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-rw-r--r--include/vdso/datapage.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/vdso/datapage.h b/include/vdso/datapage.h
index ee810cae4e1e..73eb622e7663 100644
--- a/include/vdso/datapage.h
+++ b/include/vdso/datapage.h
@@ -19,6 +19,12 @@
#include <vdso/time32.h>
#include <vdso/time64.h>
+#ifdef CONFIG_ARCH_HAS_VDSO_DATA
+#include <asm/vdso/data.h>
+#else
+struct arch_vdso_data {};
+#endif
+
#define VDSO_BASES (CLOCK_TAI + 1)
#define VDSO_HRES (BIT(CLOCK_REALTIME) | \
BIT(CLOCK_MONOTONIC) | \
@@ -64,6 +70,8 @@ struct vdso_timestamp {
* @tz_dsttime: type of DST correction
* @hrtimer_res: hrtimer resolution
* @__unused: unused
+ * @arch_data: architecture specific data (optional, defaults
+ * to an empty struct)
*
* vdso_data will be accessed by 64 bit and compat code at the same time
* so we should be careful before modifying this structure.
@@ -97,6 +105,8 @@ struct vdso_data {
s32 tz_dsttime;
u32 hrtimer_res;
u32 __unused;
+
+ struct arch_vdso_data arch_data;
};
/*

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