Re: [PATCH 3.8-rc4-nohz3] kvm: Add missing EXPORT_SYMBOL when CONFIG_KVM=m

From: devendra.aaru
Date: Wed Jan 23 2013 - 08:17:21 EST


On Wed, Jan 23, 2013 at 8:15 AM, Sedat Dilek <sedat.dilek@xxxxxxxxx> wrote:
> With CONFIG_KVM=m my build with 3.8-rc4-nohz3 breaks like this:
>
> ERROR: "guest_enter" [arch/x86/kvm/kvm.ko] undefined!
> ERROR: "guest_exit" [arch/x86/kvm/kvm.ko] undefined!
>
> Fix this by adding the missing EXPORT_SYMBOL for guest_enter() and
> guest_exit() in kernel/context_tracking.c as suggested by Frederic.
>
> This issue was introduced with commit 8eebafe9be58 ("kvm: Prepare to
> add generic guest entry/exit callbacks").
>
> Signed-off-by: Sedat Dilek <sedat.dilek@xxxxxxxxx>
> ---
> kernel/context_tracking.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c
> index bbb2c2c..950f30a 100644
> --- a/kernel/context_tracking.c
> +++ b/kernel/context_tracking.c
> @@ -111,14 +111,16 @@ void guest_enter(void)
> else
> __guest_enter();
> }
> +EXPORT_SYMBOL(guest_enter);
>
> void guest_exit(void)
> -{
> +{i

compilation fails with that?


> if (vtime_accounting_enabled())
> vtime_guest_exit(current);
> else
> __guest_exit();
> }
> +EXPORT_SYMBOL(guest_exit);
> #endif
>
>
> --
> 1.8.1.1
>
> --
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