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-rw-r--r--arch/mips/kernel/traps.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 246c6a6b0..5b778995d 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -2007,7 +2007,13 @@ unsigned long vi_handlers[64];
void reserve_exception_space(phys_addr_t addr, unsigned long size)
{
- memblock_reserve(addr, size);
+ /*
+ * reserve exception space on CPUs other than CPU0
+ * is too late, since memblock is unavailable when APs
+ * up
+ */
+ if (smp_processor_id() == 0)
+ memblock_reserve(addr, size);
}
void __init *set_except_vector(int n, void *addr)