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-rw-r--r--arch/x86/xen/vdso.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/xen/vdso.h b/arch/x86/xen/vdso.h
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index 000000000000..861fedfe5230
--- /dev/null
+++ b/arch/x86/xen/vdso.h
@@ -0,0 +1,4 @@
+/* Bit used for the pseudo-hwcap for non-negative segments. We use
+ bit 1 to avoid bugs in some versions of glibc when bit 0 is
+ used; the choice is otherwise arbitrary. */
+#define VDSO_NOTE_NONEGSEG_BIT 1