From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Adam Manzanares To: Jens Axboe , Hannes Reinecke CC: "linux-block@vger.kernel.org" , Mel Gorman , Hannes Reinecke Subject: Re: [PATCH] brd: Allow ramdisk to be allocated on selected NUMA node Date: Thu, 14 Jun 2018 20:53:22 +0000 Message-ID: References: <20180614133832.110947-1-hare@suse.de> <08318d74-d81c-29e5-5350-525df96eaacb@kernel.dk> <20180614172954.79965d13@pentland.suse.de> <656e4ab7-7c5c-41af-5596-2e155ffb28e4@kernel.dk> <20180614180937.591bb361@pentland.suse.de> <53893c29-febc-14ff-314d-818ac79aa559@wdc.com> <5f21f241-0ae0-ed7a-6935-3ef6e65d0950@kernel.dk> In-Reply-To: <5f21f241-0ae0-ed7a-6935-3ef6e65d0950@kernel.dk> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 List-ID: DQoNCk9uIDYvMTQvMTggMTo0NyBQTSwgSmVucyBBeGJvZSB3cm90ZToNCj4gT24gNi8xNC8xOCAy OjQxIFBNLCBBZGFtIE1hbnphbmFyZXMgd3JvdGU6DQo+Pg0KPj4NCj4+IE9uIDYvMTQvMTggMToz NyBQTSwgSmVucyBBeGJvZSB3cm90ZToNCj4+PiBPbiA2LzE0LzE4IDI6MzIgUE0sIEFkYW0gTWFu emFuYXJlcyB3cm90ZToNCj4+Pj4NCj4+Pj4NCj4+Pj4gT24gNi8xNC8xOCA5OjA5IEFNLCBIYW5u ZXMgUmVpbmVja2Ugd3JvdGU6DQo+Pj4+PiBPbiBUaHUsIDE0IEp1biAyMDE4IDA5OjMzOjM1IC0w NjAwDQo+Pj4+PiBKZW5zIEF4Ym9lIDxheGJvZUBrZXJuZWwuZGs+IHdyb3RlOg0KPj4+Pj4NCj4+ Pj4+PiBPbiA2LzE0LzE4IDk6MjkgQU0sIEhhbm5lcyBSZWluZWNrZSB3cm90ZToNCj4+Pj4+Pj4g T24gVGh1LCAxNCBKdW4gMjAxOCAwODo0NzozMyAtMDYwMA0KPj4+Pj4+PiBKZW5zIEF4Ym9lIDxh eGJvZUBrZXJuZWwuZGs+IHdyb3RlOg0KPj4+Pj4+PiAgICAgIA0KPj4+Pj4+Pj4gT24gNi8xNC8x OCA3OjM4IEFNLCBIYW5uZXMgUmVpbmVja2Ugd3JvdGU6DQo+Pj4+Pj4+Pj4gRm9yIHBlcmZvcm1h bmNlIHJlYXNvbnMgd2Ugc2hvdWxkIGJlIGFibGUgdG8gYWxsb2NhdGUgYWxsIG1lbW9yeQ0KPj4+ Pj4+Pj4+IGZyb20gYSBnaXZlbiBOVU1BIG5vZGUsIHNvIHRoaXMgcGF0Y2ggYWRkcyBhIG5ldyBw YXJhbWV0ZXINCj4+Pj4+Pj4+PiAncmRfbnVtYV9ub2RlJyB0byBhbGxvdyB0aGUgdXNlciB0byBz cGVjaWZ5IHRoZSBOVU1BIG5vZGUgaWQuDQo+Pj4+Pj4+Pj4gV2hlbiByZXN0cmljaW5nIGZpbyB0 byB1c2UgdGhlIHNhbWUgTlVNQSBub2RlIEknbSBzZWVpbmcgYQ0KPj4+Pj4+Pj4+IHBlcmZvcm1h bmNlIGJvb3N0IG9mIG1vcmUgdGhhbiAyMDAlLg0KPj4+Pj4+Pj4NCj4+Pj4+Pj4+IExvb2tzIGZp bmUgdG8gbWUuIE9uZSBjb21tZW50Lg0KPj4+Pj4+Pj4gICAgIA0KPj4+Pj4+Pj4+IEBAIC0zNDIs NiArMzQzLDEwIEBAIHN0YXRpYyBpbnQgbWF4X3BhcnQgPSAxOw0KPj4+Pj4+Pj4+ICAgICBtb2R1 bGVfcGFyYW0obWF4X3BhcnQsIGludCwgMDQ0NCk7DQo+Pj4+Pj4+Pj4gICAgIE1PRFVMRV9QQVJN X0RFU0MobWF4X3BhcnQsICJOdW0gTWlub3JzIHRvIHJlc2VydmUgYmV0d2Vlbg0KPj4+Pj4+Pj4+ IGRldmljZXMiKTsNCj4+Pj4+Pj4+PiArc3RhdGljIGludCByZF9udW1hX25vZGUgPSBOVU1BX05P X05PREU7DQo+Pj4+Pj4+Pj4gK21vZHVsZV9wYXJhbShyZF9udW1hX25vZGUsIGludCwgMDQ0NCk7 DQo+Pj4+Pj4+Pj4gK01PRFVMRV9QQVJNX0RFU0MocmRfbnVtYV9ub2RlLCAiTlVNQSBub2RlIG51 bWJlciB0byBhbGxvY2F0ZSBSQU0NCj4+Pj4+Pj4+PiBkaXNrIG9uLiIpOw0KPj4+Pj4+Pj4NCj4+ Pj4+Pj4+IFRoaXMgY291bGQgZmVhc2libHkgYmUgMDY0NCwgYXMgdGhlcmUgd291bGQgYmUgbm90 aGluZyB3cm9uZyB3aXRoDQo+Pj4+Pj4+PiBhbHRlcmluZyB0aGlzIGF0IHJ1bnRpbWUuDQo+Pj4+ Pj4+PiAgICAgDQo+Pj4+Pj4+DQo+Pj4+Pj4+IFdoaWxlIHdlIGNvdWxkIGl0IHdvdWxkIG5vdCBj aGFuZ2UgdGhlIGFsbG9jYXRpb24gb2YgX2V4aXN0aW5nXyByYW0NCj4+Pj4+Pj4gZGV2aWNlcywg bWFraW5nIGJlaGF2aW91ciByYXRoZXIgdW5wcmVkaWN0YWJsZS4NCj4+Pj4+Pj4gSGVuY2UgSSBk aWQgZGVjaWRlIGFnYWluc3QgaXQgKGFuZCB5ZXMsIEkgYWN0dWFsbHkgdGhvdWdodCBhYm91dA0K Pj4+Pj4+PiBpdCkuDQo+Pj4+Pj4+DQo+Pj4+Pj4+IEJ1dCBpZiB5b3UgaW5zaXN0IC4uLg0KPj4+ Pj4+DQo+Pj4+Pj4gUmlnaHQsIGl0IHdvdWxkIGp1c3QgY2hhbmdlIG5ldyBhbGxvY2F0aW9ucy4g UHJvYmFibHkgbm90IGEgY29tbW9uIHVzZQ0KPj4+Pj4+IGNhc2UsIGJ1dCB0aGVyZSdzIHJlYWxs eSBub3RoaW5nIHRoYXQgcHJldmVudHMgaXQgZnJvbSBiZWluZyBmZWFzaWJsZS4NCj4+Pj4+Pg0K Pj4+Pj4+IE5leHQgcXVlc3Rpb24gLSB3aGF0IGRvZXMgdGhlIG1lbW9yeSBhbGxvY2F0b3IgZG8g aWYgd2UgcnVuIG91dCBvZg0KPj4+Pj4+IG1lbW9yeSBvbiB0aGUgZ2l2ZW4gbm9kZT8gU2hvdWxk IHdlIHB1bnQgdG8gYSBkaWZmZXJlbnQgbm9kZSBpZiB0aGF0DQo+Pj4+Pj4gaGFwcGVucz8gU2xv d2VyLCBidXQgZnVuY3Rpb25hbCwgc2VlbXMgcHJlZmVyYWJsZSB0byBub3QgYmVpbmcgYWJsZQ0K Pj4+Pj4+IHRvIGdldCBtZW1vcnkuDQo+Pj4+Pj4NCj4+Pj4+DQo+Pj4+PiBIbW0uIFRoYXQgSSBo YXZlbid0IGNvbnNpZGVyZWQ7IHllcywgdGhhdCByZWFsbHkgc291bmRzIGxpa2UgYW4gaWRlYS4N Cj4+Pj4+IFdpbGwgYmUgc2VuZGluZyBhbiB1cGRhdGVkIHBhdGNoLg0KPj4+Pg0KPj4+PiBXaWxs IG51bWFjdGwgLi4uIG1vZHByb2JlIGJyZCAuLi4gc29sdmUgdGhpcyBwcm9ibGVtPw0KPj4+DQo+ Pj4gSXQgd29uJ3QsIHBhZ2VzIGFyZSBhbGxvY2F0ZWQgYXMgbmVlZGVkLg0KPj4+DQo+Pg0KPj4g VGhlbiBob3cgYWJvdXQgYSBudW1hY3RsIC4uLiBkZCAvZGV2L3JhbSAuLi4gYWZ0ZXIgdGhlIG1v ZHByb2JlLg0KPiANCj4gWWVzIG9mIGNvdXJzZSwgb3IgeW91IGNvdWxkIGRvIHRoYXQgZm9yIGV2 ZXJ5IGFwcGxpY2F0aW9uIHRoYXQgZW5kcw0KPiB1cCBpbiB0aGUgcGF0aCBvZiB0aGUgZG9pbmcg SU8gdG8gaXQuIFRoZSBwb2ludCBvZiB0aGUgb3B0aW9uIGlzIHRvDQo+IGp1c3QgbWFrZSBpdCBl eHBsaWNpdCwgYW5kIG5vdCBoYXZlIHRvIGVpdGhlciBOVU1BIHBpbiBlYWNoIHRhc2ssDQo+IG9y IHByZWZpbGwgYWxsIHBvc3NpYmxlIHBhZ2VzLg0KPiANCg0KTWFrZXMgc2Vuc2UsIEkgaGF2ZSBk b25lIHNvbWUgc2ltaWxhciBiZW5jaG1hcmtpbmcgYW5kIGhhZCB0byB3b3JyeSANCmFib3V0IE5V TUEgYXdhcmVuZXNzIGFuZCB0aGUgbnVtYWN0bCArIGRkIGFwcHJvYWNoIHNlZW1lZCB0byB3b3Jr IA0KYmVjYXVzZSBJIHdhbnRlZCB0byBub3QgdGFrZSBhIHBlcmZvcm1hbmNlIGhpdCBmb3IgcGFn ZSBhbGxvY2F0aW9uIA0KZHVyaW5nIHRoZSBiZW5jaG1hcmtpbmcuDQoNCldvdWxkIGFueW9uZSBi ZSBpbnRlcmVzdGVkIGluIGZvcmNpbmcgdGhlIGFsbG9jYXRpb25zIHRvIG9jY3VyIGR1cmluZyAN Cm1vZHVsZSBpbml0aWFsaXphdGlvbj8NCg0K