1/*- 2 * Copyright (c) 1982, 1986, 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Mike Karels at Berkeley Software Design, Inc. 7 * 8 * Quite extensively rewritten by Poul-Henning Kamp of the FreeBSD --- 22 unchanged lines hidden (view full) --- 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)kern_sysctl.c 8.4 (Berkeley) 4/14/94 36 */ 37 38#include <sys/cdefs.h> |
39__FBSDID("$FreeBSD: head/sys/kern/kern_mib.c 141013 2005-01-30 00:31:19Z rwatson $"); |
40 41#include "opt_posix.h" 42 43#include <sys/param.h> 44#include <sys/kernel.h> 45#include <sys/systm.h> 46#include <sys/sysctl.h> 47#include <sys/proc.h> --- 199 unchanged lines hidden (view full) --- 247 struct prison *pr; 248 int error, level; 249 250 pr = req->td->td_ucred->cr_prison; 251 252 /* 253 * If the process is in jail, return the maximum of the global and 254 * local levels; otherwise, return the global level. Perform a |
255 * lockless read since the securelevel is an integer. |
256 */ 257 if (pr != NULL) 258 level = imax(securelevel, pr->pr_securelevel); 259 else 260 level = securelevel; 261 error = sysctl_handle_int(oidp, &level, 0, req); 262 if (error || !req->newptr) 263 return (error); --- 111 unchanged lines hidden --- |