Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751876AbaGQRqV (ORCPT ); Thu, 17 Jul 2014 13:46:21 -0400 Received: from mail-ig0-f181.google.com ([209.85.213.181]:46018 "EHLO mail-ig0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751055AbaGQRqT (ORCPT ); Thu, 17 Jul 2014 13:46:19 -0400 MIME-Version: 1.0 In-Reply-To: <20140717173433.GQ1491@thunk.org> References: <1405588695-12014-1-git-send-email-tytso@mit.edu> <20140717161215.GA14951@infradead.org> <20140717170115.GO1491@thunk.org> <20140717173433.GQ1491@thunk.org> From: Bob Beck Date: Thu, 17 Jul 2014 11:45:56 -0600 X-Google-Sender-Auth: 1lHwhju5n5fKqoFuf5RyZj6wy5c Message-ID: Subject: Re: [PATCH, RFC] random: introduce getrandom(2) system call To: "Theodore Ts'o" , Bob Beck , Christoph Hellwig , linux-kernel , linux-abi , linux-crypto Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org we have diffs pending that will do the syscall method until we start to see it in libc :) So basically we're going to put that in right away :) On Thu, Jul 17, 2014 at 11:34 AM, Theodore Ts'o wrote: > On Thu, Jul 17, 2014 at 11:05:01AM -0600, Bob Beck wrote: >> Hi Ted, yeah I understand the reasoning, it would be good if there was >> a way to influence the various libc people to >> ensure they manage to provide a getentropy(). > > I don't anticipate that to be a problem. And before they do, and/or > if you are dealing with a system where the kernel has been upgraded, > but not libc, you have your choice of either sticking with the > binary_sysctl approach, or calling getrandom directly using the > syscall method; and in that case, whether we use getrandom() or > provide an exact getentropy() replacement system call isn't that much > difference, since you'd have to have Linux-specific workaround code > anyway.... > > - Ted -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/