From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michal Hocko Subject: Re: [PATCH v2] drm/i915: Remove __GFP_NORETRY from our buffer allocator Date: Thu, 8 Jun 2017 14:26:22 +0200 Message-ID: <20170608122621.GI19866@dhcp22.suse.cz> 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 mx1.suse.de (mx2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id DD88F6E3A2 for ; Thu, 8 Jun 2017 12:26:25 +0000 (UTC) Content-Disposition: inline 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@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org RG8geW91IHBsYW4gdG8gbWVyZ2UgdGhpcyBwYXRjaD8gSSB3b3VsZCBsaWtlIHRvIHBvc3QgbXkK X19HRlBfUkVUUllfTUFZRkFJTCBzZXJpZXMgc29tZXRpbWUgc29vbiBhbmQgd291bGQgbGlrZSB0 byBjb3ZlciB0aGlzCm9uZSBhcyB3ZWxsLgoKT24gTW9uIDA1LTA2LTE3IDExOjM1OjEyLCBDaHJp cyBXaWxzb24gd3JvdGU6Cj4gSSB0cmllZCBfX0dGUF9OT1JFVFJZIGluIHRoZSBiZWxpZWYgdGhh dCBfX0dGUF9SRUNMQUlNIHdhcyBlZmZlY3RpdmUuIEl0Cj4gc3RydWdnbGVzIHdpdGggaGFuZGxp bmcgcmVjbGFpbSB2aWEga3N3YXBkICh0aHJvdWdoIGluY29uc2lzdGVuY3kgd2l0aGluCj4gdGhy b3R0bGVfZGlyZWN0X3JlY2xhaW0oKSBhbmQgZXZlbiB0aGVuIHRoZSByYWNlIGJldHdlZW4gbXVs dGlwbGUKPiBhbGxvY2F0b3JzIG1ha2VzIHRoZSB0d28gc3RlcCBvZiByZWNsYWltIHRoZW4gYWxs b2NhdGUgZnJhZ2lsZSksIGFuZCBhcwo+IG91ciBidWZmZXJzIGFyZSBhbHdheXMgZGlydHkgKHdp dGggdmVyeSBmZXcgZXhjZXB0aW9ucyksIHdlIHJlcXVpcmVkCj4ga3N3YXBkIHRvIHBlcmZvcm0g cGFnZW91dCBvbiB0aGVtLiBUaGUgb25seSBlZmZlY3RpdmUgbWVhbnMgb2Ygd2FpdGluZwo+IG9u IGtzd2FwZCBpcyB0byByZXRyeSB0aGUgYWxsb2NhdGlvbnMgKGkuZS4gbm90IHNldCBfX0dGUF9O T1JFVFJZKS4gVGhhdAo+IGxlYXZlcyB1cyB3aXRoIHRoZSBkaWxlbW1hIG9mIGludm9raW5nIHRo ZSBvb21raWxsZXIgaW5zdGVhZCBvZgo+IHByb3BhZ2F0aW5nIHRoZSBhbGxvY2F0aW9uIGZhaWx1 cmUgYmFjayB0byB1c2Vyc3BhY2Ugd2hlcmUgaXQgY2FuIGJlCj4gaGFuZGxlZCBtb3JlIGdyYWNl ZnVsbHkgKG9uZSBob3BlcykuICBJbiB0aGUgZnV0dXJlIHdlIG1heSBoYXZlCj4gX19HRlBfTUFZ RkFJTCB0byBhbGxvdyByZXBlYXRzIHVwIHVudGlsIHdlIGdlbnVpbmVseSBydW4gb3V0IG9mIG1l bW9yeQo+IGFuZCB0aGUgb29ta2lsbGVyIHdvdWxkIGhhdmUgYmVlbiBpbnZva2VkLiBVbnRpbCB0 aGVuLCBsZXQgdGhlIG9vbWtpbGxlcgo+IHdyZWNrIGhhdm9jLgo+IAo+IHYyOiBTdG9wIHBsYXlp bmcgd2l0aCBzaWRlLWVmZmVjdHMgb2YgZ2ZwIGZsYWdzIGFuZCBhd2FpdCBfX0dGUF9NQVlGQUlM Cj4gCj4gRml4ZXM6IDI0ZjhlMDBhOGEyZSAoImRybS9pOTE1OiBQcmVmZXIgdG8gcmVwb3J0IEVO T01FTSByYXRoZXIgdGhhbiBpbmN1ciB0aGUgb29tIGZvciBnZnggYWxsb2NhdGlvbnMiKQo+IFRl c3RjYXNlOiBpZ3QvZ2VtX3RpbGVkX3N3YXBwaW5nCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXMgV2ls c29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+Cj4gQ2M6IEpvb25hcyBMYWh0aW5lbiA8am9v bmFzLmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4KPiBDYzogRGFuaWVsIFZldHRlciA8ZGFuaWVs LnZldHRlckBmZndsbC5jaD4KPiBDYzogTWljaGFsIEhvY2tvIDxtaG9ja29Ac3VzZS5jb20+Cj4g LS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMgfCAxNSArKysrKysrKysrKysr Ky0KPiAgMSBmaWxlIGNoYW5nZWQsIDE0IGluc2VydGlvbnMoKyksIDEgZGVsZXRpb24oLSkKPiAK PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYyBiL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKPiBpbmRleCA3Mjg2ZjVkZDNlNjQuLjg0NWRmNjA2N2U5 MCAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2dlbS5jCj4gKysrIGIv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+IEBAIC0yNDA2LDcgKzI0MDYsMjAgQEAg aTkxNV9nZW1fb2JqZWN0X2dldF9wYWdlc19ndHQoc3RydWN0IGRybV9pOTE1X2dlbV9vYmplY3Qg Km9iaikKPiAgCQkJaWYgKCEqcykgewo+ICAJCQkJLyogcmVjbGFpbSBhbmQgd2FybiwgYnV0IG5v IG9vbSAqLwo+ICAJCQkJZ2ZwID0gbWFwcGluZ19nZnBfbWFzayhtYXBwaW5nKTsKPiAtCQkJCWdm cCB8PSBfX0dGUF9OT1JFVFJZOwo+ICsKPiArCQkJCS8qIE91ciBibyBhcmUgYWx3YXlzIGRpcnR5 IGFuZCBzbyB3ZSByZXF1aXJlCj4gKwkJCQkgKiBrc3dhcGQgdG8gcmVjbGFpbSBvdXIgcGFnZXMg KGRpcmVjdCByZWNsYWltCj4gKwkJCQkgKiBwZXJmb3JtcyBubyBzd2FwcGluZyBvbiBpdHMgb3du KS4gSG93ZXZlciwKPiArCQkJCSAqIGRpcmVjdCByZWNsYWltIGlzIG1lYW50IHRvIHdhaXQgZm9y IGtzd2FwZAo+ICsJCQkJICogd2hlbiB1bmRlciBwcmVzc3VyZSwgdGhpcyBpcyBicm9rZW4uIEFz IGEKPiArCQkJCSAqIHJlc3VsdCBfX0dGUF9SRUNMQUlNIGlzIHVucmVsaWFibGUgYW5kIGZhaWxz Cj4gKwkJCQkgKiB0byBhY3R1YWxseSByZWNsYWltIGRpcnR5IHBhZ2VzIC0tIHVubGVzcwo+ICsJ CQkJICogeW91IHRyeSBvdmVyIGFuZCBvdmVyIGFnYWluIHdpdGgKPiArCQkJCSAqICFfX0dGUF9O T1JFVFJZLiBIb3dldmVyLCB3ZSBzdGlsbCB3YW50IHRvCj4gKwkJCQkgKiBmYWlsIHRoaXMgYWxs b2NhdGlvbiByYXRoZXIgdGhhbiB0cmlnZ2VyCj4gKwkJCQkgKiB0aGUgb3V0LW9mLW1lbW9yeSBr aWxsZXIgYW5kIGZvciB0aGlzIHdlCj4gKwkJCQkgKiB3YW50IHRoZSBmdXR1cmUgX19HRlBfTUFZ RkFJTC4KPiArCQkJCSAqLwo+ICAJCQl9Cj4gIAkJfSB3aGlsZSAoMSk7Cj4gIAo+IC0tIAo+IDIu MTEuMAo+IAoKLS0gCk1pY2hhbCBIb2NrbwpTVVNFIExhYnMKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1n ZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21h aWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==