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kernel/cpu: Only root can enable or disable CPUs.

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Augustin Cavalier
2019-07-04 17:00:28 -04:00
parent 6f0aa00c6b
commit 05901d8963
1 changed files with 2 additions and 0 deletions
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src/system/kernel/cpu.cpp
+2
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@@ -367,6 +367,8 @@ _user_set_cpu_enabled(int32 cpu, bool enabled)
{ {
int32 i, count; int32 i, count;
if (geteuid() != 0)
return B_PERMISSION_DENIED;
if (cpu < 0 || cpu >= smp_get_num_cpus()) if (cpu < 0 || cpu >= smp_get_num_cpus())
return B_BAD_VALUE; return B_BAD_VALUE;