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Message-ID: <MW5PR84MB18421AC962BE140DDEB58A8BAB239@MW5PR84MB1842.NAMPRD84.PROD.OUTLOOK.COM> Date: Tue, 11 Oct 2022 01:18:40 +0000 From: "Elliott, Robert (Servers)" <elliott@....com> To: "Jason A. Donenfeld" <Jason@...c4.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "patches@...ts.linux.dev" <patches@...ts.linux.dev> CC: Andreas Noever <andreas.noever@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Borislav Petkov <bp@...en8.de>, "Catalin Marinas" <catalin.marinas@....com>, Christoph Böhmwalder <christoph.boehmwalder@...bit.com>, Christoph Hellwig <hch@....de>, Christophe Leroy <christophe.leroy@...roup.eu>, Daniel Borkmann <daniel@...earbox.net>, Dave Airlie <airlied@...hat.com>, Dave Hansen <dave.hansen@...ux.intel.com>, "David S . Miller" <davem@...emloft.net>, "Eric Dumazet" <edumazet@...gle.com>, Florian Westphal <fw@...len.de>, "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>, "H . Peter Anvin" <hpa@...or.com>, Heiko Carstens <hca@...ux.ibm.com>, Helge Deller <deller@....de>, Herbert Xu <herbert@...dor.apana.org.au>, Huacai Chen <chenhuacai@...nel.org>, Hugh Dickins <hughd@...gle.com>, Jakub Kicinski <kuba@...nel.org>, "James E . J . Bottomley" <jejb@...ux.ibm.com>, Jan Kara <jack@...e.com>, Jason Gunthorpe <jgg@...pe.ca>, Jens Axboe <axboe@...nel.dk>, Johannes Berg <johannes@...solutions.net>, Jonathan Corbet <corbet@....net>, Jozsef Kadlecsik <kadlec@...filter.org>, KP Singh <kpsingh@...nel.org>, Kees Cook <keescook@...omium.org>, Marco Elver <elver@...gle.com>, Mauro Carvalho Chehab <mchehab@...nel.org>, "Michael Ellerman" <mpe@...erman.id.au>, Pablo Neira Ayuso <pablo@...filter.org>, Paolo Abeni <pabeni@...hat.com>, Peter Zijlstra <peterz@...radead.org>, Richard Weinberger <richard@....at>, Russell King <linux@...linux.org.uk>, Theodore Ts'o <tytso@....edu>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Thomas Gleixner <tglx@...utronix.de>, "Thomas Graf" <tgraf@...g.ch>, Ulf Hansson <ulf.hansson@...aro.org>, "Vignesh Raghavendra" <vigneshr@...com>, WANG Xuerui <kernel@...0n.name>, Will Deacon <will@...nel.org>, Yury Norov <yury.norov@...il.com>, "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>, "kasan-dev@...glegroups.com" <kasan-dev@...glegroups.com>, "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "linux-block@...r.kernel.org" <linux-block@...r.kernel.org>, "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>, "linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>, "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>, "linux-media@...r.kernel.org" <linux-media@...r.kernel.org>, "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>, "linux-mm@...ck.org" <linux-mm@...ck.org>, "linux-mmc@...r.kernel.org" <linux-mmc@...r.kernel.org>, "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>, "linux-nvme@...ts.infradead.org" <linux-nvme@...ts.infradead.org>, "linux-parisc@...r.kernel.org" <linux-parisc@...r.kernel.org>, "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>, "linux-s390@...r.kernel.org" <linux-s390@...r.kernel.org>, "linux-um@...ts.infradead.org" <linux-um@...ts.infradead.org>, "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>, "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>, "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>, "loongarch@...ts.linux.dev" <loongarch@...ts.linux.dev>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "sparclinux@...r.kernel.org" <sparclinux@...r.kernel.org>, "x86@...nel.org" <x86@...nel.org>, Toke Høiland-Jørgensen <toke@...e.dk> Subject: RE: [PATCH v6 3/7] treewide: use get_random_{u8,u16}() when possible, part 1 > diff --git a/crypto/testmgr.c b/crypto/testmgr.c ... > @@ -944,7 +944,7 @@ static void generate_random_bytes(u8 *buf, size_t count) > default: > /* Fully random bytes */ > for (i = 0; i < count; i++) > - buf[i] = (u8)prandom_u32(); > + buf[i] = get_random_u8(); Should that whole for loop be replaced with this? get_random_bytes(buf, count);
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