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shmctl.2: Note that execute permission is not needed for shmat() SHM_EXEC 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2020-02-25 15:36:50 +01:00
parent aa3b28505e
commit bede9ac097
1 changed files with 6 additions and 0 deletions
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6
man2/shmctl.2
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@ -163,6 +163,12 @@ l l.
.TE
.PP
Bits 0100, 0010, and 0001 (the execute bits) are unused by the system.
(It is not necessary to have execute permission on a segment
in order to perform a
.BR shmat (2)
call with the
.B SHM_EXEC
flag.)
.PP
Valid values for
.I cmd