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How to apply for large memory in user layer

Question asked by 益 李 on Oct 15, 2019
Latest reply on Oct 17, 2019 by 益 李

How do I request more than 400M memory at the user layer?

I tried malloc and mmap, malloc failed to return, mmap application was successful, but the kernel crashed during initialization。

my board is MCIMX7SABRE

thanks!!

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