From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: References: <20190111103510.20564-1-chris@chris-wilson.co.uk> From: Tvrtko Ursulin Message-ID: <31f82579-fd8d-0335-0bfb-4f8d0b1c5ef3@linux.intel.com> Date: Fri, 11 Jan 2019 11:37:25 +0000 MIME-Version: 1.0 In-Reply-To: <20190111103510.20564-1-chris@chris-wilson.co.uk> Content-Language: en-US Subject: Re: [igt-dev] [PATCH i-g-t] i915/hangman: Read a dummy byte to check sysfs existence List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" To: Chris Wilson , intel-gfx@lists.freedesktop.org Cc: igt-dev@lists.freedesktop.org List-ID: Ck9uIDExLzAxLzIwMTkgMTA6MzUsIENocmlzIFdpbHNvbiB3cm90ZToKPiBzeXNmcyBkb2Vzbid0 IGdpdmUgdGhlIGRyaXZlciBhbiBvcGVuKCkgY2FsbGJhY2ssIHNvIHdlIGNhbiBvbmx5IHJlcG9y dAo+IHRoZSB1bmF2YWlsYWJpbGl0eSBvZiBIVyBvbiB0aGUgZmlyc3QgcmVhZDsgc28gY2hlY2sg cmVhZCgpIGFmdGVyIGNoZWNraW5nCj4gb3BlbigpLgo+IAo+IEZpeGVzOiA5M2YwYWQ0YjgzNWUg KCJpOTE1L2hhbmdtYW46IFNraXAgaWYgZGlzYWJsZWQgYnkgdGhlIGtlcm5lbCIpCj4gU2lnbmVk LW9mZi1ieTogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4gLS0tCj4g ICB0ZXN0cy9pOTE1L2hhbmdtYW4uYyB8IDggKysrKysrKy0KPiAgIDEgZmlsZSBjaGFuZ2VkLCA3 IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAKPiBkaWZmIC0tZ2l0IGEvdGVzdHMvaTkx NS9oYW5nbWFuLmMgYi90ZXN0cy9pOTE1L2hhbmdtYW4uYwo+IGluZGV4IGZmYmQwYjA1Ny4uNWY2 M2JmYzRiIDEwMDY0NAo+IC0tLSBhL3Rlc3RzL2k5MTUvaGFuZ21hbi5jCj4gKysrIGIvdGVzdHMv aTkxNS9oYW5nbWFuLmMKPiBAQCAtNDUsMTQgKzQ1LDIwIEBAIHN0YXRpYyBpbnQgc3lzZnMgPSAt MTsKPiAgIAo+ICAgc3RhdGljIGJvb2wgaGFzX2Vycm9yX3N0YXRlKGludCBkaXIpCj4gICB7Cj4g Kwlib29sIHJlc3VsdDsKPiAgIAlpbnQgZmQ7Cj4gICAKPiAgIAlmZCA9IG9wZW5hdChkaXIsICJl cnJvciIsIE9fUkRPTkxZKTsKPiAgIAlpZiAoZmQgPCAwKQo+ICAgCQlyZXR1cm4gZmFsc2U7Cj4g ICAKPiArCWlmIChyZWFkKGZkLCAmcmVzdWx0LCBzaXplb2YocmVzdWx0KSkgPCAwKQo+ICsJCXJl c3VsdCA9IGZhbHNlOwo+ICsJZWxzZQo+ICsJCXJlc3VsdCA9IHRydWU7Cj4gKwo+ICAgCWNsb3Nl KGZkKTsKPiAtCXJldHVybiB0cnVlOwo+ICsJcmV0dXJuIHJlc3VsdDsKPiAgIH0KPiAgIAo+ICAg c3RhdGljIHZvaWQgYXNzZXJ0X2VudHJ5KGNvbnN0IGNoYXIgKnMsIGJvb2wgZXhwZWN0KQo+IAoK UmV2aWV3ZWQtYnk6IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBpbnRlbC5jb20+CgpS ZWdhcmRzLAoKVHZydGtvCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmlndC1kZXYgbWFpbGluZyBsaXN0CmlndC1kZXZAbGlzdHMuZnJlZWRlc2t0b3Aub3Jn Cmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaWd0LWRldgo=