Merge branch 'for-chris' of git://git.kernel.org/pub/scm/linux/kernel/git/josef/btrfs...

[karo-tx-linux.git] / arch / tile / kernel / entry.S

diff --git a/arch/tile/kernel/entry.S b/arch/tile/kernel/entry.S
index 431e9ae60488c73f29c35761170150e7f65a7a92..ec91568df880ef0d41f99f7ab86cc0fdb2330551 100644 (file)
--- a/arch/tile/kernel/entry.S
+++ b/arch/tile/kernel/entry.S
@@ -85,6 +85,7 @@ STD_ENTRY(cpu_idle_on_new_stack)
 /* Loop forever on a nap during SMP boot. */
 STD_ENTRY(smp_nap)
        nap
+       nop       /* avoid provoking the icache prefetch with a jump */
        j smp_nap /* we are not architecturally guaranteed not to exit nap */
        jrp lr    /* clue in the backtracer */
        STD_ENDPROC(smp_nap)
@@ -105,5 +106,6 @@ STD_ENTRY(_cpu_idle)
        .global _cpu_idle_nap
 _cpu_idle_nap:
        nap
+       nop       /* avoid provoking the icache prefetch with a jump */
        jrp lr
        STD_ENDPROC(_cpu_idle)