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credentials.7: Note that /proc/PID/status shows a process's credentials 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2019-07-10 15:44:47 +02:00
parent aa16684c95
commit ed33c6886c
1 changed files with 7 additions and 0 deletions
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7
man7/credentials.7
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@ -291,6 +291,13 @@ The real, effective, and saved set user and groups IDs,
and the supplementary group IDs, are specified in POSIX.1.
The filesystem user and group IDs are a Linux extension.
.SH NOTES
Various fields in the
.IR /proc/[pid]/status
file show the process credentials described above.
See
.BR proc (5)
for further information.
.PP
The POSIX threads specification requires that
credentials are shared by all of the threads in a process.
However, at the kernel level, Linux maintains separate user and group