[PATCH 1/1] kvm:book3e: Fix a build error

[Caraman Mihai Claudiu-B02008]

> -----Original Message-----
> From: kvm-ppc-owner at vger.kernel.org [mailto:kvm-ppc-
> owner at vger.kernel.org] On Behalf Of Tiejun Chen
> Sent: Thursday, April 25, 2013 2:46 PM
> To: galak at kernel.crashing.org
> Cc: linuxppc-dev at lists.ozlabs.org; kvm-ppc at vger.kernel.org;
> kvm at vger.kernel.org
> Subject: [PATCH 1/1] kvm:book3e: Fix a build error
> 
> Commit cd66cc2e, "powerpc/85xx: Add AltiVec support for e6500", adds
> support for AltiVec on a Book-E class processor, but while compiling
> in the CONFIG_PPC_BOOK3E_64 and CONFIG_VIRTUALIZATION case, this
> introduce the following error:
> 
> arch/powerpc/kernel/exceptions-64e.S:402: undefined reference to
> `kvmppc_handler_42_0x01B'
> arch/powerpc/kernel/built-in.o: In function `exc_altivec_assist_book3e':
> arch/powerpc/kernel/exceptions-64e.S:424: undefined reference to
> `kvmppc_handler_43_0x01B'
> make: *** [vmlinux] Error 1
> 
> Looks we should add these altivec kvm handlers.
> 
> Signed-off-by: Tiejun Chen <tiejun.chen at windriver.com>
> ---
>  arch/powerpc/kvm/bookehv_interrupts.S |    5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/arch/powerpc/kvm/bookehv_interrupts.S
> b/arch/powerpc/kvm/bookehv_interrupts.S
> index e8ed7d6..fa9c78a 100644
> --- a/arch/powerpc/kvm/bookehv_interrupts.S
> +++ b/arch/powerpc/kvm/bookehv_interrupts.S
> @@ -319,6 +319,11 @@ kvm_handler BOOKE_INTERRUPT_DEBUG, EX_PARAMS(DBG), \
>  	SPRN_DSRR0, SPRN_DSRR1, 0
>  kvm_handler BOOKE_INTERRUPT_DEBUG, EX_PARAMS(CRIT), \
>  	SPRN_CSRR0, SPRN_CSRR1, 0
> +/* altivec */
> +kvm_handler BOOKE_INTERRUPT_ALTIVEC_UNAVAIL, EX_PARAMS(GEN), \
> +	SPRN_SRR0, SPRN_SRR1, 0
> +kvm_handler BOOKE_INTERRUPT_ALTIVEC_ASSIST, EX_PARAMS(GEN), \
> +	SPRN_SRR0, SPRN_SRR1, 0
>  #else
>  /*
>   * For input register values, see
> arch/powerpc/include/asm/kvm_booke_hv_asm.h
> --
 
It seems that you are not using kvm-ppc-queue branch.

I already have a patch ready for this (and AltiVec support is work
in progress) but we need first to pull e6500 kernel patches from
Linux tree into agraf.git.
 
-Mike