1ATOMIC64_READ(9)                 Driver Basics                ATOMIC64_READ(9)
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NAME

6       atomic64_read - read atomic64 variable
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SYNOPSIS

9       u64 atomic64_read(atomic64_t * ptr);
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ARGUMENTS

12       ptr
13           pointer to type atomic64_t
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DESCRIPTION

16       Atomically reads the value of ptr and returns it.
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COPYRIGHT

19Kernel Hackers Manual 2.6.         June 2019                  ATOMIC64_READ(9)