From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH 3/5] drm/i915: Mark up "sentinel" requests Date: Tue, 06 Aug 2019 17:29:58 +0300 Message-ID: <871rxyicyh.fsf@gaia.fi.intel.com> References: <20190806134725.25321-1-chris@chris-wilson.co.uk> <20190806134725.25321-3-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id D74246E388 for ; Tue, 6 Aug 2019 14:30:33 +0000 (UTC) In-Reply-To: <20190806134725.25321-3-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+IHdyaXRlczoKCj4gU29tZXRp bWVzIHdlIHdhbnQgdG8gZW1pdCBhIHRlcm1pbmF0b3IgcmVxdWVzdCwgYSByZXF1ZXN0IHRoYXQg Zmx1c2hlcwo+IHRoZSBwaXBlbGluZSBhbmQgYWxsb3dzIG5vIHJlcXVlc3QgdG8gY29tZSBhZnRl ciBpdC4gVGhpcyBjYW4gYmUgdXNlZAo+IGZvciBhICJwcmVlbXB0LXRvLWlkbGUiIHRvIGVuc3Vy ZSB0aGF0IHVwb24gcHJvY2Vzc2luZyB0aGUKPiBjb250ZXh0LXN3aXRjaCB0byB0aGF0IHJlcXVl c3QsIGFsbCBvdGhlciBhY3RpdmUgY29udGV4dHMgaGF2ZSBiZWVuCj4gZmx1c2hlZC4KPgo+IFNp Z25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNAY2hyaXMtd2lsc29uLmNvLnVrPgo+IC0t LQo+ICBkcml2ZXJzL2dwdS9kcm0vaTkxNS9ndC9pbnRlbF9scmMuYyB8ICA2ICsrKysrKwo+ICBk cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X3JlcXVlc3QuaCB8IDEwICsrKysrKysrLS0KPiAgMiBm aWxlcyBjaGFuZ2VkLCAxNCBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQo+Cj4gZGlmZiAt LWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d0L2ludGVsX2xyYy5jIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvZ3QvaW50ZWxfbHJjLmMKPiBpbmRleCA0ZTQ1Y2Q5NzIyNjcuLjU5YTdlNGViN2Uy YSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9ndC9pbnRlbF9scmMuYwo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d0L2ludGVsX2xyYy5jCj4gQEAgLTc1OSw2ICs3NTks OSBAQCBzdGF0aWMgYm9vbCBjYW5fbWVyZ2VfcnEoY29uc3Qgc3RydWN0IGk5MTVfcmVxdWVzdCAq cHJldiwKPiAgCUdFTV9CVUdfT04ocHJldiA9PSBuZXh0KTsKPiAgCUdFTV9CVUdfT04oIWFzc2Vy dF9wcmlvcml0eV9xdWV1ZShwcmV2LCBuZXh0KSk7Cj4gIAo+ICsJaWYgKGk5MTVfcmVxdWVzdF9o YXNfc2VudGluZWwocHJldikpCj4gKwkJcmV0dXJuIGZhbHNlOwo+ICsKPiAgCWlmICghY2FuX21l cmdlX2N0eChwcmV2LT5od19jb250ZXh0LCBuZXh0LT5od19jb250ZXh0KSkKPiAgCQlyZXR1cm4g ZmFsc2U7Cj4gIAo+IEBAIC0xMjUwLDYgKzEyNTMsOSBAQCBzdGF0aWMgdm9pZCBleGVjbGlzdHNf ZGVxdWV1ZShzdHJ1Y3QgaW50ZWxfZW5naW5lX2NzICplbmdpbmUpCj4gIAkJCQlpZiAobGFzdC0+ aHdfY29udGV4dCA9PSBycS0+aHdfY29udGV4dCkKPiAgCQkJCQlnb3RvIGRvbmU7Cj4gIAo+ICsJ CQkJaWYgKGk5MTVfcmVxdWVzdF9oYXNfc2VudGluZWwobGFzdCkpCj4gKwkJCQkJZ290byBkb25l Owo+ICsKPiAgCQkJCS8qCj4gIAkJCQkgKiBJZiBHVlQgb3ZlcnJpZGVzIHVzIHdlIG9ubHkgZXZl ciBzdWJtaXQKPiAgCQkJCSAqIHBvcnRbMF0sIGxlYXZpbmcgcG9ydFsxXSBlbXB0eS4gTm90ZSB0 aGF0IHdlCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVxdWVzdC5o IGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9yZXF1ZXN0LmgKPiBpbmRleCAzMTNkZjNjMzcx NTguLmM0MWVjYmUwYmQwYyAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X3JlcXVlc3QuaAo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfcmVxdWVzdC5oCj4g QEAgLTIxNyw4ICsyMTcsOSBAQCBzdHJ1Y3QgaTkxNV9yZXF1ZXN0IHsKPiAgCXVuc2lnbmVkIGxv bmcgZW1pdHRlZF9qaWZmaWVzOwo+ICAKPiAgCXVuc2lnbmVkIGxvbmcgZmxhZ3M7Cj4gLSNkZWZp bmUgSTkxNV9SRVFVRVNUX1dBSVRCT09TVCBCSVQoMCkKPiAtI2RlZmluZSBJOTE1X1JFUVVFU1Rf Tk9QUkVFTVBUIEJJVCgxKQo+ICsjZGVmaW5lIEk5MTVfUkVRVUVTVF9XQUlUQk9PU1QJQklUKDAp Cj4gKyNkZWZpbmUgSTkxNV9SRVFVRVNUX05PUFJFRU1QVAlCSVQoMSkKPiArI2RlZmluZSBJOTE1 X1JFUVVFU1RfU0VOVElORUwJQklUKDIpCgpXb3VsZCBpdCBiZSBwb3NzaWJsZSB0byB1c2UgJ2Vt cHR5JyBpZSBub24gcGF5bG9hZGFibGUKcmVxdWVzdHMgYXMgYSBzZW50aW5lbD8gKHVzaW5nIHRo ZSByZXF1ZXN0LT5wb3N0Zml4KS4KCk9yIGlzIHRoZSBhZHZhbnRhZ2UgaGVyZSB0aGF0IGJ5IGF0 dGFjaGluZyBpdCBhcwphIHByb3BlcnR5LCB5b3UgYXZvaWQgc3VibWl0dGluZyBhbiBleHRyYSAo ZW1wdHkpPwoKLU1pa2EKCj4gIAo+ICAJLyoqIHRpbWVsaW5lLT5yZXF1ZXN0IGVudHJ5IGZvciB0 aGlzIHJlcXVlc3QgKi8KPiAgCXN0cnVjdCBsaXN0X2hlYWQgbGluazsKPiBAQCAtNDQzLDYgKzQ0 NCwxMSBAQCBzdGF0aWMgaW5saW5lIGJvb2wgaTkxNV9yZXF1ZXN0X2hhc19ub3ByZWVtcHQoY29u c3Qgc3RydWN0IGk5MTVfcmVxdWVzdCAqcnEpCj4gIAlyZXR1cm4gdW5saWtlbHkocnEtPmZsYWdz ICYgSTkxNV9SRVFVRVNUX05PUFJFRU1QVCk7Cj4gIH0KPiAgCj4gK3N0YXRpYyBpbmxpbmUgYm9v bCBpOTE1X3JlcXVlc3RfaGFzX3NlbnRpbmVsKGNvbnN0IHN0cnVjdCBpOTE1X3JlcXVlc3QgKnJx KQo+ICt7Cj4gKwlyZXR1cm4gdW5saWtlbHkocnEtPmZsYWdzICYgSTkxNV9SRVFVRVNUX1NFTlRJ TkVMKTsKPiArfQo+ICsKPiAgYm9vbCBpOTE1X3JldGlyZV9yZXF1ZXN0cyhzdHJ1Y3QgZHJtX2k5 MTVfcHJpdmF0ZSAqaTkxNSk7Cj4gIAo+ICAjZW5kaWYgLyogSTkxNV9SRVFVRVNUX0ggKi8KPiAt LSAKPiAyLjIzLjAucmMxCj4KPiBfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fXwo+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiBJbnRlbC1nZnhAbGlzdHMuZnJl ZWRlc2t0b3Aub3JnCj4gaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Au b3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwt Z2Z4