ppc64 iSeries: Make smp_release_cpus() callable on iSeries

We don't need to call smp_release_cpus() on iSeries but it's harmless
if we do and it removes another #ifdef ISERIES.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

1 files changed, 4 insertions, 2 deletions

diff --git a/arch/ppc64/kernel/head.S b/arch/ppc64/kernel/head.S
index 22a5ee07e1ea..b1d0edff0c04 100644
--- a/arch/ppc64/kernel/head.S
+++ b/arch/ppc64/kernel/head.S
@@ -1970,20 +1970,22 @@ _GLOBAL(hmt_start_secondary)
         blr
 #endif
 
-#if defined(CONFIG_KEXEC) || (defined(CONFIG_SMP) && !defined(CONFIG_PPC_ISERIES))
+#if defined(CONFIG_KEXEC) || defined(CONFIG_SMP)
 _GLOBAL(smp_release_cpus)
         /* All secondary cpus are spinning on a common
          * spinloop, release them all now so they can start
          * to spin on their individual paca spinloops.
          * For non SMP kernels, the secondary cpus never
          * get out of the common spinloop.
+         * XXX This does nothing useful on iSeries, secondaries are
+         * already waiting on their paca.
          */
         li      r3,1
         LOADADDR(r5,__secondary_hold_spinloop)
         std     r3,0(r5)
         sync
         blr
-#endif /* CONFIG_SMP && !CONFIG_PPC_ISERIES */
+#endif /* CONFIG_SMP */
 
 
 /*