From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Stone Subject: Re: [PATCH v2] drm/i915: Remove __GFP_NORETRY from our buffer allocator Date: Mon, 5 Jun 2017 11:47:44 +0100 Message-ID: References: <20170601133331.5973-3-chris@chris-wilson.co.uk> <20170605103512.18007-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-yw0-x232.google.com (mail-yw0-x232.google.com [IPv6:2607:f8b0:4002:c05::232]) by gabe.freedesktop.org (Postfix) with ESMTPS id 431C789A72 for ; Mon, 5 Jun 2017 10:47:46 +0000 (UTC) Received: by mail-yw0-x232.google.com with SMTP id l14so51960097ywk.1 for ; Mon, 05 Jun 2017 03:47:46 -0700 (PDT) In-Reply-To: <20170605103512.18007-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson Cc: Daniel Vetter , intel-gfx , Michal Hocko List-Id: intel-gfx@lists.freedesktop.org SGksCgpPbiA1IEp1bmUgMjAxNyBhdCAxMTozNSwgQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13 aWxzb24uY28udWs+IHdyb3RlOgo+IEkgdHJpZWQgX19HRlBfTk9SRVRSWSBpbiB0aGUgYmVsaWVm IHRoYXQgX19HRlBfUkVDTEFJTSB3YXMgZWZmZWN0aXZlLiBJdAo+IHN0cnVnZ2xlcyB3aXRoIGhh bmRsaW5nIHJlY2xhaW0gdmlhIGtzd2FwZCAodGhyb3VnaCBpbmNvbnNpc3RlbmN5IHdpdGhpbgo+ IHRocm90dGxlX2RpcmVjdF9yZWNsYWltKCkgYW5kIGV2ZW4gdGhlbiB0aGUgcmFjZSBiZXR3ZWVu IG11bHRpcGxlCj4gYWxsb2NhdG9ycyBtYWtlcyB0aGUgdHdvIHN0ZXAgb2YgcmVjbGFpbSB0aGVu IGFsbG9jYXRlIGZyYWdpbGUpLCBhbmQgYXMKPiBvdXIgYnVmZmVycyBhcmUgYWx3YXlzIGRpcnR5 ICh3aXRoIHZlcnkgZmV3IGV4Y2VwdGlvbnMpLCB3ZSByZXF1aXJlZAo+IGtzd2FwZCB0byBwZXJm b3JtIHBhZ2VvdXQgb24gdGhlbS4gVGhlIG9ubHkgZWZmZWN0aXZlIG1lYW5zIG9mIHdhaXRpbmcK PiBvbiBrc3dhcGQgaXMgdG8gcmV0cnkgdGhlIGFsbG9jYXRpb25zIChpLmUuIG5vdCBzZXQgX19H RlBfTk9SRVRSWSkuIFRoYXQKPiBsZWF2ZXMgdXMgd2l0aCB0aGUgZGlsZW1tYSBvZiBpbnZva2lu ZyB0aGUgb29ta2lsbGVyIGluc3RlYWQgb2YKPiBwcm9wYWdhdGluZyB0aGUgYWxsb2NhdGlvbiBm YWlsdXJlIGJhY2sgdG8gdXNlcnNwYWNlIHdoZXJlIGl0IGNhbiBiZQo+IGhhbmRsZWQgbW9yZSBn cmFjZWZ1bGx5IChvbmUgaG9wZXMpLgoKVGhlIGk5NjUgR0woRVMpIGRyaXZlciBtYXkgZGFzaCB5 b3VyIGhvcGVzIHNvbWV3aGF0OgoKICAgICAgICAgcmV0ID0gZXhlY2J1ZmZlcihkcmlfc2NyZWVu LT5mZCwgYmF0Y2gsIGh3X2N0eCwKICAgICAgICAgICAgICAgICAgICAgICAgICA0ICogVVNFRF9C QVRDSCgqYmF0Y2gpLAogICAgICAgICAgICAgICAgICAgICAgICAgIGluX2ZlbmNlX2ZkLCBvdXRf ZmVuY2VfZmQsIGZsYWdzKTsKCiAgIGlmIChyZXQgIT0gMCkgewogICAgICBmcHJpbnRmKHN0ZGVy ciwgImludGVsX2RvX2ZsdXNoX2xvY2tlZCBmYWlsZWQ6ICVzXG4iLCBzdHJlcnJvcigtcmV0KSk7 CiAgICAgIGV4aXQoMSk7CiAgIH0KCkJlZm9yZSByZW1vdmluZyBOT1JFVFJZLCBvY2Nhc2lvbmFs bHkgSSdkIGdldCBsdWNreSBhbmQgQ2hyb21lIHdvdWxkCmZhaWwsIGJ1dCB1c3VhbGx5IGl0J2Qg YmUgTXV0dGVyIGFuZCBteSBlbnRpcmUgc2Vzc2lvbiB3b3VsZApkaXNhcHBlYXIuIEknbSBhbHNv IG5vdCBzdXJlIHdoYXQgYSBnb29kIHN0cmF0ZWd5IGFzIGEgY29tcG9zaXRvcgp3b3VsZCBiZTog anVzdCBrZWVwIG9uIHRyeWluZyB1cGRhdGVzIHVudGlsIHlvdSBnZXQgbHVja3k/IFNpdCBkb2lu Zwpub3RoaW5nIGZvciBhIHdoaWxlIGFuZCBob3BlIHJlZHJhd3Mgc3VjY2VlZCAnbGF0ZXInIC4u LiA/IFNpbWlsYXJseQp0byBMaW51cywgSSB3YXMgaW4gYSBwb3NpdGlvbiB3aGVyZSByZWNsYWlt IHNob3VsZCd2ZSBiZWVuIGV4dHJlbWVseQplZmZlY3RpdmUgLSBpbnRvIHRoZSBnaWdhYnl0ZXMg LSBhdCB0aGUgdGltZSwgc28gcHVzaGluZyByZWNsYWltCmhhcmRlciBhbmQgdGFraW5nIGEgc21h bGwgdGltZSBwZW5hbHR5IHNlZW1zIGZhciBiZXR0ZXIgdGhhbiBhIGhhcmQKZmFpbHVyZS4KCkNo ZWVycywKRGFuaWVsCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y ZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdm eAo=