From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9CB8E946D for ; Sat, 23 Dec 2023 10:31:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ACULAB.COM Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=aculab.com Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-228-U5G35-zWOAaFHs2mKPMClw-1; Sat, 23 Dec 2023 10:31:31 +0000 X-MC-Unique: U5G35-zWOAaFHs2mKPMClw-1 Received: from AcuMS.Aculab.com (10.202.163.6) by AcuMS.aculab.com (10.202.163.6) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Sat, 23 Dec 2023 10:31:16 +0000 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Sat, 23 Dec 2023 10:31:16 +0000 From: David Laight To: 'Guo Ren' CC: Leonardo Bras , "linux-kernel@vger.kernel.org" , "paul.walmsley@sifive.com" , "palmer@dabbelt.com" , "alexghiti@rivosinc.com" , "charlie@rivosinc.com" , "xiao.w.wang@intel.com" , "david@redhat.com" , "panqinglin2020@iscas.ac.cn" , "rick.p.edgecombe@intel.com" , "willy@infradead.org" , "bjorn@rivosinc.com" , "conor.dooley@microchip.com" , "cleger@rivosinc.com" , "linux-riscv@lists.infradead.org" , Guo Ren Subject: RE: [PATCH V2 4/4] riscv: mm: Optimize TASK_SIZE definition Thread-Topic: [PATCH V2 4/4] riscv: mm: Optimize TASK_SIZE definition Thread-Index: AQHaNMmXQnV6P1CryUOzF1IfQQ8rsbC1Lv+wgAD9mACAAH0Z4A== Date: Sat, 23 Dec 2023 10:31:15 +0000 Message-ID: <9d4d15e8e3e944b8bd18e8bc1d54f59c@AcuMS.aculab.com> References: <20231221154702.2267684-1-guoren@kernel.org> <20231221154702.2267684-5-guoren@kernel.org> In-Reply-To: Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 RnJvbTogR3VvIFJlbg0KPiBTZW50OiAyMyBEZWNlbWJlciAyMDIzIDAyOjUzDQo+IA0KPiBPbiBG cmksIERlYyAyMiwgMjAyMyBhdCA3OjUy4oCvUE0gRGF2aWQgTGFpZ2h0IDxEYXZpZC5MYWlnaHRA YWN1bGFiLmNvbT4gd3JvdGU6DQo+ID4NCj4gPiBGcm9tOiBHdW8gUmVuDQo+ID4gPiBTZW50OiAy MiBEZWNlbWJlciAyMDIzIDExOjI1DQo+ID4gLi4uDQo+ID4gPiA+ID4gKyNkZWZpbmUgVEFTS19T SVpFICAgIChpc19jb21wYXRfdGFzaygpID8gXA0KPiA+ID4gPiA+ICAgICAgICAgICAgICAgICAg ICAgICAgVEFTS19TSVpFXzMyIDogVEFTS19TSVpFXzY0KQ0KPiA+ID4gSSB3b3VsZCByZW1vdmUg aXNfY29tcGF0X3Rhc2soKSBpbiB0aGUgbmV4dCB2ZXJzaW9uIGJlY2F1c2UgeW91ciBwYXRjaA0K PiA+ID4gY29udGFpbnMgdGhhdC4NCj4gPg0KPiA+IERvZXMgVEFTS19TSVpFIGdldCB1c2VkIGlu IGFjY2Vzc19vaygpID8NCj4gPiBJZiBzbyB0aGUgcmVwZWF0ZWQgZXhwYW5zaW9uIG9mIHRoYXQg J21lc3MnIHdpbGwgc2xvdyB0aGluZ3MgZG93bi4NCj4gPg0KPiA+IE9UT0ggYWNjZXNzX29rKHB0 ciwgbGVuKSBjYW4ganVzdCBjaGVjayAocHRyIHwgKHB0ciArIGxlbikpIDwgMCkNCj4gPiBhbmQg cmVseSBvbiB0aGUgcGFnZSBmYXVsdHMgZm9yIGV2ZXJ5dGhpbmcgZWxzZS4NCj4gT3IgZG8geW91 IHdhbnQgdG8gZGlzY3VzcyB0aGUgYmFkIHNpZGUgZWZmZWN0IG9mIGlzX2NvbXBhdF90YXNrKCk/ DQo+IA0KPiBZZXMsIHRlc3RfdGhyZWFkX2ZsYWcoVElGXzMyQklUKSB3b3VsZCBzbG93IGRvd24g YWNjZXNzX29rKCkuIEJ1dCBpZg0KPiB3ZSB1c2UgVEFTS19TSVpFX01BWCwgVkFfQklUUyBzdGls bCBuZWVkcyBwZ3RhYmxlX2w1X2VuYWJsZWQsDQo+IHBndGFibGVfbDRfZW5hYmxlZCBkZXRlY3Rh dGlvbiBmb3IgcmlzY3YuDQo+IA0KPiBJdCdzIG5vdCBvbmx5IGZvciBjb21wYXQgbW9kZSwgYnV0 IGFsc28gU3YzOSwgU3Y0OCwgU3Y1Ny4gQWxsIHRyZWF0DQo+IFRBU0tfU0laRV9NQVggYXMgMHg4 MDAwMDAwMDAwMDAwMDAwLCByaWdodD8gVGhlbjoNCj4gYWNjZXNzX29rKHB0ciwgbGVuKSBjYW4g anVzdCBjaGVjayAocHRyIHwgKHB0ciArIGxlbikpIDwgMCkNCj4gDQo+IEl0J3MgYW5vdGhlciBm ZWF0dXJlIGFuZCBkb2VzIG5vdCByZWxhdGUgdG8gY29tcGF0IG1vZGUuDQoNCkNvbXBhdCBtb2Rl IGp1c3QgbWFrZXMgaXQgd29yc2UuLi4NCg0KT25lIHBvc3NpYmlsaXR5IHdvdWxkIGJlIHRvIHNh dmUgdGhlIHRhc2sncyBtYXggdXNlciBhZGRyZXNzDQppbiB0aGUgdGFzayBzdHJ1Y3R1cmUgaXRz ZWxmIC0gdGhhdCB3b3VsZCBzYXZlIGFsbCB0aGUgY29uZGl0aW9uYWxzDQphdCBhIGNvc3Qgb2Yg YW4gZXh0cmEgdmFsdWUgaW4gdGhlIHRhc2sgc3RydWN0dXJlLg0KDQpUaGVyZSBpcyBhbHNvIHRo ZSBxdWVzdGlvbiBvZiB3aGV0aGVyIGEgbm9ybWFsbHkgNjQtYml0IHRhc2sNCmNhbiBhY3R1YWxs eSBtYWtlIHRoZSBjb21wYXQgbW1hcCgpIHN5c3RlbSBjYWxsPw0KT24geDg2IHRoYXQgaXMgY2Vy dGFpbmx5IHBvc3NpYmxlIChJSVJDIHdpbmUgZG9lcyBpdCksIHg4Ng0KdXNlcnNwYWNlIGNhbiBm bGlwIGJldHdlZW4gMzJiaXQgYW5kIDYzYml0IG1vZGUgd2l0aG91dCBhDQpzeXN0ZW0gY2FsbC4N Cg0KCURhdmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2Fk LCBNb3VudCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5v OiAxMzk3Mzg2IChXYWxlcykNCg==