Module Name: src
Committed By: jruoho
Date: Tue Apr 20 08:37:23 UTC 2010
Modified Files:
src/share/man/man4: crypto.4
src/share/man/man7: sysctl.7
Log Message:
Document also kern.cryptodevallowsoft.
To generate a diff of this commit:
cvs rdiff -u -r1.20 -r1.21 src/share/man/man4/crypto.4
cvs rdiff -u -r1.45 -r1.46 src/share/man/man7/sysctl.7
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/share/man/man4/crypto.4
diff -u src/share/man/man4/crypto.4:1.20 src/share/man/man4/crypto.4:1.21
--- src/share/man/man4/crypto.4:1.20 Tue Apr 20 08:27:24 2010
+++ src/share/man/man4/crypto.4 Tue Apr 20 08:37:22 2010
@@ -1,4 +1,4 @@
-.\" $NetBSD: crypto.4,v 1.20 2010/04/20 08:27:24 jruoho Exp $
+.\" $NetBSD: crypto.4,v 1.21 2010/04/20 08:37:22 jruoho Exp $
.\"
.\" Copyright (c) 2008 The NetBSD Foundation, Inc.
.\" All rights reserved.
@@ -96,12 +96,13 @@
calls on the descriptor.
User-mode access to
.Pa /dev/crypto
-is generally controlled by two
+is generally controlled by three
.Xr sysctl 8
variables,
-.Ic kern.usercrypto
+.Ic kern.usercrypto ,
+.Ic kern.userasymcrypto ,
and
-.Ic kern.userasymcrypto .
+.Ic kern.cryptodevallowsoft .
See
.Xr sysctl 7
for additional details.
Index: src/share/man/man7/sysctl.7
diff -u src/share/man/man7/sysctl.7:1.45 src/share/man/man7/sysctl.7:1.46
--- src/share/man/man7/sysctl.7:1.45 Tue Apr 20 08:27:24 2010
+++ src/share/man/man7/sysctl.7 Tue Apr 20 08:37:23 2010
@@ -1,4 +1,4 @@
-.\" $NetBSD: sysctl.7,v 1.45 2010/04/20 08:27:24 jruoho Exp $
+.\" $NetBSD: sysctl.7,v 1.46 2010/04/20 08:37:23 jruoho Exp $
.\"
.\" Copyright (c) 1993
.\" The Regents of the University of California. All rights reserved.
@@ -250,7 +250,7 @@
.It kern.coredump node not applicable
.It kern.cp_id struct no
.It kern.cp_time uint64_t[\|] no
-.\".It kern.cryptodevallowsoft integer yes
+.It kern.cryptodevallowsoft integer yes
.It kern.defcorename string yes
.It kern.detachall integer yes
.It kern.domainname string yes
@@ -406,8 +406,21 @@
appropriate space is given for one data set for each CPU.
Data for a specific CPU can also be obtained by adding the number of the
CPU at the end of the MIB, enlarging it by one.
-.\".It Li kern.cryptodevallowsoft
-.\" XXX: Undocumented.
+.It Li kern.cryptodevallowsoft
+This variable controls userland access to hardware versus software transforms
+in the
+.Xr crypto 4
+system.
+The available values are as follows:
+.Bl -tag -width "> 0" -offset indent
+.It Dv < 0
+Always force userlevel requests to use software transforms.
+.It Dv = 0
+If present, use hardware and grant userlevel requests for
+non-accelerated transforms (handling the latter in software).
+.It Dv > 0
+Allow user requests only for transforms which are hardware-accelerated.
+.El
.It Li kern.defcorename ( KERN_DEFCORENAME )
Default template for the name of core dump files (see also
.Li proc.pid.corename
