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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 73eb622e7663..7ba44379a095 100644
--- a/include/vdso/datapage.h
+++ b/include/vdso/datapage.h
@@ -19,6 +19,8 @@
#include <vdso/time32.h>
#include <vdso/time64.h>
+#include <asm/page.h>
+
#ifdef CONFIG_ARCH_HAS_VDSO_DATA
#include <asm/vdso/data.h>
#else
@@ -121,6 +123,14 @@ struct vdso_data {
extern struct vdso_data _vdso_data[CS_BASES] __attribute__((visibility("hidden")));
extern struct vdso_data _timens_data[CS_BASES] __attribute__((visibility("hidden")));
+/**
+ * union vdso_data_store - Generic vDSO data page
+ */
+union vdso_data_store {
+ struct vdso_data data[CS_BASES];
+ u8 page[PAGE_SIZE];
+};
+
/*
* The generic vDSO implementation requires that gettimeofday.h
* provides: