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-rw-r--r--arch/s390/include/asm/diag.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/s390/include/asm/diag.h b/arch/s390/include/asm/diag.h
index 7e91c58072e2..e423cfcaf77d 100644
--- a/arch/s390/include/asm/diag.h
+++ b/arch/s390/include/asm/diag.h
@@ -8,6 +8,42 @@
#ifndef _ASM_S390_DIAG_H
#define _ASM_S390_DIAG_H
+#include <linux/percpu.h>
+
+enum diag_stat_enum {
+ DIAG_STAT_X008,
+ DIAG_STAT_X00C,
+ DIAG_STAT_X010,
+ DIAG_STAT_X014,
+ DIAG_STAT_X044,
+ DIAG_STAT_X064,
+ DIAG_STAT_X09C,
+ DIAG_STAT_X0DC,
+ DIAG_STAT_X204,
+ DIAG_STAT_X210,
+ DIAG_STAT_X224,
+ DIAG_STAT_X250,
+ DIAG_STAT_X258,
+ DIAG_STAT_X288,
+ DIAG_STAT_X2C4,
+ DIAG_STAT_X2FC,
+ DIAG_STAT_X304,
+ DIAG_STAT_X308,
+ DIAG_STAT_X500,
+ NR_DIAG_STAT
+};
+
+struct diag_stat {
+ unsigned int counter[NR_DIAG_STAT];
+};
+
+DECLARE_PER_CPU(struct diag_stat, diag_stat);
+
+static inline void diag_stat_inc(enum diag_stat_enum nr)
+{
+ this_cpu_inc(diag_stat.counter[nr]);
+}
+
/*
* Diagnose 10: Release page range
*/
@@ -18,6 +54,7 @@ static inline void diag10_range(unsigned long start_pfn, unsigned long num_pfn)
start_addr = start_pfn << PAGE_SHIFT;
end_addr = (start_pfn + num_pfn - 1) << PAGE_SHIFT;
+ diag_stat_inc(DIAG_STAT_X010);
asm volatile(
"0: diag %0,%1,0x10\n"
"1:\n"
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