From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [REGRESSION] Re: i915 driver crashes on T540p if docking station attached Date: Tue, 4 Aug 2015 18:05:11 +0200 Message-ID: <20150804160511.GK24689@phenom.ffwll.local> References: <20150730004937.GA3133@thunk.org> <20150730013912.GA4068@thunk.org> <20150730144002.GY16722@phenom.ffwll.local> <20150730155029.GA3065@thunk.org> <20150803152729.GD24689@phenom.ffwll.local> <20150803162511.GA3563@thunk.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f175.google.com (mail-wi0-f175.google.com [209.85.212.175]) by gabe.freedesktop.org (Postfix) with ESMTPS id EABD76E2B6 for ; Tue, 4 Aug 2015 09:05:15 -0700 (PDT) Received: by wijp15 with SMTP id p15so12593300wij.0 for ; Tue, 04 Aug 2015 09:05:14 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20150803162511.GA3563@thunk.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Theodore Ts'o , Linus Torvalds , intel-gfx , DRI , Daniel Vetter , Mani Nikula , Ander Conselvan de Oliveira , Linux Kernel Mailing List List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBBdWcgMDMsIDIwMTUgYXQgMTI6MjU6MTFQTSAtMDQwMCwgVGhlb2RvcmUgVHMnbyB3 cm90ZToKPiBPbiBNb24sIEF1ZyAwMywgMjAxNSBhdCAwNToyNzoyOVBNICswMjAwLCBEYW5pZWwg VmV0dGVyIHdyb3RlOgo+ID4gCj4gPiBPayBJIHVwZGF0ZWQgZml4ZXMtc3R1ZmYgd2l0aCBqdXN0 IDIgcGF0Y2hlcyB3aGljaCBzZWVtIHRvIGJlIGVub3VnaCB0bwo+ID4gZml4IGl0LiBQbHVzIGEg cGF0Y2ggdG8gY29udmVydCBMaW51cycgaGFjayBpbnRvIHNvbWV0aGluZyB3ZSBjYW4ga2VlcAo+ ID4gcGx1cyBhIGRyaXZlLWJ5IFdBUk5JTkcgZml4IGluIG1zdCB0aGF0IGdvdCBpbiB0aGUgd2F5 IGZvciBtZS4KPiA+IAo+ID4gU2VlbXMgdG8gd29yayBoZXJlIGluIGdldHRpbmcgcmlkIG9mIHRo ZSBPb3BzLiBJZiB0aGlzIHRlc3RzIG91dCBmb3IgeW91Cj4gPiB0b28gSSdsbCBzZW5kIGEgcHVs bCB0byBMaW51cy4KPiAKPiBJJ3ZlIGp1c3QgdHJpZWQgcHVsbGluZyBpbiB5b3VyIHVwZGF0ZWQg Zml4ZXMtc3R1ZmYsIGFuZCBpdCBhdm9pZHMgdGhlCj4gb29wcyBhbmQgYWxsb3dzIGV4dGVybmFs IHRoZSBtb25pdG9yIHRvIHdvcmsgY29ycmVjdGx5LiAgSG93ZXZlciwgSSdtCj4gc3RpbGwgc2Vl aW5nIGEgbGFyZ2UgbnVtYmVyIG9mIGRybS9pOTE1IHJlbGF0ZWQgd2FybmluZyBtZXNzYWdlcyBh bmQKPiBvdGhlciBrZXJuZWwga3ZldGNoaW5nLgoKSW52b2x2ZWQgYSBiaXQgb2YgaGVhZC1zY3Jh dGNoaW5nIHNpbmNlIEknbSBub3QgdG9vIGZhbWlsaWFyIHdpdGggdGhlCndhdGVybWFyayBjb2Rl IGFuZCBpdCBnYWluZWQgYSBsb3Qgb2YgY29tcGxleGl0eSBmb3IgYXRvbWljLiBCdXQgdGhlIGJl bG93CnBhdGNoIHNob3VsZCBiZSBhYmxlIHRvIGZpeCB0aGlzIFdBUk5JTkcgKGFuZCBpdCBsb29r cyBsaWtlIGl0IHdhcyBhCmdlbnVpbmUgb25lKS4gSWYgaXQgd29ya3MgZm9yIHlvdSBJJ2xsIGJh a2UgaXQgaW50byBhIHByb3BlciBwYXRjaC4KClRoYW5rcywgRGFuaWVsCgpkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5 MTUvaW50ZWxfZGlzcGxheS5jCmluZGV4IDMwZTBmNTRiYTE5ZC4uYWUwN2ZkMGMzOTVjIDEwMDY0 NAotLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pbnRlbF9kaXNwbGF5LmMKKysrIGIvZHJpdmVy cy9ncHUvZHJtL2k5MTUvaW50ZWxfZGlzcGxheS5jCkBAIC0xNTEyMSw2ICsxNTEyMSwxMSBAQCB2 b2lkIGludGVsX21vZGVzZXRfc2V0dXBfaHdfc3RhdGUoc3RydWN0IGRybV9kZXZpY2UgKmRldiwK IAogCWludGVsX21vZGVzZXRfcmVhZG91dF9od19zdGF0ZShkZXYpOwogCisJaWYgKElTX0dFTjko ZGV2KSkKKwkJc2tsX3dtX2dldF9od19zdGF0ZShkZXYpOworCWVsc2UgaWYgKEhBU19QQ0hfU1BM SVQoZGV2KSkKKwkJaWxrX3dtX2dldF9od19zdGF0ZShkZXYpOworCiAJLyoKIAkgKiBOb3cgdGhh dCB3ZSBoYXZlIHRoZSBjb25maWcsIGNvcHkgaXQgdG8gZWFjaCBDUlRDIHN0cnVjdAogCSAqIE5v dGUgdGhhdCB0aGlzIGNvdWxkIGdvIGF3YXkgaWYgd2UgbW92ZSB0byB1c2luZyBjcnRjX2NvbmZp ZwpAQCAtMTUxNjIsMTEgKzE1MTY3LDYgQEAgdm9pZCBpbnRlbF9tb2Rlc2V0X3NldHVwX2h3X3N0 YXRlKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsCiAJCXBsbC0+b24gPSBmYWxzZTsKIAl9CiAKLQlp ZiAoSVNfR0VOOShkZXYpKQotCQlza2xfd21fZ2V0X2h3X3N0YXRlKGRldik7Ci0JZWxzZSBpZiAo SEFTX1BDSF9TUExJVChkZXYpKQotCQlpbGtfd21fZ2V0X2h3X3N0YXRlKGRldik7Ci0KIAlpZiAo Zm9yY2VfcmVzdG9yZSkgewogCQlpOTE1X3JlZGlzYWJsZV92Z2EoZGV2KTsKIAotLSAKRGFuaWVs IFZldHRlcgpTb2Z0d2FyZSBFbmdpbmVlciwgSW50ZWwgQ29ycG9yYXRpb24KaHR0cDovL2Jsb2cu ZmZ3bGwuY2gKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK