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MFC 257475: Respect the kern.smp.disabled tunable.

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This commit is contained in:
marcel 2014-07-02 21:53:34 +00:00
parent 4f317bd085
commit ccea0f0fb7
1 changed files with 5 additions and 0 deletions
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5
sys/ia64/ia64/mp_machdep.c
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@ -65,6 +65,8 @@ __FBSDID("$FreeBSD$");
extern uint64_t bdata[];
extern int smp_disabled;
MALLOC_DEFINE(M_SMP, "SMP", "SMP related allocations");
void ia64_ap_startup(void);
@ -292,6 +294,9 @@ cpu_mp_add(u_int acpi_id, u_int id, u_int eid)
void *dpcpu;
u_int cpuid, sapic_id;
if (smp_disabled)
return;
sapic_id = SAPIC_ID_SET(id, eid);
cpuid = (IA64_LID_GET_SAPIC_ID(ia64_get_lid()) == sapic_id)
? 0 : smp_cpus++;