linux-kernel - Re: [PATCH][Resend] rhashtable: make test actually random

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Sat, 22 Oct 2022 12:14:32 +0800
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Rolf Eike Beer <eike-kernel@...tec.de>
Cc:     Thomas Graf <tgraf@...g.ch>, Florian Westphal <fw@...len.de>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Jason A. Donenfeld" <Jason@...c4.com>
Subject: Re: [PATCH][Resend] rhashtable: make test actually random

On Fri, Oct 21, 2022 at 03:47:03PM +0200, Rolf Eike Beer wrote:
> The "random rhlist add/delete operations" actually wasn't very random, as all
> cases tested the same bit. Since the later parts of this loop depend on the
> first case execute this unconditionally, and then test on different bits for the
> remaining tests. While at it only request as much random bits as are actually
> used.
> 
> Signed-off-by: Rolf Eike Beer <eike-kernel@...tec.de>
> ---
>  lib/test_rhashtable.c | 58 ++++++++++++++++---------------------------
>  1 file changed, 22 insertions(+), 36 deletions(-)

Acked-by: Herbert Xu <herbert@...dor.apana.org.au>
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt