From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/i915/gvt: Use common error handling code in shadow_workload_ring_buffer() Date: Tue, 24 Oct 2017 15:52:24 +0300 Message-ID: <87efpsiu7r.fsf@intel.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: SF Markus Elfring , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, intel-gvt-dev@lists.freedesktop.org, David Airlie , Joonas Lahtinen , Rodrigo Vivi , Zhenyu Wang , Zhi Wang Cc: kernel-janitors@vger.kernel.org, LKML List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCAyNCBPY3QgMjAxNywgU0YgTWFya3VzIEVsZnJpbmcgPGVsZnJpbmdAdXNlcnMuc291 cmNlZm9yZ2UubmV0PiB3cm90ZToKPiBGcm9tOiBNYXJrdXMgRWxmcmluZyA8ZWxmcmluZ0B1c2Vy cy5zb3VyY2Vmb3JnZS5uZXQ+Cj4gRGF0ZTogVHVlLCAyNCBPY3QgMjAxNyAxNDoyMDowNiArMDIw MAo+Cj4gQWRkIGEganVtcCB0YXJnZXQgc28gdGhhdCBhIGNhbGwgb2YgdGhlIGZ1bmN0aW9uICJn dnRfdmdwdV9lcnIiIGlzIHN0b3JlZAo+IG9ubHkgb25jZSBhdCB0aGUgZW5kIG9mIHRoaXMgZnVu Y3Rpb24gaW1wbGVtZW50YXRpb24uCj4gUmVwbGFjZSB0d28gY2FsbHMgYnkgZ290byBzdGF0ZW1l bnRzLgo+Cj4gVGhpcyBpc3N1ZSB3YXMgZGV0ZWN0ZWQgYnkgdXNpbmcgdGhlIENvY2NpbmVsbGUg c29mdHdhcmUuCgpJIGRvbid0IHRoaW5rIHRoaXMgaXMgYW4gaXNzdWUgb3IgYW4gaW1wcm92ZW1l bnQuCgpCUiwKSmFuaS4KCj4KPiBTaWduZWQtb2ZmLWJ5OiBNYXJrdXMgRWxmcmluZyA8ZWxmcmlu Z0B1c2Vycy5zb3VyY2Vmb3JnZS5uZXQ+Cj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2d2 dC9jbWRfcGFyc2VyLmMgfCAxOCArKysrKysrKysrLS0tLS0tLS0KPiAgMSBmaWxlIGNoYW5nZWQs IDEwIGluc2VydGlvbnMoKyksIDggZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEvZHJpdmVy cy9ncHUvZHJtL2k5MTUvZ3Z0L2NtZF9wYXJzZXIuYyBiL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2d2 dC9jbWRfcGFyc2VyLmMKPiBpbmRleCAyYzBjY2JiODE3ZGMuLmNhYTE4MTM4MDk1OCAxMDA2NDQK PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9ndnQvY21kX3BhcnNlci5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvZ3Z0L2NtZF9wYXJzZXIuYwo+IEBAIC0yNjQwLDEwICsyNjQwLDkg QEAgc3RhdGljIGludCBzaGFkb3dfd29ya2xvYWRfcmluZ19idWZmZXIoc3RydWN0IGludGVsX3Zn cHVfd29ya2xvYWQgKndvcmtsb2FkKQo+ICAJaWYgKGdtYV9oZWFkID4gZ21hX3RhaWwpIHsKPiAg CQlyZXQgPSBjb3B5X2dtYV90b19odmEodmdwdSwgdmdwdS0+Z3R0LmdndHRfbW0sCj4gIAkJCQkg ICAgICBnbWFfaGVhZCwgZ21hX3RvcCwgc2hhZG93X3JpbmdfYnVmZmVyX3ZhKTsKPiAtCQlpZiAo cmV0IDwgMCkgewo+IC0JCQlndnRfdmdwdV9lcnIoImZhaWwgdG8gY29weSBndWVzdCByaW5nIGJ1 ZmZlclxuIik7Cj4gLQkJCXJldHVybiByZXQ7Cj4gLQkJfQo+ICsJCWlmIChyZXQgPCAwKQo+ICsJ CQlnb3RvIHJlcG9ydF9mYWlsdXJlOwo+ICsKPiAgCQlzaGFkb3dfcmluZ19idWZmZXJfdmEgKz0g cmV0Owo+ICAJCWdtYV9oZWFkID0gd29ya2xvYWQtPnJiX3N0YXJ0Owo+ICAJfQo+IEBAIC0yNjUx LDExICsyNjUwLDE0IEBAIHN0YXRpYyBpbnQgc2hhZG93X3dvcmtsb2FkX3JpbmdfYnVmZmVyKHN0 cnVjdCBpbnRlbF92Z3B1X3dvcmtsb2FkICp3b3JrbG9hZCkKPiAgCS8qIGNvcHkgaGVhZCBvciBz dGFydCA8LT4gdGFpbCAqLwo+ICAJcmV0ID0gY29weV9nbWFfdG9faHZhKHZncHUsIHZncHUtPmd0 dC5nZ3R0X21tLCBnbWFfaGVhZCwgZ21hX3RhaWwsCj4gIAkJCQlzaGFkb3dfcmluZ19idWZmZXJf dmEpOwo+IC0JaWYgKHJldCA8IDApIHsKPiAtCQlndnRfdmdwdV9lcnIoImZhaWwgdG8gY29weSBn dWVzdCByaW5nIGJ1ZmZlclxuIik7Cj4gLQkJcmV0dXJuIHJldDsKPiAtCX0KPiArCWlmIChyZXQg PCAwKQo+ICsJCWdvdG8gcmVwb3J0X2ZhaWx1cmU7Cj4gKwo+ICAJcmV0dXJuIDA7Cj4gKwo+ICty ZXBvcnRfZmFpbHVyZToKPiArCWd2dF92Z3B1X2VycigiZmFpbCB0byBjb3B5IGd1ZXN0IHJpbmcg YnVmZmVyXG4iKTsKPiArCXJldHVybiByZXQ7Cj4gIH0KPiAgCj4gIGludCBpbnRlbF9ndnRfc2Nh bl9hbmRfc2hhZG93X3JpbmdidWZmZXIoc3RydWN0IGludGVsX3ZncHVfd29ya2xvYWQgKndvcmts b2FkKQoKLS0gCkphbmkgTmlrdWxhLCBJbnRlbCBPcGVuIFNvdXJjZSBUZWNobm9sb2d5IENlbnRl cgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2 ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9s aXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9kcmktZGV2ZWwK