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Tsirkin" , David Hildenbrand , Jason Wang , Dave Hansen , Michal Hocko , Liang Li , linux-mm@kvack.org, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org Subject: Re: [RFC v2 PATCH 0/4] speed up page allocation for __GFP_ZERO Message-ID: <20201222122312.GH874@casper.infradead.org> References: <20201221162519.GA22504@open-light-1.localdomain> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201221162519.GA22504@open-light-1.localdomain> X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" T24gTW9uLCBEZWMgMjEsIDIwMjAgYXQgMTE6MjU6MjJBTSAtMDUwMCwgTGlhbmcgTGkgd3JvdGU6 Cj4gQ3JlYXRpbmcgYSBWTSBbNjRHIFJBTSwgMzIgQ1BVc10gd2l0aCBHUFUgcGFzc3Rocm91Z2gK PiA9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQo+ IFFFTVUgdXNlIDRLIHBhZ2VzLCBUSFAgaXMgb2ZmCj4gICAgICAgICAgICAgICAgICAgcm91bmQx ICAgICAgcm91bmQyICAgICAgcm91bmQzCj4gdy9vIHRoaXMgcGF0Y2g6ICAgIDIzLjVzICAgICAg IDI0LjdzICAgICAgIDI0LjZzCj4gdy8gdGhpcyBwYXRjaDogICAgIDEwLjJzICAgICAgIDEwLjNz ICAgICAgIDExLjJzCj4gCj4gUUVNVSB1c2UgNEsgcGFnZXMsIFRIUCBpcyBvbgo+ICAgICAgICAg ICAgICAgICAgIHJvdW5kMSAgICAgIHJvdW5kMiAgICAgIHJvdW5kMwo+IHcvbyB0aGlzIHBhdGNo OiAgICAxNy45cyAgICAgICAxNC44cyAgICAgICAxNC45cwo+IHcvIHRoaXMgcGF0Y2g6ICAgICAx LjlzICAgICAgICAxLjhzICAgICAgICAxLjlzCj4gPT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT0KClRoZSBjb3N0IG9mIHplcm9pbmcgcGFnZXMgaGFz IHRvIGJlIHBhaWQgc29tZXdoZXJlLiAgWW91J3ZlIHN1Y2Nlc3NmdWxseQptb3ZlZCBpdCBvdXQg b2YgdGhpcyBwYXRoIHRoYXQgeW91IGNhbiBtZWFzdXJlLiAgU28gbm93IHlvdSd2ZSBwdXQgaXQK c29tZXdoZXJlIHRoYXQgeW91J3JlIG5vdCBtZWFzdXJpbmcuICBXaHkgaXMgdGhpcyBhIHdpbj8K Cj4gU3BlZWQgdXAga2VybmVsIHJvdXRpbmUKPiA9PT09PT09PT09PT09PT09PT09PT09PQo+IFRo aXMgY2Fu4oCZdCBiZSBndWFyYW50ZWVkIGJlY2F1c2Ugd2UgZG9u4oCZdCBwcmUgemVybyBvdXQg YWxsIHRoZSBmcmVlIHBhZ2VzLAo+IGJ1dCBpcyB0cnVlIGZvciBtb3N0IGNhc2UuIEl0IGNhbiBo ZWxwIHRvIHNwZWVkIHVwIHNvbWUgaW1wb3J0YW50IHN5c3RlbQo+IGNhbGwganVzdCBsaWtlIGZv cmssIHdoaWNoIHdpbGwgYWxsb2NhdGUgemVybyBwYWdlcyBmb3IgYnVpbGRpbmcgcGFnZQo+IHRh YmxlLiBBbmQgc3BlZWQgdXAgdGhlIHByb2Nlc3Mgb2YgcGFnZSBmYXVsdCwgZXNwZWNpYWxseSBm b3IgaHVnZSBwYWdlCj4gZmF1bHQuIFRoZSBQT0Mgb2YgSHVnZXRsYiBmcmVlIHBhZ2UgcHJlIHpl cm8gb3V0IGhhcyBiZWVuIGRvbmUuCgpUcnkga2VybmJlbmNoIHdpdGggYW5kIHdpdGhvdXQgeW91 ciBwYXRjaC4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K VmlydHVhbGl6YXRpb24gbWFpbGluZyBsaXN0ClZpcnR1YWxpemF0aW9uQGxpc3RzLmxpbnV4LWZv dW5kYXRpb24ub3JnCmh0dHBzOi8vbGlzdHMubGludXhmb3VuZGF0aW9uLm9yZy9tYWlsbWFuL2xp c3RpbmZvL3ZpcnR1YWxpemF0aW9u