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author | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2019-03-28 11:16:26 +0100 |
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committer | Marcel Ziswiler <marcel.ziswiler@toradex.com> | 2019-03-28 11:16:26 +0100 |
commit | 6f01eb5bf8e8110ab5f3a8e7b0f3abf19a205e4b (patch) | |
tree | 4b3147335ed97e4b487fd84bcb7a959a38d9656e /drivers/cpuidle/cpuidle-pseries.c | |
parent | 8f234193b8cc35c44614e4a4b05f2d920ff562e4 (diff) | |
parent | 6b50202a4d53bf527c640467bcff68b50a5e38a2 (diff) |
Merge tag 'v4.4.177' into toradex_vf_4.4-nextColibri-VF_LXDE-Image_2.8b6.183-20190331
This is the 4.4.177 stable release
Diffstat (limited to 'drivers/cpuidle/cpuidle-pseries.c')
-rw-r--r-- | drivers/cpuidle/cpuidle-pseries.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/cpuidle/cpuidle-pseries.c b/drivers/cpuidle/cpuidle-pseries.c index 07135e009d8b..601a6c3acc7f 100644 --- a/drivers/cpuidle/cpuidle-pseries.c +++ b/drivers/cpuidle/cpuidle-pseries.c @@ -240,7 +240,13 @@ static int pseries_idle_probe(void) return -ENODEV; if (firmware_has_feature(FW_FEATURE_SPLPAR)) { - if (lppaca_shared_proc(get_lppaca())) { + /* + * Use local_paca instead of get_lppaca() since + * preemption is not disabled, and it is not required in + * fact, since lppaca_ptr does not need to be the value + * associated to the current CPU, it can be from any CPU. + */ + if (lppaca_shared_proc(local_paca->lppaca_ptr)) { cpuidle_state_table = shared_states; max_idle_state = ARRAY_SIZE(shared_states); } else { |