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docs: sysctl.8 clarify when w flag is required

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The w flag is not needed for key=val type options but only forces all
options to be that format.

References:
 procps-ng/procps#83
This commit is contained in:
Craig Small 2018-02-19 21:05:42 +11:00
parent 4b74777bd2
commit 3497521d63
1 changed files with 3 additions and 5 deletions
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8
sysctl.8
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@ -6,7 +6,7 @@
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
.\" GNU General Public License for more details."
.TH SYSCTL "8" "Jan 2012" "procps-ng" "System Administration"
.TH SYSCTL "8" "2018-02-19" "procps-ng" "System Administration"
.SH NAME
sysctl \- configure kernel parameters at runtime
.SH SYNOPSIS
@ -38,9 +38,7 @@ is the key and
.I value
is the value to set it to. If the value contains quotes or characters
which are parsed by the shell, you may need to enclose the value in double
quotes. This requires the
.B \-w
parameter to use.
quotes.
.TP
\fB\-n\fR, \fB\-\-values\fR
Use this option to disable printing of the key name when printing values.
@ -56,7 +54,7 @@ have programmable completion.
Use this option to not display the values set to stdout.
.TP
\fB\-w\fR, \fB\-\-write\fR
Use this option when you want to change a sysctl setting.
Use this option when all arguments prescribe a key to be set.
.TP
\fB\-p\fR[\fIFILE\fR], \fB\-\-load\fR[=\fIFILE\fR]
Load in sysctl settings from the file specified or /etc/sysctl.conf if none