From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] drm/i915: Ignore -EIO from __i915_wait_request() during mmio flip Date: Wed, 17 Jun 2015 17:07:31 +0200 Message-ID: <20150617150731.GD23637@phenom.ffwll.local> References: <1434039268-17870-1-git-send-email-ville.syrjala@linux.intel.com> <20150611200108.GH28462@nuc-i3427.alporthouse.com> <20150615163451.GG23637@phenom.ffwll.local> <20150616121033.GW28462@nuc-i3427.alporthouse.com> <20150616162153.GA23637@phenom.ffwll.local> <20150616163019.GI11933@nuc-i3427.alporthouse.com> <20150617115355.GP23637@phenom.ffwll.local> <20150617130550.GG24012@nuc-i3427.alporthouse.com> <20150617141610.GH24012@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f178.google.com (mail-wi0-f178.google.com [209.85.212.178]) by gabe.freedesktop.org (Postfix) with ESMTP id ED6656EAB1 for ; Wed, 17 Jun 2015 08:04:46 -0700 (PDT) Received: by wifx6 with SMTP id x6so56724650wif.0 for ; Wed, 17 Jun 2015 08:04:46 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20150617141610.GH24012@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , Daniel Vetter , ville.syrjala@linux.intel.com, intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBKdW4gMTcsIDIwMTUgYXQgMDM6MTY6MTBQTSArMDEwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IFdlIGhhdmUgZ29uZSBmYXIgb2ZmIHRvcGljLgo+IAo+IFRoZSBxdWVzdGlvbiBpcyBo b3cgd2Ugd2FudCBfX2k5MTVfd2FpdF9yZXF1ZXN0KCkgdG8gaGFuZGxlIGEgd2VkZ2VkCj4gR1BV Lgo+IAo+IEl0IGN1cnJlbnRseSByZXBvcnRzIEVJTywgYW5kIG15IGFyZ3VtZW50IGlzIHRoYXQg aXMgd3Jvbmcgd3J0IHRvIHRoZQo+IHNlbWFudGljcyBvZiB0aGUgd2FpdCBjb21wbGV0aW9uIGFu ZCB0aGF0IG5vIGNhbGxlciBhY3R1YWxseSBjYXJlcyBhYm91dAo+IEVJTyBmcm9tIF9faTkxNV93 YWl0X3JlcXVlc3QoKS4KPiAKPiAqIENvcnJlY3Rpb246IG9uZSBjYWxsZXIgY2FyZXMhCj4gCj4g SWYgd2UgcmVnYXJkIGEgd2VkZ2VkIEdQVSAoYW5kIGluIHRoZSBzaG9ydCB0ZXJtIGEgcmVzZXQg aXMgZXF1YWxseQo+IHRlcm1pbmFsIHRvIGFuIG91dHN0YW5kaW5nIHJlcXVlc3QpIHRoZW4gdGhl IEdQVSBjYW4gbm8gbG9uZ2VyIGJlCj4gYWNjZXNpbmcgdGh0YSByZXF1ZXN0IGFuZCB0aGUgd2Fp dCBjYW4gYmUgc2FmZWx5IGNvbXBsZXRlZC4gSW1vIGl0IGlzCj4gY29ycmVjdCB0byByZXR1cm4g MCBpbiBhbGwgY2lyY3Vtc3RhbmNlcy4gKFJlc2V0IHBlbmRpbmcgbmVlZHMgdG8gcmV0dXJuCj4g LUVBR0FJTiBpZiB3ZSBuZWVkIHRvIGJhY2tvZmYsIGJ1dCBmb3IgdGhlIGxvY2tsZXNzIGNvbnN1 bWVycyB3ZSBjYW4KPiBqdXN0IGlnbm9yZSB0aGUgcmVzZXQgbm90aWZpY2F0aW9uLgo+IAo+IFRo YXQgaXMgc2V0LWRvbWFpbiwgbW1pb2ZsaXAsIG1vZGVzZXR0aW5nIGRvIG5vdCBjYXJlIGlmIHRo ZSByZXF1ZXN0Cj4gc3VjY2VlZGVkLCBqdXN0IHRoYXQgaXQgY29tcGxldGVkLgo+IAo+IFRocm90 dGxlKCkgaGFzIGFuIC1FSU8gaW4gaXRzIEFCSSBmb3IgcmVwb3J0aW5nIGEgd2VkZ2VkIEdQVSAt IHRoaXMgaXMKPiB1c2VkIGJ5IFggdG8gZGV0ZWN0IHdoZW4gdGhlIEdQVSBpcyB1bnVzYWJsZSBw cmlvciB0byB1c2UsIGUuZy4gd2hlbgo+IHdha2luZyB1cCwgYW5kIGFsc28gZHVyaW5nIGl0cyBw ZXJpb2RpYyBmbHVzaGVzLgo+IAo+IE92ZXJsYXkgcmVwb3J0cyAtRUlPIHdoZW4gdHVybmluZyBv biBhbmQgaGFuZ2luZyB0aGUgR1BVLiBUbyBiZSBmYWlyLCBpdAo+IGNhbiBlcXVhbGx5IHJlcG9y dCB0aGF0IGZhaWx1cmUgdGhlIHZlcnkgbmV4dCB0aW1lIGl0IHRvdWNoZXMgdGhlIHJpbmcuCj4g Cj4gRXhlY2J1ZiBpdHNlbGYgZG9lc24ndCByZWx5IG9uIHdhaXQgcmVxdWVzdCByZXBvcnRpbmcg RUlPLCBqdXN0IHRoYXQgd2UKPiByZXBvcnQgRUlPIHByaW9yIHRvIHN1Ym1pdHRpbmcgd29yayBv IGEgZGVhZCBHUFUvY29udGV4dC4gRXhlY2J1ZiB1c2VzCj4gd2FpdF9yZXF1ZXN0IHZpYSB0d28g cGF0aHMsIHN5bmNpbmcgdG8gYW4gb2xkIHJlcXVlc3Qgb24gYW5vdGhlciByaW5nCj4gYW5kIGZv ciBmbHVzaGluZyByZXF1ZXN0cyBmcm9tIHRoZSByaW5nYnVmZmVyIHRvIG1ha2Ugcm9vbSBmb3Ig bmV3Cj4gY29tbWFuZHMuIFRoaXMgaXMgdGhlIHRyaWNreSBwYXJ0LCB0aGUgb25seSBpbnN0YW5j ZSB3aGVyZSB3ZSByZWx5IG9uCj4gYWJvcnRpbmcgYWZ0ZXIgd2FpdGluZyBidXQgYmVmb3JlIGZ1 cnRoZXIgb3BlcmF0aW9uIC0gd2Ugd29uJ3QgZXZlbgo+IG5vdGljZSBhIGRlYWQgR1BVIHByaW9y IHRvIHN0YXJ0aW5nIGEgcmVxdWVzdCBhbmQgcnVubmluZyBvdXQgb2Ygc3BhY2UKPiBvdGhlcndp c2UpLiBTaW5jZSBpdCBpcyB0aGUgb25seSBpbnN0YW5jZSwgd2UgY2FuIG1vdmUgdGhlIHRlcm1p bmFsCj4gZGV0ZWN0aW9uIG9mIGEgZGVhZCBHUFUgZnJvbSB0aGUgd2FpdCByZXF1ZXN0IGludG8g dGhlCj4gcmluZ193YWl0X2Zvcl9zcGFjZSgpLiBUaGlzIGlzIGluIGtlZXBpbmcgd2l0aCB0aGUg ZXRob3MgdGhhdCB3ZSBkbyBub3QKPiByZXBvcnQgLUVJTyB1bnRpbCB3ZSBhdHRlbXB0IHRvIGFj Y2VzcyB0aGUgR1BVLgoKT2ssIGZvbGxvd2luZyB1cCB3aXRoIG15IHNpZGUgb2YgdGhlIGlyYyBk aXNjdXNzaW9uIHdlJ3ZlIGhhZC4gSSBhZ3JlZQp0aGF0IHRoZXJlJ3Mgb25seSAyIHBsYWNlcyB3 aGVyZSB3ZSBtdXN0IHJlcG9ydCBhbiBFSU8gaWYgdGhlIGdwdSBpcwp0ZXJtaW5hbGx5IHdlZGdl OgotIHRocm90dGxlCi0gZXhlY2J1ZgoKSG93IHRoYXQncyBkb25lIGRvZXNuJ3QgbWF0dGVyLCBh bmQgd2hlbiBpdCdzIHJhY3kgd3J0IGNvbmN1cnJlbnQgZ3B1CmRlYXRocyB0aGF0IGFsc28gZG9l bnMndCBtYXR0ZXIsIGkuZS4gd2UgZG9uJ3QgbmVlZCB3YWl0X3JlcXVlc3QgdG8gRUlPCmltbWVk aWF0ZWx5IGFzIGxvbmcgYXMgd2UgY2hlY2sgdGVybWluYWxseV93ZWRnZWQgc29tZXdoZXJlIGlu IHRoZXNlCmlvY3Rscy4KCk15IG1haW4gY29uY2VybiBpcyB0aGF0IGlmIHdlIHJlbW92ZSB0aGUg RUlPIGZyb20gd2FpdF9yZXF1ZXN0IHdlJ2xsCmFjY2lkZW50YWxseSBhbHNvIHJlbW92ZSB0aGUg RUlPIGZyb20gZXhlY2J1Zi4gQW5kIHdlJ3ZlIGhhZCBrZXJuZWxzIHdoZXJlCnRoZSBvbmx5IEVJ TyBsZWZ0IHdhcyB0aGUgd2FpdF9yZXF1ZXN0IGZyb20gcmluZ19iZWdpbiAuLi4KCkJ1dCBpZiB3 ZSBhZGQgYSBzbWFsbCBpZ3QgdG8gbWFudWFsbHkgd2VkZ2UgdGhlIGdwdSB0aHJvdWdoIGRlYnVn ZnMgYW5kCnRoZW4gY2hlY2sgdGhhdCB0aHJvdHRsZS9leGVjYnVmIGRvIEVJTyB0aGF0IHJpc2sg aXMgYXZlcnRlZCBhbmQgSSdkIGJlIG9rCndpdGggZWF0aW5nIEVJTyBmcm9tIHdhaXRfcmVxdWVz dCB3aXRoIGV4dHJlbWUgcHJlanVkaWNlLiBTaW5jZSBpbmRlZWQgd2UKc3RpbGwgaGF2ZSB0cm91 YmxlIHdpdGggRUlPIGF0IGxlYXN0IHRlbXBvcmFyaWx5IHRvdGFsbHkgd3JlYWtpbmcgbW9kZXNl dAppb2NsdHMgYW5kIG90aGVyIHRoaW5ncyB0aGF0IHJlYWxseSBhbHdheXMgc2hvdWxkIHdvcmsu Ci1EYW5pZWwKLS0gCkRhbmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBv cmF0aW9uCmh0dHA6Ly9ibG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3Rz LmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlz dGluZm8vaW50ZWwtZ2Z4Cg==