Improve the clarification of the handling of the securelevel.
Submitted by: bde
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=65803
@ -93,8 +93,6 @@ is marked as
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.Pp
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The kernel runs with four different levels of security.
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Any super-user process can raise the security level, but no process
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(including
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.Nm Ns )
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can lower it.
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The security levels are:
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.Bl -tag -width flag
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@ -142,10 +140,8 @@ leaves it unchanged.
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Otherwise,
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.Nm
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raises the level to 1 before going multi-user for the first time.
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No process, including
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.Nm
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itself,
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can reduce the level, even on return to single-user.
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Since the level can not be reduced, it will be at least 1 for
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subsequent operation, even on return to single-user.
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If a level higher than 1 is desired while running multi-user,
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it can be set before going multi-user, e.g., by the startup script
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.Xr rc 8 ,
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