Date: Mon, 12 Dec 2016 15:01:00 -0800 From: Andi Kleen <ak@...ux.intel.com> To: "Jason A. Donenfeld" <Jason@...c4.com> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, "kernel-hardening@...ts.openwall.com" <kernel-hardening@...ts.openwall.com>, LKML <linux-kernel@...r.kernel.org>, Linux Crypto Mailing List <linux-crypto@...r.kernel.org>, George Spelvin <linux@...izon.com>, Scott Bauer <sbauer@....utah.edu>, Andy Lutomirski <luto@...capital.net>, Greg KH <gregkh@...uxfoundation.org>, Eric Biggers <ebiggers3@...il.com>, Jean-Philippe Aumasson <jeanphilippe.aumasson@...il.com>, "Daniel J . Bernstein" <djb@...yp.to> Subject: Re: [PATCH v3] siphash: add cryptographically secure hashtable function > Dozens of languages are already using this internally for their hash > tables. Some of the BSDs already use this in their kernels. SipHash is > a widely known high-speed solution to a widely known problem, and it's > time we catch-up. It would be nice if the network code could be converted to use siphash for the secure sequence numbers. Right now it pulls in a lot of code for bigger secure hashes just for that, which is a problem for tiny kernels. -Andi
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