If we ever build a combined kernel including iSeries, then this will
be needed.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>
 #include <linux/percpu.h>
 
 #include <asm/processor.h>
-#ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_ISERIES
 #include <asm/paca.h>
+#include <asm/firmware.h>
 #include <asm/iseries/hv_call.h>
 #endif
 
 #ifdef CONFIG_PPC_ISERIES
        int cur_dec;
 
-       if (get_lppaca()->shared_proc) {
+       if (firmware_has_feature(FW_FEATURE_ISERIES) &&
+                       get_lppaca()->shared_proc) {
                get_lppaca()->virtual_decr = val;
                cur_dec = get_dec();
                if (cur_dec > val)