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Avoid breaking strict-aliasing.

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This commit is contained in:
Attilio Rao 2011-05-10 13:49:34 +00:00
parent 7d456f2f3f
commit 7cafb27f94
1 changed files with 3 additions and 1 deletions
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4
usr.sbin/pmccontrol/pmccontrol.c
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@ -141,6 +141,7 @@ pmcc_do_enable_disable(struct pmcc_op_list *op_list)
unsigned char *map;
unsigned char op;
int cpu, pmc;
size_t setsize;
if ((ncpu = pmc_ncpu()) < 0)
err(EX_OSERR, "Unable to determine the number of cpus");
@ -152,8 +153,9 @@ pmcc_do_enable_disable(struct pmcc_op_list *op_list)
"halted");
}
CPU_ZERO(&haltedcpus);
setsize = (size_t)cpusetsize;
if (ncpu > 1 && sysctlbyname("machdep.hlt_cpus", &haltedcpus,
(size_t *)&cpusetsize, NULL, 0) < 0)
&setsize, NULL, 0) < 0)
err(EX_OSERR, "ERROR: Cannot determine which CPUs are "
"halted");
CPU_FILL(&cpumask);