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File: [Development] / linux-2.6-xfs / arch / x86 / vdso / vextern.h (download)

Revision 1.1, Mon Dec 3 16:26:37 2007 UTC (9 years, 10 months ago) by lachlan.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD

Merge up to 2.6.24-rc3
Merge of 2.6.x-xfs-melb:linux:30183b by kenmcd.

#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)