From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: [PATCH] drm/i915: fix crash in error state readout on non-execlist platforms Date: Thu, 10 Sep 2015 14:40:09 -0700 Message-ID: <1441921209-3430-1-git-send-email-jbarnes@virtuousgeek.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from gproxy7-pub.mail.unifiedlayer.com (gproxy7-pub.mail.unifiedlayer.com [70.40.196.235]) by gabe.freedesktop.org (Postfix) with SMTP id BF7896E211 for ; Thu, 10 Sep 2015 14:40:20 -0700 (PDT) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org TG9va3MgbGlrZSB0aGlzIHdhcyBpbnRyb2R1Y2VkIGluOgpjb21taXQgZDE2NzUxOThlZDFmMjFh ZWM2ZTAzNjMzNmU0MzQwYzQwYjcyNjQ5NwpBdXRob3I6IEFsZXggRGFpIDx5dS5kYWlAaW50ZWwu Y29tPgpEYXRlOiAgIFdlZCBBdWcgMTIgMTU6NDM6NDMgMjAxNSArMDEwMAoKICAgIGRybS9pOTE1 OiBJbnRlZ3JhdGUgR3VDLWJhc2VkIGNvbW1hbmQgc3VibWlzc2lvbgoKVGhpcyBwYXRjaCBhc3N1 bWVkIExSQyBjb250ZXh0cyBhbmQgSFdTIGxheW91dCwgd2hpY2ggaXMgaW5jb3JyZWN0IG9uCnBs YXRmb3JtcyB3aXRob3V0IGV4ZWNsaXN0cy4gIFRoaXMgY2FuIGxlYWQgdG8gYSBjcmFzaCBpbiBH UFUgZXJyb3IKc3RhdGUgcmVhZG91dCBvbiB0aG9zZSBwbGF0Zm9ybXMuCgpJIGRvbid0IHNlZSBh IGJ1ZyBmaWxlZCBmb3IgdGhpcywgYnV0IHRoZXJlIG1heSBiZSBvbmUgdGhhdCBJIGhhdmVuJ3QK Zm91bmQuCgpDYzogQWxleCBEYWkgPHl1LmRhaUBpbnRlbC5jb20+ClNpZ25lZC1vZmYtYnk6IEpl c3NlIEJhcm5lcyA8amJhcm5lc0B2aXJ0dW91c2dlZWsub3JnPgotLS0KIGRyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfZ3B1X2Vycm9yLmMgfCAxOSArKysrKysrKysrKysrLS0tLS0tCiAxIGZpbGUg Y2hhbmdlZCwgMTMgaW5zZXJ0aW9ucygrKSwgNiBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dwdV9lcnJvci5jIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaTkxNV9ncHVfZXJyb3IuYwppbmRleCAzMzc5ZjljLi5kMDgyMmY4IDEwMDY0NAotLS0gYS9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dwdV9lcnJvci5jCisrKyBiL2RyaXZlcnMvZ3B1L2Ry bS9pOTE1L2k5MTVfZ3B1X2Vycm9yLmMKQEAgLTQ1NywxNyArNDU3LDI0IEBAIGludCBpOTE1X2Vy cm9yX3N0YXRlX3RvX3N0cihzdHJ1Y3QgZHJtX2k5MTVfZXJyb3Jfc3RhdGVfYnVmICptLAogCQl9 CiAKIAkJaWYgKChvYmogPSBlcnJvci0+cmluZ1tpXS5od3NfcGFnZSkpIHsKKwkJCXU2NCBod3Nf b2Zmc2V0ID0gbG93ZXJfMzJfYml0cyhvYmotPmd0dF9vZmZzZXQpOworCQkJdTMyICpod3NfcGFn ZSA9ICZvYmotPnBhZ2VzWzBdWzBdOworCisJCQlpZiAoaTkxNS5lbmFibGVfZXhlY2xpc3RzKSB7 CisJCQkJaHdzX29mZnNldCA9IG9iai0+Z3R0X29mZnNldCArIExSQ19QUEhXU1BfUE4gKgorCQkJ CQlQQUdFX1NJWkU7CisJCQkJaHdzX3BhZ2UgPSAmb2JqLT5wYWdlc1tMUkNfUFBIV1NQX1BOXVsw XTsKKwkJCX0KIAkJCWVycl9wcmludGYobSwgIiVzIC0tLSBIVyBTdGF0dXMgPSAweCUwOGxseFxu IiwKLQkJCQlkZXZfcHJpdi0+cmluZ1tpXS5uYW1lLAotCQkJCW9iai0+Z3R0X29mZnNldCArIExS Q19QUEhXU1BfUE4gKiBQQUdFX1NJWkUpOworCQkJCSAgIGRldl9wcml2LT5yaW5nW2ldLm5hbWUs IGh3c19vZmZzZXQpOwogCQkJb2Zmc2V0ID0gMDsKIAkJCWZvciAoZWx0ID0gMDsgZWx0IDwgUEFH RV9TSVpFLzE2OyBlbHQgKz0gNCkgewogCQkJCWVycl9wcmludGYobSwgIlslMDR4XSAlMDh4ICUw OHggJTA4eCAlMDh4XG4iLAogCQkJCQkgICBvZmZzZXQsCi0JCQkJCSAgIG9iai0+cGFnZXNbTFJD X1BQSFdTUF9QTl1bZWx0XSwKLQkJCQkJICAgb2JqLT5wYWdlc1tMUkNfUFBIV1NQX1BOXVtlbHQr MV0sCi0JCQkJCSAgIG9iai0+cGFnZXNbTFJDX1BQSFdTUF9QTl1bZWx0KzJdLAotCQkJCQkgICBv YmotPnBhZ2VzW0xSQ19QUEhXU1BfUE5dW2VsdCszXSk7CisJCQkJCSAgIGh3c19wYWdlW2VsdF0s CisJCQkJCSAgIGh3c19wYWdlW2VsdCsxXSwKKwkJCQkJICAgaHdzX3BhZ2VbZWx0KzJdLAorCQkJ CQkgICBod3NfcGFnZVtlbHQrM10pOwogCQkJCQlvZmZzZXQgKz0gMTY7CiAJCQl9CiAJCX0KLS0g CjEuOS4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=