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-rw-r--r--arch/mips/kernel/cpu-probe.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 234c7f5005f..c8c47a2d197 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -922,6 +922,14 @@ __init void cpu_probe(void)
default:
c->cputype = CPU_UNKNOWN;
}
+
+ /*
+ * Platform code can force the cpu type to optimize code
+ * generation. In that case be sure the cpu type is correctly
+ * manually setup otherwise it could trigger some nasty bugs.
+ */
+ BUG_ON(current_cpu_type() != c->cputype);
+
if (c->options & MIPS_CPU_FPU) {
c->fpu_id = cpu_get_fpu_id();