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From:   =?UTF-8?Q?Cristian_Rodr=C3=ADguez?= <crrodriguez@opensuse.org>
Date:   Sun, 24 Jul 2022 12:23:43 -0400
Message-ID: <CAPBLoAc+PozfZ4TJ_j-LANLw4gHbVzkpm+Wzu5QTWdumaut_xQ@mail.gmail.com>
Subject: Re: arc4random - are you sure we want these?
To:     "Jason A. Donenfeld" <Jason@zx2c4.com>
Cc:     libc-alpha@sourceware.org,
        Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>,
        Florian Weimer <fweimer@redhat.com>,
        Yann Droneaud <ydroneaud@opteya.com>, jann@thejh.net,
        Michael@phoronix.com, linux-crypto@vger.kernel.org
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On Sat, Jul 23, 2022 at 6:59 PM Jason A. Donenfeld <Jason@zx2c4.com> wrote:

> Doesn't getrandom() already basically have this quality?

In current kernels. yes. problems with old kernels remain..The syscall
overhead being too high for some use cases is still a remaining
problem,
if that was overcomed it could be used literally for everything,
including simulations and other stuff.