- #ifndef VEXTERN
- #include <asm/vsyscall.h>
- #define VEXTERN(x) \
- extern typeof(x) *vdso_ ## x __attribute__((visibility("hidden")));
- #endif
- #define VMAGIC 0xfeedbabeabcdefabUL
- /* Any kernel variables used in the vDSO must be exported in the main
- kernel's vmlinux.lds.S/vsyscall.h/proper __section and
- put into vextern.h and be referenced as a pointer with vdso prefix.
- The main kernel later fills in the values. */
- VEXTERN(jiffies)
- VEXTERN(vgetcpu_mode)
- VEXTERN(vsyscall_gtod_data)
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