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kmalloc()kcalloc()vmalloc()和kzalloc()之间有什么区别?

来源:互联网 
Hi all, 

I'm currently debugging a device driver and I'm getting a kernel panic. After checking the backtrace or the error log, it appears to be that the problem is with kmalloc. I was thinking maybe I could change kmalloc with other allocation functions. What are their differences? I'm currently debugging a device dr




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