diff options
Diffstat (limited to 'share/man/man4/options.4')
| -rw-r--r-- | share/man/man4/options.4 | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/share/man/man4/options.4 b/share/man/man4/options.4 index 4c323d161a4..71f6139a78d 100644 --- a/share/man/man4/options.4 +++ b/share/man/man4/options.4 @@ -1,4 +1,4 @@ -.\" $OpenBSD: options.4,v 1.190 2008/09/05 13:15:34 chl Exp $ +.\" $OpenBSD: options.4,v 1.191 2008/09/06 14:04:48 jmc Exp $ .\" $NetBSD: options.4,v 1.21 1997/06/25 03:13:00 thorpej Exp $ .\" .\" Copyright (c) 1998 Theo de Raadt @@ -34,7 +34,7 @@ .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. .\" .\" -.Dd $Mdocdate: September 5 2008 $ +.Dd $Mdocdate: September 6 2008 $ .Dt OPTIONS 4 .Os .Sh NAME @@ -235,8 +235,7 @@ Note that many parts of the kernel (typically device drivers) include their own .Em #ifdef XXX_DEBUG conditionals instead. This option also turns on certain other options, notably -.Cm option KMEMSTATS , -which may decrease system performance. +.Cm option KMEMSTATS . .It Cd option DIAGNOSTIC Adds code to the kernel that does internal consistency checks. This code will cause the kernel to panic if corruption of internal data @@ -529,18 +528,8 @@ and The kernel memory allocator, .Xr malloc 9 , will keep statistics on its performance if this option is enabled. -This option therefore can lead to a significant decrease in the performance -of certain code in the kernel if enabled. -Examples of such code include the -.Fn namei -routine, the -.Xr ccd 4 -driver, -the -.Xr siop 4 -driver, and much of the networking code. Note that this option is silently turned on by the -.Em DEBUG +.Cm DEBUG option. .It Cd option LKM Enables support for loadable kernel modules. |