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Diffstat (limited to 'kernel/arch/x86/vdso/vdso32/vdso32.lds.S')
-rw-r--r--kernel/arch/x86/vdso/vdso32/vdso32.lds.S37
1 files changed, 37 insertions, 0 deletions
diff --git a/kernel/arch/x86/vdso/vdso32/vdso32.lds.S b/kernel/arch/x86/vdso/vdso32/vdso32.lds.S
new file mode 100644
index 000000000..31056cf29
--- /dev/null
+++ b/kernel/arch/x86/vdso/vdso32/vdso32.lds.S
@@ -0,0 +1,37 @@
+/*
+ * Linker script for 32-bit vDSO.
+ * We #include the file to define the layout details.
+ *
+ * This file defines the version script giving the user-exported symbols in
+ * the DSO.
+ */
+
+#include <asm/page.h>
+
+#define BUILD_VDSO32
+
+#include "../vdso-layout.lds.S"
+
+/* The ELF entry point can be used to set the AT_SYSINFO value. */
+ENTRY(__kernel_vsyscall);
+
+/*
+ * This controls what userland symbols we export from the vDSO.
+ */
+VERSION
+{
+ LINUX_2.6 {
+ global:
+ __vdso_clock_gettime;
+ __vdso_gettimeofday;
+ __vdso_time;
+ };
+
+ LINUX_2.5 {
+ global:
+ __kernel_vsyscall;
+ __kernel_sigreturn;
+ __kernel_rt_sigreturn;
+ local: *;
+ };
+}