From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 7/7] drm/i915: Dont -ETIMEDOUT on identical new and previous (count, crc). Date: Wed, 29 Jul 2015 10:26:53 +0200 Message-ID: <20150729082653.GS16722@phenom.ffwll.local> References: <1437694550-5667-1-git-send-email-rodrigo.vivi@intel.com> <1437694550-5667-6-git-send-email-rodrigo.vivi@intel.com> <20150728202539.GD5902@intel.com> <1438121524.2444.47.camel@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f179.google.com (mail-wi0-f179.google.com [209.85.212.179]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5AB766EB9E for ; Wed, 29 Jul 2015 01:24:14 -0700 (PDT) Received: by wibxm9 with SMTP id xm9so189774634wib.0 for ; Wed, 29 Jul 2015 01:24:13 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1438121524.2444.47.camel@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Vivi, Rodrigo" Cc: "intel-gfx@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCBKdWwgMjgsIDIwMTUgYXQgMTA6MDU6MjFQTSArMDAwMCwgVml2aSwgUm9kcmlnbyB3 cm90ZToKPiBPbiBUdWUsIDIwMTUtMDctMjggYXQgMTM6MjUgLTA3MDAsIFJhZmFlbCBBbnRvZ25v bGxpIHdyb3RlOgo+ID4gT24gVGh1LCBKdWwgMjMsIDIwMTUgYXQgMDQ6MzU6NTBQTSAtMDcwMCwg Um9kcmlnbyBWaXZpIHdyb3RlOgo+ID4gPiBCeSBWZXNhIERQIDEuMiBzcGVjIFRFU1RfQ1JDX0NP VU5UIGlzIGEgIjQgYml0IHdyYXAgY291bnRlciB3aGljaAo+ID4gPiBpbmNyZW1lbnRzIGVhY2gg dGltZSB0aGUgVEVTVF9DUkNfeF94IGFyZSB1cGRhdGVkLiIKPiA+ID4gCj4gPiA+IEhvd2V2ZXIg aWYgd2UgYXJlIHRyeWluZyB0byB2ZXJpZnkgdGhlIHNjcmVlbiBoYXNuJ3QgY2hhbmdlZCB3ZSBn ZXQKPiA+ID4gc2FtZSAoY291bnQsIGNyYykgcGFpciB0d2ljZS4gV2l0aG91dCB0aGlzIHBhdGNo IHdlIHdvdWxkIHJldHVybgo+ID4gPiAtRVRJTUVPVVQgaW4gdGhpcyBjYXNlLgo+ID4gPiAKPiA+ ID4gU28sIGlmIGluIDYgdmJsYW5rcyB0aGUgcGFpciAoY291bnQsIGNyYykgaGFzbid0IGNoYW5n ZWQgd2UKPiA+ID4gcmV0dXJuIGl0IGFueXdheSBpbnN0ZWFkIG9mIHJldHVybmluZyBlcnJvciBh bmQgbGV0IHRlc3QgY2FzZSBkZWNpZGUKPiA+ID4gaWYgaXQgd2FzIHJpZ2h0IG9yIG5vdC4KPiA+ ID4gCj4gPiA+IFNpZ25lZC1vZmYtYnk6IFJvZHJpZ28gVml2aSA8cm9kcmlnby52aXZpQGludGVs LmNvbT4KPiA+IAo+ID4gTG9va3MgZ29vZC4KPiA+IAo+ID4gPiAtLS0KPiA+ID4gIGRyaXZlcnMv Z3B1L2RybS9pOTE1L2ludGVsX2RwLmMgfCAyMSArKysrKysrKysrKysrKystLS0tLS0KPiA+ID4g IDEgZmlsZSBjaGFuZ2VkLCAxNSBpbnNlcnRpb25zKCspLCA2IGRlbGV0aW9ucygtKQo+ID4gPiAK PiA+ID4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kcC5jCj4gPiA+IGluZGV4IGM3MzcyYTEuLmU5OWVjN2Eg MTAwNjQ0Cj4gPiA+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2ludGVsX2RwLmMKPiA+ID4g KysrIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZHAuYwo+ID4gPiBAQCAtNDAyOCw2ICs0 MDI4LDcgQEAgaW50IGludGVsX2RwX3NpbmtfY3JjKHN0cnVjdCBpbnRlbF9kcCAqaW50ZWxfZHAs IHU4ICpjcmMpCj4gPiA+ICAJdTggYnVmOwo+ID4gPiAgCWludCBjb3VudCwgcmV0Owo+ID4gPiAg CWludCBhdHRlbXB0cyA9IDY7Cj4gPiA+ICsJYm9vbCBvbGRfZXF1YWxfbmV3Owo+ID4gPiAgCj4g PiA+ICAJcmV0ID0gaW50ZWxfZHBfc2lua19jcmNfc3RhcnQoaW50ZWxfZHApOwo+ID4gPiAgCWlm IChyZXQpCj4gPiA+IEBAIC00MDQyLDYgKzQwNDMsNyBAQCBpbnQgaW50ZWxfZHBfc2lua19jcmMo c3RydWN0IGludGVsX2RwICppbnRlbF9kcCwgdTggKmNyYykKPiA+ID4gIAkJCWdvdG8gc3RvcDsK PiA+ID4gIAkJfQo+ID4gPiAgCQljb3VudCA9IGJ1ZiAmIERQX1RFU1RfQ09VTlRfTUFTSzsKPiA+ ID4gKwo+ID4gPiAgCQkvKgo+ID4gPiAgCQkgKiBDb3VudCBtaWdodCBiZSByZXNldCBkdXJpbmcg dGhlIGxvb3AuIEluIHRoaXMgY2FzZQo+ID4gPiAgCQkgKiBsYXN0IGtub3duIGNvdW50IG5lZWRz IHRvIGJlIHJlc2V0IGFzIHdlbGwuCj4gPiA+IEBAIC00MDUzLDE3ICs0MDU1LDI0IEBAIGludCBp bnRlbF9kcF9zaW5rX2NyYyhzdHJ1Y3QgaW50ZWxfZHAgKmludGVsX2RwLCB1OCAqY3JjKQo+ID4g PiAgCQkJcmV0ID0gLUVJTzsKPiA+ID4gIAkJCWdvdG8gc3RvcDsKPiA+ID4gIAkJfQo+ID4gPiAt CX0gd2hpbGUgKC0tYXR0ZW1wdHMgJiYgKGNvdW50ID09IDAgfHwgKGNvdW50ID09IGludGVsX2Rw LT5zaW5rX2NyYy5sYXN0X2NvdW50ICYmCj4gPiA+IC0JCQkJCSAgICAgICAhbWVtY21wKGludGVs X2RwLT5zaW5rX2NyYy5sYXN0X2NyYywgY3JjLAo+ID4gPiAtCQkJCQkJICAgICAgIDYgKiBzaXpl b2YodTgpKSkpKTsKPiA+ID4gKwo+ID4gPiArCQlvbGRfZXF1YWxfbmV3ID0gKGNvdW50ID09IGlu dGVsX2RwLT5zaW5rX2NyYy5sYXN0X2NvdW50ICYmCj4gPiA+ICsJCQkJICFtZW1jbXAoaW50ZWxf ZHAtPnNpbmtfY3JjLmxhc3RfY3JjLCBjcmMsCj4gPiA+ICsJCQkJCSA2ICogc2l6ZW9mKHU4KSkp Owo+ID4gPiArCj4gPiA+ICsJfSB3aGlsZSAoLS1hdHRlbXB0cyAmJiAoY291bnQgPT0gMCB8fCBv bGRfZXF1YWxfbmV3KSk7Cj4gPiA+ICAKPiA+ID4gIAlpbnRlbF9kcC0+c2lua19jcmMubGFzdF9j b3VudCA9IGJ1ZiAmIERQX1RFU1RfQ09VTlRfTUFTSzsKPiA+ID4gIAltZW1jcHkoaW50ZWxfZHAt PnNpbmtfY3JjLmxhc3RfY3JjLCBjcmMsIDYgKiBzaXplb2YodTgpKTsKPiA+ID4gIAo+ID4gPiAg CWlmIChhdHRlbXB0cyA9PSAwKSB7Cj4gPiA+IC0JCURSTV9ERUJVR19LTVMoIlBhbmVsIGlzIHVu YWJsZSB0byBjYWxjdWxhdGUgQ1JDIGFmdGVyIDYgdmJsYW5rc1xuIik7Cj4gPiA+IC0JCXJldCA9 IC1FVElNRURPVVQ7Cj4gPiA+IC0JCWdvdG8gc3RvcDsKPiA+ID4gKwkJaWYgKG9sZF9lcXVhbF9u ZXcpIHsKPiA+ID4gKwkJCURSTV9ERUJVR19LTVMoIlVucmVsaWFibGUgU2luayBDUkMgY291bnRl cjogQ3VycmVudCByZXR1cm5lZCBDUkMgaXMgaWRlbnRpY2FsIHRvIHRoZSBwcmV2aW91cyBvbmVc biIpOwo+ID4gCj4gPiBJc24ndCB0aGlzIGxpbmUgYSBsaXR0bGUgdG9vIGxvbmc/Cj4gCj4gSSBh Z3JlZSwgYnV0IEkgaGFkIG5vIGlkZWEgaG93IHRvIG1ha2UgaXQgc2hvcnRlci4gSSBiZWxpZXZl IHRoaXMgbG9uZwo+IGRlYnVnIG1lc3NhZ2UgaXMgdGhlIG9ubHkgY2FzZSB3aGVyZSB3ZSBjYW4g Z28gb3ZlciA4MCBjaGFyYWN0ZXJzIGluCj4gaTkxNS4gYnV0IGlmIGl0IGlzbid0IHRydWUgYW5k L29yIGhhdmUgYSBzdWdnZXN0aW9uIGhvdyB0byBtYWtlIGl0Cj4gc2hvcnRlciBwbGVhc2UgbGV0 IG1lIGtub3cgdGhhdCBJIGNhbiBjaGFuZ2UuCgpkbWVzZyBvdXRwdXQgaXMgZXhwbGljaXRseSBh biBleGNlcHRpb24gc2luY2UgYnJlYWtpbmcgbGluZXMgbWFrZXMgaXQgbXVjaApoYXJkZXIgdG8g Z3JlcCBmb3IgYSBsaW5lIHlvdSBzcG90IGluIGRtZXNnLiBPZmMgNTAwIGxpbmVzIHdvdWxkIGJl IGEgYml0CnRvbyBtdWNoLCB3ZSdyZSBicmVha2luZyB0aG9zZS4gQnV0IHRoaXMgb25lIGhlcmUg aXMgdG90YWxseSBmaW5lLgoKUmVtZW1iZXIsIGNoZWNrcGF0Y2ggaXMganVzdCBzdWdnZXN0aW9u cyBtb3N0bHksIG5vdCBsYXcuCi1EYW5pZWwKCj4gCj4gPiAKPiA+ID4gKwkJfSBlbHNlIHsKPiA+ ID4gKwkJCURSTV9FUlJPUigiUGFuZWwgaXMgdW5hYmxlIHRvIGNhbGN1bGF0ZSBhbnkgQ1JDIGFm dGVyIDYgdmJsYW5rc1xuIik7Cj4gPiA+ICsJCQlyZXQgPSAtRVRJTUVET1VUOwo+ID4gPiArCQkJ Z290byBzdG9wOwo+ID4gPiArCQl9Cj4gPiA+ICAJfQo+ID4gPiAgCj4gPiA+ICBzdG9wOgo+ID4g PiAtLSAKPiA+ID4gMi4xLjAKPiA+ID4gCj4gPiA+IF9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fCj4gPiA+IEludGVsLWdmeCBtYWlsaW5nIGxpc3QKPiA+ID4g SW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+ID4gPiBodHRwOi8vbGlzdHMuZnJlZWRl c2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cj4gCj4gX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0 Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKCi0tIApEYW5pZWwgVmV0dGVyClNv ZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBDb3Jwb3JhdGlvbgpodHRwOi8vYmxvZy5mZndsbC5jaApf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZngg bWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3Rz LmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=