Date: Fri, 22 Jul 2005 09:58:54 +0200 From: "Norbert Koch" <NKoch@demig.de> To: <Axel.Gruner@suedfactoring.de>, <freebsd-questions@freebsd.org> Subject: RE: Strange securelevel Message-ID: <000001c58e93$34b5e600$4801a8c0@ws-ew-3.W2KDEMIG> In-Reply-To: <OF90800755.61F0F06C-ONC1257046.0028C8B2-C1257046.0028C8B6@suedfac.com>
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> Hi, > > after playing a bit with "securelevel" i found a very strange one (well, i > thought there will be just -1, 0, 1, 2 and 3). But look at this: > > #sysctl kern.securelevel > kern.securelevel: 2147483647 > > Thats the highest securelevel i found on my FreeBSD 5.4-RELEASE. > So, whatr does it mean? Getting electro shocks when touching the mouse > and/or keyboard? > And, the man page ha to be rewritten, to explain the rest of the > 2147483644 > securelevel. > > No, serious, is this a bug, or what? Well, that's 0x7FFFFFFF. That means a little less than 2^31 securelevels to document. And I'm expecting this to be about 2^63 for 64 bit systems ;-) Someone please correct me if I'm wrong, but as I understand sysctl_kern_securelvl() in kern_mib.c, it does not disallow setting the securelevel so high. It only disallows to lower it. Norbert
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