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Fuqian Huang authored
As mutex_lock might sleep. Function pcap_adc_irq is an interrupt handler. The use of mutex_lock in pcap_adc_irq may cause sleep in IRQ context. Replace mutex_lock with spin_lock to avoid this. Signed-off-by:
Fuqian Huang <huangfq.daxian@gmail.com> Signed-off-by:
Lee Jones <lee.jones@linaro.org>
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