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Donenfeld" CC: Joshua Kinard , LKML , Linux Crypto Mailing List , Paul Walmsley , Palmer Dabbelt , Albert Ou , linux-riscv , linux-m68k , Thomas Bogendoerfer , "open list:BROADCOM NVRAM DRIVER" , Dominik Brodowski , Eric Biggers , Ard Biesheuvel , "Arnd Bergmann" , Thomas Gleixner , "Andy Lutomirski" , Kees Cook , "Lennart Poettering" , Linus Torvalds , Greg Kroah-Hartman , Theodore Ts'o Subject: RE: [PATCH RFC v0] random: block in /dev/urandom Thread-Topic: [PATCH RFC v0] random: block in /dev/urandom Thread-Index: AQHYIa/RMksFr1LZVEWsiQom7rZ3n6yTITWQ Date: Mon, 14 Feb 2022 14:57:05 +0000 Message-ID: <63afd299c8df4495b27456a7f92aec75@AcuMS.aculab.com> References: <20220211210757.612595-1-Jason@zx2c4.com> In-Reply-To: Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com 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 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RDNS_NONE, SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org RnJvbTogR2VlcnQgVXl0dGVyaG9ldmVuDQo+IFNlbnQ6IDE0IEZlYnJ1YXJ5IDIwMjIgMTQ6MjYN Ci4uLg0KPiBJJ20gYWZyYWlkIHlvdSBtaXNzZWQgb25lIGltcG9ydGFudCBkZXRhaWwuICBZb3Ug d3JvdGU6DQo+IA0KPiA+IE9uIGV2ZXJ5IHBsYXRmb3JtLCByYW5kb21fZ2V0X2VudHJvcHkoKSBp cyBjb25uZWN0ZWQgdG8gZ2V0X2N5Y2xlcygpLA0KPiA+IGV4Y2VwdCBmb3IgdGhyZWU6IG02OGss IE1JUFMsIGFuZCBSSVNDLVYuDQo+IA0KPiBUaGUgZGVmYXVsdCBpbXBsZW1lbnRhdGlvbiBpbiBp bmNsdWRlL2FzbS1nZW5lcmljL3RpbWV4LmggaXM6DQo+IA0KPiAgICAgc3RhdGljIGlubGluZSBj eWNsZXNfdCBnZXRfY3ljbGVzKHZvaWQpDQo+ICAgICB7DQo+ICAgICAgICAgICAgIHJldHVybiAw Ow0KPiAgICAgfQ0KPiANCj4gU2V2ZXJhbCBhcmNoaXRlY3R1cmVzIGRvIG5vdCBpbXBsZW1lbnQg Z2V0X2N5Y2xlcygpLCBvciBpbXBsZW1lbnQgaXQNCj4gd2l0aCBhIHZhcmlhbnQgdGhhdCdzIHZl cnkgc2ltaWxhciBvciBpZGVudGljYWwgdG8gdGhlIGdlbmVyaWMgdmVyc2lvbi4NCg0KQWRkIHRv IHRoZSBsaXN0IG5pb3MyIGFuZCBvbGQgeDg2IChJIHRoaW5rIHJkdHNjIGlzIGEgcGVudGl1bSBp bnN0cnVjdGlvbikNCkkgY2FuJ3Qgc2VlIGl0IGluIG15IDM4NiBib29rLCBhbmQgaSBkb24ndCB0 aGluayA0ODYgYWRkZWQgaXQuDQoNCkknbSBub3Qgc3VyZSBpZi93aGVuIHNwYXJjIGFkZGVkIG9u ZS4NCkkgZG9uJ3QgcmVtZW1iZXIgaXQgYmVpbmcgdGhlcmUgaW4gdGhlIGxhdGUgMTk4MHMuDQoN Cm5pb3MyIChzb2Z0IGNwdSBvbiBBbHRlcmEvSW50ZWwgZnBnYSkgaXMgYW5ub3lpbmcuDQpUaGVy ZSBpcyBhICdyZWFkIGNvbnRyb2wgcmVnaXN0ZXInIGluc3RydWN0aW9uIGFuZCBwbGVudHkgb2Yg c3BhY2Ugb25lcy4NCkJ1dCB5b3UgY2FuJ3QgZGVmaW5lIHlvdXIgb3duIGFuZCBvbmUgaXNuJ3Qg YSBjbG9jayBjb3VudGVyLg0KWW91IGNhbiBhZGQgb25lIGFzIHRoZSByZXN1bHQgb2YgYSBjdXN0 b20gaW5zdHJ1Y3Rpb24uDQooRXZlbiB0aGUgc2FtZSBjdXN0b20gaW5zdHJ1Y3Rpb24gdGhhdCBk b2VzIGJ5dGVzd2FwLikNCg0KCURhdmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lk ZSwgQnJhbWxleSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0K UmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykNCg==