From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 1/2] drm/i915: fix race when clearing RPS IIR bits Date: Tue, 24 Mar 2015 10:14:03 +0100 Message-ID: <20150324091403.GC1349@phenom.ffwll.local> References: <1427130695-5705-1-git-send-email-imre.deak@intel.com> <20150323211015.GA4586@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 416746E69E for ; Tue, 24 Mar 2015 02:12:19 -0700 (PDT) Received: by wibg7 with SMTP id g7so49172630wib.1 for ; Tue, 24 Mar 2015 02:12:18 -0700 (PDT) Content-Disposition: inline In-Reply-To: <20150323211015.GA4586@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 , Imre Deak , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBNYXIgMjMsIDIwMTUgYXQgMDk6MTA6MTVQTSArMDAwMCwgQ2hyaXMgV2lsc29uIHdy b3RlOgo+IE9uIE1vbiwgTWFyIDIzLCAyMDE1IGF0IDA3OjExOjM0UE0gKzAyMDAsIEltcmUgRGVh ayB3cm90ZToKPiA+IFdoZW4gZGlzYWJsaW5nIFJQUyBpbnRlcnJ1cHRzIHRoZXJlIGlzIGEgcmFj ZSB3aGVyZSB3ZSBkaXNhYmxlIFJQUwo+ID4gaW5lcnJ1cHRzIHdoaWxlIHRoZSBpbnRlcnJ1cHQg aGFuZGxlciBpcyBydW5uaW5nIGFuZCB0aGUgaGFuZGxlciBoYXMKPiA+IGFscmVhZHkgbGF0Y2hl ZCB0aGUgcGVuZGluZyBSUFMgaW50ZXJydXB0IGZyb20gdGhlIG1hc3RlciBJSVIgcmVnaXN0ZXIu Cj4gPiBBZnRlcndhcmRzIHRoZSBkaXNhYmxpbmcgcGF0aCBjbGVhcnMgdGhlIFBNIElJUiBiaXRz LCBtYWtpbmcgdGhlIHN0YXRlCj4gPiBvZiBwZW5kaW5nIGludGVycnVwdHMgaW5jb25zaXN0ZW50 IGZyb20gdGhlIGludGVycnVwdCBoYW5kbGVyJ3MgcG9pbnQgb2YKPiA+IHZpZXcuIFRoaXMgdHJp Z2dlcnMgdGhlIGZvbGxvd2luZyB3YXJuaW5nOiAiVGhlIG1hc3RlciBjb250cm9sIGludGVycnVw dAo+ID4gbGllZCAoUE0pISIuCj4gPiAKPiA+IFRvIGZpeCB0aGlzIG1ha2Ugc3VyZSB0aGF0IGFu eSBydW5uaW5nIGludGVycnVwdCBoYW5kbGVyICh3aGljaCBtYXkKPiA+IGhhdmUgYWxyZWFkeSBs YXRjaGVkIHRoZSBtYXN0ZXIgSUlSKSBmaW5pc2hlcyBiZWZvcmUgY2xlYXJpbmcgdGhlIElJUgo+ ID4gYml0cy4KPiA+IAo+IAo+IElzbid0IHRoaXMgb3ZlcmtpbGwgZm9yIHdoYXQgaXMganVzdCBh IGJvZ3VzIFdBUk4/IElmIHRoZSBXQVJOIGlzIGEKPiBsb2dpY2FsIGNvbnNlcXVlbmNlIG9mIHRo ZSBjb2RlLCBsZXQncyBqdXN0IHJlbW92ZSB0aGUgV0FSTi4KPiAKPiBPciBpb3cgY2FuIHlvdSBu b3QgZmluZCBhIGNoZWFwZXIgd2F5IHRvIGZpeCB0aGlzPwoKV2Ugb25seSBydW4gdGhpcyBvbiBz dXNwZW5kL3Jlc3VtZSBhZmFpaywgb3ZlcmhlYWQgc2hvdWxkIGJlIGFjY2VwdGFibGUuCkFuZCB3 ZSd2ZSBoYWQgdGhhdCBtdWNoIG92ZXJoZWFkIGJlZm9yZSB3ZSd2ZSBkb25lIGFsbCB0aGUgcnVu dGltZSBwbQp1bmlmaWNhdGlvbiwgaXQncyBzdGlsbCBsZXNzIHN5bmNocm9uaXphdGlvbiB0aGFu IGRpc2FibGluZyBpbnRlcnJ1cHRzCmNvbXBsZXRlbHkuCi1EYW5pZWwKLS0gCkRhbmllbCBWZXR0 ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6Ly9ibG9nLmZmd2xs LmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVs LWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8v bGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==