powerpc: linux header sync script includes epapr_hcalls.h

epapr_hcalls.h is now referenced by kvm_para.h. so this is needed for
QEMU to get compiled on powerpc.

Signed-off-by: Bharat Bhushan <bharat.bhushan@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

scripts/update-linux-headers.sh

@@ -54,6 +54,9 @@ for arch in $ARCHLIST; do
     if [ $arch = x86 ]; then
         cp "$tmpdir/include/asm/hyperv.h" "$output/linux-headers/asm-x86"
     fi
+    if [ $arch = powerpc ]; then
+        cp "$tmpdir/include/asm/epapr_hcalls.h" "$output/linux-headers/asm-powerpc/"
+    fi
 done
 
 rm -rf "$output/linux-headers/linux"