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capabilities.7: Document interaction of CAP_SYSLOG and /proc/sys/kernel/kptr_restrict 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2012-10-15 08:57:09 +02:00
parent 4129825b52
commit 10fe548528
1 changed files with 12 additions and 1 deletions
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man7/capabilities.7
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@ -43,7 +43,7 @@
.\" other capabilities where the permitted or inheritable bit is set.
.\" 2011-09-07, mtk/Serge hallyn: Add CAP_SYSLOG
.\"
.TH CAPABILITIES 7 2012-08-05 "Linux" "Linux Programmer's Manual"
.TH CAPABILITIES 7 2012-10-15 "Linux" "Linux Programmer's Manual"
.SH NAME
capabilities \- overview of Linux capabilities
.SH DESCRIPTION
@ -545,12 +545,23 @@ employ various privileged
operations on virtual terminals.
.TP
.BR CAP_SYSLOG " (since Linux 2.6.37)"
.IP * 3
Perform privileged
.BR syslog (2)
operations.
See
.BR syslog (2)
for information on which operations require privilege.
.IP *
View kernel addresses exposed via
.I /proc
and other interfaces when
.IR /proc/sys/kernel/kptr_restrict
has the value 1.
(See the discussion of the
.I kptr_restrict
in
.BR proc (5).)
.TP
.BR CAP_WAKE_ALARM " (since Linux 3.0)"
Trigger something that will wake up the system (set