Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds

[linux-2.6-omap-h63xx.git] / arch / powerpc / platforms / cell / smp.c

diff --git a/arch/powerpc/platforms/cell/smp.c b/arch/powerpc/platforms/cell/smp.c
index e4438456c8675c8917052ba9e95cdd8a9e828809..c0d86e1f56ea54d3eb6cb8ac70a3f71a19dc6df0 100644 (file)
--- a/arch/powerpc/platforms/cell/smp.c
+++ b/arch/powerpc/platforms/cell/smp.c
@@ -42,6 +42,7 @@
 #include <asm/firmware.h>
 #include <asm/system.h>
 #include <asm/rtas.h>
+#include <asm/cputhreads.h>
 
 #include "interrupt.h"
 #include <asm/udbg.h>
@@ -53,8 +54,8 @@
 #endif
 
 /*
- * The primary thread of each non-boot processor is recorded here before
- * smp init.
+ * The Primary thread of each non-boot processor was started from the OF client
+ * interface by prom_hold_cpus and is spinning on secondary_hold_spinloop.
  */
 static cpumask_t of_spin_map;
 
@@ -182,7 +183,7 @@ static int smp_cell_cpu_bootable(unsigned int nr)
         */
        if (system_state < SYSTEM_RUNNING &&
            cpu_has_feature(CPU_FTR_SMT) &&
-           !smt_enabled_at_boot && nr % 2 != 0)
+           !smt_enabled_at_boot && cpu_thread_in_core(nr) != 0)
                return 0;
 
        return 1;
@@ -207,11 +208,7 @@ void __init smp_init_cell(void)
        /* Mark threads which are still spinning in hold loops. */
        if (cpu_has_feature(CPU_FTR_SMT)) {
                for_each_present_cpu(i) {
-                       if (i % 2 == 0)
-                               /*
-                                * Even-numbered logical cpus correspond to
-                                * primary threads.
-                                */
+                       if (cpu_thread_in_core(i) == 0)
                                cpu_set(i, of_spin_map);
                }
        } else {