PERFORCE change 164723 for review

Jonathan Anderson jona at FreeBSD.org
Fri Jun 19 17:27:50 UTC 2009


http://perforce.freebsd.org/chv.cgi?CH=164723

Change 164723 by jona at jona-trustedbsd-kentvm on 2009/06/19 17:27:18

	Allow sandboxed processes to read SMP information (required for libthr)

Affected files ...

.. //depot/projects/trustedbsd/capabilities/src/sys/kern/subr_smp.c#8 edit

Differences ...

==== //depot/projects/trustedbsd/capabilities/src/sys/kern/subr_smp.c#8 (text+ko) ====

@@ -71,12 +71,12 @@
 volatile int smp_started;
 u_int mp_maxid;
 
-SYSCTL_NODE(_kern, OID_AUTO, smp, CTLFLAG_RD, NULL, "Kernel SMP");
+SYSCTL_NODE(_kern, OID_AUTO, smp, CTLFLAG_RD|CTLFLAG_CAPRD, NULL, "Kernel SMP");
 
-SYSCTL_INT(_kern_smp, OID_AUTO, maxid, CTLFLAG_RD, &mp_maxid, 0,
+SYSCTL_INT(_kern_smp, OID_AUTO, maxid, CTLFLAG_RD|CTLFLAG_CAPRD, &mp_maxid, 0,
     "Max CPU ID.");
 
-SYSCTL_INT(_kern_smp, OID_AUTO, maxcpus, CTLFLAG_RD, &mp_maxcpus, 0,
+SYSCTL_INT(_kern_smp, OID_AUTO, maxcpus, CTLFLAG_RD|CTLFLAG_CAPRD, &mp_maxcpus, 0,
     "Max number of CPUs that the system was compiled for.");
 
 int smp_active = 0;	/* are the APs allowed to run? */
@@ -84,12 +84,12 @@
     "Number of Auxillary Processors (APs) that were successfully started");
 
 int smp_disabled = 0;	/* has smp been disabled? */
-SYSCTL_INT(_kern_smp, OID_AUTO, disabled, CTLFLAG_RDTUN, &smp_disabled, 0,
+SYSCTL_INT(_kern_smp, OID_AUTO, disabled, CTLFLAG_RDTUN|CTLFLAG_CAPRD, &smp_disabled, 0,
     "SMP has been disabled from the loader");
 TUNABLE_INT("kern.smp.disabled", &smp_disabled);
 
 int smp_cpus = 1;	/* how many cpu's running */
-SYSCTL_INT(_kern_smp, OID_AUTO, cpus, CTLFLAG_RD, &smp_cpus, 0,
+SYSCTL_INT(_kern_smp, OID_AUTO, cpus, CTLFLAG_RD|CTLFLAG_CAPRD, &smp_cpus, 0,
     "Number of CPUs online");
 
 int smp_topology = 0;	/* Which topology we're using. */


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