Don't overwrite the CPU name on coming back from S3/S4 if
it is already initialized.
Signed-off-by: Jianmin Lv <[email protected]>
Reviewed-by: WANG Xuerui <[email protected]>
diff --git a/arch/loongarch/kernel/cpu-probe.c b/arch/loongarch/kernel/cpu-probe.c
index 529ab8f44ec6..255a09876ef2 100644
--- a/arch/loongarch/kernel/cpu-probe.c
+++ b/arch/loongarch/kernel/cpu-probe.c
@@ -187,7 +187,9 @@ static inline void cpu_probe_loongson(struct cpuinfo_loongarch *c, unsigned int
uint64_t *vendor = (void *)(&cpu_full_name[VENDOR_OFFSET]);
uint64_t *cpuname = (void *)(&cpu_full_name[CPUNAME_OFFSET]);
- __cpu_full_name[cpu] = cpu_full_name;
+ if (!__cpu_full_name[cpu])
+ __cpu_full_name[cpu] = cpu_full_name;
+
*vendor = iocsr_read64(LOONGARCH_IOCSR_VENDOR);
*cpuname = iocsr_read64(LOONGARCH_IOCSR_CPUNAME);
--
2.31.1