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namespaces.7: Add time namespaces information 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2020-04-03 14:22:30 +02:00
parent 0953c1b4b3
commit 19e8f797fc
1 changed files with 22 additions and 0 deletions
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man7/namespaces.7
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@ -66,6 +66,11 @@ stacks, ports, etc.
T}
Mount CLONE_NEWNS \fBmount_namespaces\fP(7) Mount points
PID CLONE_NEWPID \fBpid_namespaces\fP(7) Process IDs
Time CLONE_NEWTIME \fBtime_namespaces\fP(7) T{
Boot and monotonic
.br
clocks
T}
User CLONE_NEWUSER \fBuser_namespaces\fP(7) User and group IDs
UTS CLONE_NEWUTS \fButs_namespaces\fP(7) T{
Hostname and NIS
@ -157,6 +162,8 @@ lrwxrwxrwx. 1 mtk mtk 0 Apr 28 12:46 mnt \-> mnt:[4026531840]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 12:46 net \-> net:[4026531969]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 12:46 pid \-> pid:[4026531836]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 12:46 pid_for_children \-> pid:[4026531834]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 13:21 time -> time:[4026531834]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 13:21 time_for_children -> time:[4026531834]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 12:46 user \-> user:[4026531837]
lrwxrwxrwx. 1 mtk mtk 0 Apr 28 12:46 uts \-> uts:[4026531838]
.EE
@ -243,6 +250,21 @@ is created in the namespace.
.BR readlink (2)
of the symbolic link will return an empty buffer.)
.TP
.IR /proc/[pid]/ns/time " (since Linux 5.6)"
This file is a handle for the time namespace of the process.
.TP
.IR /proc/[pid]/ns/time_for_children " (since Linux 5.6)"
This file is a handle for the time namespace of
child processes created by this process.
This can change as a consequence of calls to
.BR unshare (2)
and
.BR setns (2)
(see
.BR time_namespaces (7)),
so the file may differ from
.IR /proc/[pid]/ns/time .
.TP
.IR /proc/[pid]/ns/user " (since Linux 3.8)"
.\" commit cde1975bc242f3e1072bde623ef378e547b73f91
This file is a handle for the user namespace of the process.