Fix range-check error introduced in r182292. Also do not do anything

if all processors in the map are not available, simply return.

Approved by:	kib (mentor)
MFC after:	1 week

This commit is contained in:

Dmitry Chagin

2009-03-01 14:26:24 +00:00

parent 176273ea2b

commit 6485a22ccb

1 changed files with 3 additions and 1 deletions

									
										sys/kern/subr_smp.c
									
		+3
		-1
	
												View File
												
				@@ -362,9 +362,11 @@ smp_rendezvous_cpus(cpumask_t map,

						return;

					}

					for (i = 0; i < mp_maxid; i++)

					for (i = 0; i <= mp_maxid; i++)

						if (((1 << i) & map) != 0 && !CPU_ABSENT(i))

							ncpus++;

					if (ncpus == 0)

						return;

					/* obtain rendezvous lock */

					mtx_lock_spin(&smp_ipi_mtx);