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staging/rts_pstor: fix Polling thread wakeups CPU
RealTek PCI-E Card Reader rts_pstor driver causes CPU wakeup very frequently, thatt's bad for power consumption. Signed-off-by: Cho, Yu-Chen <acho@novell.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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1 changed files with 3 additions and 1 deletions
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@ -594,7 +594,9 @@ static int rtsx_polling_thread(void *__dev)
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wait_timeout((delay_use + 5) * 1000);
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for (;;) {
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wait_timeout(POLLING_INTERVAL);
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set_current_state(TASK_INTERRUPTIBLE);
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schedule_timeout(POLLING_INTERVAL);
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/* lock the device pointers */
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mutex_lock(&(dev->dev_mutex));
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