[src/trunk]: src/lib/libcrypt crypt.3: note parallelism caveats

[nia <nia%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eae7794f145b
branches:  trunk
changeset: 1024214:eae7794f145b
user:      nia <nia%NetBSD.org@localhost>
date:      Tue Oct 12 17:27:26 2021 +0000

description:
crypt.3: note parallelism caveats

diffstat:

 lib/libcrypt/crypt.3 |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (26 lines):

diff -r 45ce25e31943 -r eae7794f145b lib/libcrypt/crypt.3
--- a/lib/libcrypt/crypt.3      Tue Oct 12 17:24:36 2021 +0000
+++ b/lib/libcrypt/crypt.3      Tue Oct 12 17:27:26 2021 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: crypt.3,v 1.30 2021/10/12 15:25:27 andvar Exp $
+.\"    $NetBSD: crypt.3,v 1.31 2021/10/12 17:27:26 nia Exp $
 .\"
 .\" Copyright (c) 1989, 1991, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     @(#)crypt.3    8.2 (Berkeley) 12/11/93
 .\"
-.Dd January 1, 2012
+.Dd October 12, 2021
 .Dt CRYPT 3
 .Os
 .Sh NAME
@@ -252,6 +252,7 @@
 First, m_cost (m), specifies the memory usage in KB.
 Second, t_cost (t), specifies the number of iterations.
 Third, parallelism (p) specifies the number of threads.
+this is currently ignored and one thread will always be used.
 A valid Argon2 encoded password looks similar to
 .Bd -literal
 $argon2id$v=19$m=4096,t=6,p=1$qCatF9a1s/6TgcYB$ \