fYmFy cmllcikKPj4+ICsJCXJldHVybiBmYWxzZTsKPj4+ICsKPj4+IAkvKiBFbnN1cmUgb3VyIHJlYWQg b2YgdGhlIHNlcW5vIGlzIGNvaGVyZW50IHNvIHRoYXQgd2UKPj4+IAkgKiBkbyBub3QgIm1pc3Mg YW4gaW50ZXJydXB0IiAoaS5lLiBpZiB0aGlzIGlzIHRoZSBsYXN0Cj4+PiAJICogcmVxdWVzdCBh bmQgdGhlIHNlcW5vIHdyaXRlIGZyb20gdGhlIEdQVSBpcyBub3QgdmlzaWJsZQo+Pj4gQEAgLTQx MTMsOCArNDExNiw3IEBAIF9faTkxNV9yZXF1ZXN0X2lycV9jb21wbGV0ZShjb25zdCBzdHJ1Y3Qg ZHJtX2k5MTVfZ2VtX3JlcXVlc3QgKnJlcSkKPj4+IAkgKiBidXQgaXQgaXMgZWFzaWVyIGFuZCBz YWZlciB0byBkbyBpdCBldmVyeSB0aW1lIHRoZSB3YWl0ZXIKPj4+IAkgKiBpcyB3b2tlbi4KPj4+ IAkgKi8KPj4+IC0JaWYgKGVuZ2luZS0+aXJxX3NlcW5vX2JhcnJpZXIgJiYKPj4+IC0JICAgIHRl c3RfYW5kX2NsZWFyX2JpdChFTkdJTkVfSVJRX0JSRUFEQ1JVTUIsICZlbmdpbmUtPmlycV9wb3N0 ZWQpKSB7Cj4+PiArCXdoaWxlICh0ZXN0X2FuZF9jbGVhcl9iaXQoRU5HSU5FX0lSUV9CUkVBRENS VU1CLCAmZW5naW5lLT5pcnFfcG9zdGVkKSkgewo+Pj4gCQl1bnNpZ25lZCBsb25nIGZsYWdzOwo+ Pj4KPj4+IAkJLyogVGhlIG9yZGVyaW5nIG9mIGlycV9wb3N0ZWQgdmVyc3VzIGFwcGx5aW5nIHRo ZSBiYXJyaWVyCj4+Pgo+Pgo+PiBIbW1tLi4gaWYgdGhpcyBoZWxwcyBpdCBmZWVscyB0aGF0IHRo ZXJlIGlzIGEgcmFjZSBzb21ld2hlcmUuCj4+IEJlY2F1c2Ugd2UgaGF2ZSBwcm9jZXNzZWQgb25l IGludGVycnVwdCwgYnV0IGl0IHdhc24ndCBmb3IgdXMuCj4KPiBUaGVyZSBtYXkgYmUgbWFueSBp bnRlcnJ1cHRzIGJldHdlZW4gbm93IGFuZCB0aGUgb25lIHdlIGFjdHVhbGx5IHdhbnQuCj4gVGhl IGNhbGxlciBvZiB0aGlzIGZ1bmN0aW9uIGlzIChvciB3YXMgYXQgdGhlIHRpbWUpIGhhcyB0aGUg Zmlyc3Qgc2Vxbm8KPiB0byBiZSBzaWduYWxlZCwgaXQgaXMganVzdCBub3QgbmVjZXNzYXJpbHkg dGhlIG5leHQgaW50ZXJydXB0Lgo+Cj4+IFRoYXQKPj4gbWVhbnMgdGhlcmUgd2lsbCBiZSBhbm90 aGVyIG9uZSBjb21pbmcuIFdoeSBoYW5kbGUgdGhhdCBhdCB0aGlzCj4+IGxldmVsPyBXaHkgY2hl Y2sgdHdpY2UgYW5kIG5vdCB0aHJlZSwgZm91ciwgZml2ZSB0aW1lcz8gOikKPgo+IEJlY2F1c2Ug dGhleSBhcmUgYWxsIGZvciB1cyEgVGhpcyBvbmx5IHNhdmVzIGEgdHJpcCB0aHJvdWdoIHNjaGVk dWxlLiBJZgo+IHdlIGRvbid0IGxvb3AgaGVyZSwgd2UganVzdCBsb29wIGF0IHRoZSBuZXh0IGxl dmVsLgoKWWVzLCB3aGljaCBsb29rcyBtb3JlIGNvcnJlY3QgdG8gbWUuIEJlY2F1c2UgdGhlIGNh bGxlciB0aGVuIGRvIHdoYXQgCnRoZXkgd2FudC4gU2lnbmFsbGVyIGp1c3Qgc2xlZXBzIGFuZCBp OTE1X3dhaXRfcmVxdWVzdCBwb3RlbnRpYWxseSBidXN5IAp3YWl0cyBmb3IgYSBiaXQuCgpTbyBl c3NlbnRpYWxseSB0aGlzIGlzIGp1c3QgYSBwZXJmb3JtYW5jZSBvcHRpbWlzYXRpb24gZm9yIHNv bWUgY2FzZXMsIApidXQgd2UgaGF2ZSB0byBiZSBzdXJlIGl0IGlzIG5vdCB0aGUgb3Bwb3NpdGUg Zm9yIHNvbWUgb3RoZXIgb25lcy4KClJlZ2FyZHMsCgpUdnJ0a28KCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50 ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9y Zy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=