Re: [PATCH 23/27] Export new PACA constants in asm-offsets

Benjamin Herrenschmidt
2009-10-29T02:50:42Z

On Wed, 2009-10-21 at 17:03 +0200, Alexander Graf wrote:
> In order to access fields in the PACA from assembly code, we need
> to generate offsets using asm-offsets.c.
>
> So let's add the new PACA related bits, we just introduced!
>
> Signed-off-by: Alexander Graf <agraf-l3A5Bk7waGM@public.gmane.org>

Acked-by: Benjamin Herrenschmidt <benh-XVmvHMARGAS8U2dJNN8I7kB+6BGkLq7r@public.gmane.org>
---

> ---
> arch/powerpc/kernel/asm-offsets.c | 5 +++++
> 1 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
> index aba3ea6..e2e2082 100644
> --- a/arch/powerpc/kernel/asm-offsets.c
> +++ b/arch/powerpc/kernel/asm-offsets.c
> @@ -190,6 +190,11 @@ int main(void)
> DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
> DEFINE(PACA_DATA_OFFSET, offsetof(struct paca_struct, data_offset));
> DEFINE(PACA_TRAP_SAVE, offsetof(struct paca_struct, trap_save));
> +#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
> + DEFINE(PACA_KVM_IN_GUEST, offsetof(struct paca_struct, kvm_in_guest));
> + DEFINE(PACA_KVM_SLB, offsetof(struct paca_struct, kvm_slb));
> + DEFINE(PACA_KVM_SLB_MAX, offsetof(struct paca_struct, kvm_slb_max));
> +#endif
> #endif /* CONFIG_PPC64 */
>
> /* RTAS */