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-rw-r--r--include/asm-s390/processor.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index 4c1b73940351..33b80ced4bc1 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -36,6 +36,11 @@ typedef struct
unsigned int unused : 16;
} __attribute__ ((packed)) cpuid_t;
+static inline void get_cpu_id(cpuid_t *ptr)
+{
+ asm volatile("stidp 0(%1)" : "=m" (*ptr) : "a" (ptr));
+}
+
struct cpuinfo_S390
{
cpuid_t cpu_id;
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