1LOWER_32_BITS(9) Driver Basics LOWER_32_BITS(9) 2 3 4
LOWER_32_BITS(9) Driver Basics LOWER_32_BITS(9)
6 lower_32_bits - return bits 0-31 of a number 7
lower_32_bits - return bits 0-31 of a number
9 lower_32_bits(n); 10
lower_32_bits(n);
12 n 13 the number we're accessing 14
n
the number we're accessing
16Kernel Hackers Manual 3.10 June 2019 LOWER_32_BITS(9)
Kernel Hackers Manual 3.10 June 2019 LOWER_32_BITS(9)