Messages in this thread Patch in this message | | | Subject | [PATCH] cpuidle/powernv: Re-enable fastsleep at boot time | From | Preeti U Murthy <> | Date | Tue, 18 Nov 2014 12:26:03 +0530 |
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Commit dcb18694 "Fix ipi on palmeto" disabled fastsleep at boot time. Revert this commit since we no longer need this fix. However we can continue to use powersave_nap parameter to control entry into deep idle states beyond snooze.
Signed-off-by: Preeti U. Murthy <preeti@linux.vnet.ibm.com> ---
drivers/cpuidle/cpuidle-powernv.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/cpuidle/cpuidle-powernv.c b/drivers/cpuidle/cpuidle-powernv.c index b57681d..b430e76 100644 --- a/drivers/cpuidle/cpuidle-powernv.c +++ b/drivers/cpuidle/cpuidle-powernv.c @@ -69,8 +69,9 @@ static int fastsleep_loop(struct cpuidle_device *dev, unsigned long old_lpcr = mfspr(SPRN_LPCR); unsigned long new_lpcr; - if (powersave_nap < 2) - return; + if (!(powersave_nap > 0)) + return index; + if (unlikely(system_state < SYSTEM_RUNNING)) return index;
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