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chown.2: Changes to file owner by root also clear set-UID and set-GID bits 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2017-05-06 13:42:46 +02:00
parent 16ee728520
commit fbfbde8feb
1 changed files with 2 additions and 1 deletions
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man2/chown.2
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@ -131,7 +131,8 @@ mode bits are cleared.
POSIX does not specify whether
this also should happen when root does the
.BR chown ();
the Linux behavior depends on the kernel version.
the Linux behavior depends on the kernel version,
and since Linux 2.2.13, root is treated like other users.
.\" In Linux 2.0 kernels, superuser was like everyone else
.\" In 2.2, up to 2.2.12, these bits were not cleared for superuser.
.\" Since 2.2.13, superuser is once more like everyone else.