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Diffstat (limited to 'arch/riscv/kernel/smp.c')
-rw-r--r--arch/riscv/kernel/smp.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/riscv/kernel/smp.c b/arch/riscv/kernel/smp.c
index 246635eac7bb..0c41d07ec281 100644
--- a/arch/riscv/kernel/smp.c
+++ b/arch/riscv/kernel/smp.c
@@ -36,6 +36,15 @@ enum ipi_message_type {
IPI_MAX
};
+unsigned long __cpuid_to_hartid_map[NR_CPUS] = {
+ [0 ... NR_CPUS-1] = INVALID_HARTID
+};
+
+void __init smp_setup_processor_id(void)
+{
+ cpuid_to_hartid_map(0) = boot_cpu_hartid;
+}
+
/* A collection of single bit ipi messages. */
static struct {
unsigned long stats[IPI_MAX] ____cacheline_aligned;
@@ -51,7 +60,6 @@ int riscv_hartid_to_cpuid(int hartid)
return i;
pr_err("Couldn't find cpu id for hartid [%d]\n", hartid);
- BUG();
return i;
}