On 12-09-27 01:23 AM, Anton Vorontsov wrote:
> On Tue, Sep 25, 2012 at 10:12:27AM -0600, mathieu.poir...@linaro.org wrote:
>> From: Jonas Aaberg <jonas.ab...@stericsson.com>
>>
>> Flush and sync all workqueues at suspend to avoid
>> that we suspend in the middle of a work.
>>
>> Signed-off-by: Jonas Aaberg <jonas.ab...@stericsson.com>
>> Signed-off-by: Mathieu Poirier <mathieu.poir...@linaro.org>
>> Reviewed-by: Marcus COOPER <marcus.xm.coo...@stericsson.com>
>> ---
>>  drivers/power/ab8500_charger.c |   11 +++++++++++
>>  drivers/power/ab8500_fg.c      |    5 +++++
>>  2 files changed, 16 insertions(+), 0 deletions(-)
>>
>> diff --git a/drivers/power/ab8500_charger.c b/drivers/power/ab8500_charger.c
>> index ee5ad7b..071c7c2 100644
>> --- a/drivers/power/ab8500_charger.c
>> +++ b/drivers/power/ab8500_charger.c
>> @@ -2862,6 +2862,17 @@ static int ab8500_charger_suspend(struct 
>> platform_device *pdev,
>>      if (delayed_work_pending(&di->check_hw_failure_work))
>>              cancel_delayed_work(&di->check_hw_failure_work);
>>  
>> +    flush_delayed_work_sync(&di->attach_work);
>> +    flush_delayed_work_sync(&di->usb_charger_attached_work);
>> +    flush_delayed_work_sync(&di->ac_charger_attached_work);
>> +    flush_delayed_work_sync(&di->check_usbchgnotok_work);
>> +    flush_delayed_work_sync(&di->check_vbat_work);
>> +    flush_delayed_work_sync(&di->kick_wd_work);
>> +
>> +    flush_work_sync(&di->usb_link_status_work);
>> +    flush_work_sync(&di->ac_work);
>> +    flush_work_sync(&di->detect_usb_type_work);
> 
> I belive each of these have to be added by the patches that add the
> appropriate work structs. But really, it's better to avoid these many
> delayed work.

Agreed - on the flip side they were added over multiple patches spanning
many centuries.  Tracking all this work down would be impossible as
history was re-written many time over.  What would you like to see
happening here ?

> 
>>      return 0;
>>  }
>>  #else
>> diff --git a/drivers/power/ab8500_fg.c b/drivers/power/ab8500_fg.c
>> index e7a0e1f..0e71e7e 100644
>> --- a/drivers/power/ab8500_fg.c
>> +++ b/drivers/power/ab8500_fg.c
>> @@ -2626,6 +2626,11 @@ static int ab8500_fg_suspend(struct platform_device 
>> *pdev,
>>      struct ab8500_fg *di = platform_get_drvdata(pdev);
>>  
>>      flush_delayed_work_sync(&di->fg_periodic_work);
>> +    flush_work_sync(&di->fg_work);
>> +    flush_work_sync(&di->fg_acc_cur_work);
>> +    flush_delayed_work_sync(&di->fg_reinit_work);
>> +    flush_delayed_work_sync(&di->fg_low_bat_work);
>> +    flush_delayed_work_sync(&di->fg_check_hw_failure_work);
>>  
>>      /*
>>       * If the FG is enabled we will disable it before going to suspend
>> -- 
>> 1.7.5.4
>>
>>

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