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From: David Mosberger <davidm@napali.hpl.hp.com>
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Date: Wed, 12 May 2004 15:33:13 -0700
To: Andrew Morton <akpm@osdl.org>
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Subject: Re: [Fastboot] Re: [announce] kexec for linux 2.6.6
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>>>>> On Wed, 12 May 2004 15:28:15 -0700, Andrew Morton <akpm@osdl.org> said:

  >> ia64 does have VDSO (and has had it for some time).

  >> I quite like Uli's idea.

  Andrew> Is anyone doing VDSO development for x86?  I don't recall
  Andrew> seeing anything.

It's already there?

	--david

$ tail -17 arch/i386/kernel/vsyscall.lds
/*
 * This controls what symbols we export from the DSO.
 */
VERSION
{
  LINUX_2.5 {
    global:
        __kernel_vsyscall;
        __kernel_sigreturn;
        __kernel_rt_sigreturn;

    local: *;
  };
}

/* The ELF entry point can be used to set the AT_SYSINFO value.  */
ENTRY(__kernel_vsyscall);