From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-f197.google.com (mail-qk0-f197.google.com [209.85.220.197]) by kanga.kvack.org (Postfix) with ESMTP id 238086B0003 for ; Thu, 8 Mar 2018 10:56:35 -0500 (EST) Received: by mail-qk0-f197.google.com with SMTP id g186so79587qkd.16 for ; Thu, 08 Mar 2018 07:56:35 -0800 (PST) Received: from g2t2352.austin.hpe.com (g2t2352.austin.hpe.com. [15.233.44.25]) by mx.google.com with ESMTPS id l12si16279580qtb.446.2018.03.08.07.56.33 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 08 Mar 2018 07:56:33 -0800 (PST) From: "Kani, Toshi" Subject: Re: [PATCH 1/2] mm/vmalloc: Add interfaces to free unused page table Date: Thu, 8 Mar 2018 15:56:30 +0000 Message-ID: <1520527285.2693.56.camel@hpe.com> References: <20180307183227.17983-1-toshi.kani@hpe.com> <20180307183227.17983-2-toshi.kani@hpe.com> <20180308040016.GB9082@bombadil.infradead.org> In-Reply-To: <20180308040016.GB9082@bombadil.infradead.org> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-ID: <07566710C6CDB64EB527EA8B1AD27212@NAMPRD84.PROD.OUTLOOK.COM> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: "willy@infradead.org" Cc: "linux-kernel@vger.kernel.org" , "bp@suse.de" , "tglx@linutronix.de" , "guohanjun@huawei.com" , "wxf.wang@hisilicon.com" , "linux-mm@kvack.org" , "x86@kernel.org" , "akpm@linux-foundation.org" , "hpa@zytor.com" , "catalin.marinas@arm.com" , "mingo@redhat.com" , "will.deacon@arm.com" , "Hocko, Michal" , "linux-arm-kernel@lists.infradead.org" T24gV2VkLCAyMDE4LTAzLTA3IGF0IDIwOjAwIC0wODAwLCBNYXR0aGV3IFdpbGNveCB3cm90ZToN Cj4gT24gV2VkLCBNYXIgMDcsIDIwMTggYXQgMTE6MzI6MjZBTSAtMDcwMCwgVG9zaGkgS2FuaSB3 cm90ZToNCj4gPiArLyoqDQo+ID4gKyAqIHB1ZF9mcmVlX3BtZF9wYWdlIC0gY2xlYXIgcHVkIGVu dHJ5IGFuZCBmcmVlIHBtZCBwYWdlDQo+ID4gKyAqDQo+ID4gKyAqIFJldHVybnMgMSBvbiBzdWNj ZXNzIGFuZCAwIG9uIGZhaWx1cmUgKHB1ZCBub3QgY2xlYXJlZCkuDQo+ID4gKyAqLw0KPiA+ICtp bnQgcHVkX2ZyZWVfcG1kX3BhZ2UocHVkX3QgKnB1ZCkNCj4gPiArew0KPiA+ICsJcmV0dXJuIHB1 ZF9ub25lKCpwdWQpOw0KPiA+ICt9DQo+IA0KPiBXb3VsZG4ndCBpdCBiZSBjbGVhcmVyIGlmIHlv dSByZXR1cm5lZCAnYm9vbCcgaW5zdGVhZCBvZiAnaW50JyBoZXJlPw0KDQpJIHRob3VnaHQgYWJv dXQgaXQgYW5kIGRlY2lkZWQgdG8gdXNlICdpbnQnIHNpbmNlIGFsbCBvdGhlciBwdWQvcG1kL3B0 ZQ0KaW50ZXJmYWNlcywgc3VjaCBhcyBwdWRfbm9uZSgpIGFib3ZlLCB1c2UgJ2ludCcuDQoNCj4g QWxzbyB5b3UgZGlkbid0IGRvY3VtZW50IHRoZSBwdWQgcGFyYW1ldGVyLCBub3IgdXNlIHRoZSBh cHByb3ZlZCBmb3JtDQo+IGZvciBkb2N1bWVudGluZyB0aGUgcmV0dXJuIHR5cGUsIG5vciB0aGUg Y2FsbGluZyBjb250ZXh0LiAgU28gSSB3b3VsZA0KPiBoYXZlIHdyaXR0ZW4gaXQgb3V0IGxpa2Ug dGhpczoNCj4gDQo+IC8qKg0KPiAgKiBwdWRfZnJlZV9wbWRfcGFnZSAtIENsZWFyIHB1ZCBlbnRy eSBhbmQgZnJlZSBwbWQgcGFnZS4NCj4gICogQHB1ZDogUG9pbnRlciB0byBhIFBVRC4NCj4gICoN Cj4gICogQ29udGV4dDogQ2FsbGVyIHNob3VsZCBob2xkIG1tYXBfc2VtIHdyaXRlLWxvY2tlZC4N Cj4gICogUmV0dXJuOiAldHJ1ZSBpZiBjbGVhcmluZyB0aGUgZW50cnkgc3VjY2VlZGVkLg0KPiAg Ki8NCg0KV2lsbCBkby4NCg0KVGhhbmtzIQ0KLVRvc2hpDQo=