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- wheezy 3.2.78-1
UPPER_32_BITS(9) | Driver Basics | UPPER_32_BITS(9) |
NAME¶
upper_32_bits - return bits 32-63 of a numberSYNOPSIS¶
upper_32_bits(n);
ARGUMENTS¶
nthe number we're accessing
DESCRIPTION¶
A basic shift-right of a 64- or 32-bit quantity. Use this to suppress the “right shift count >= width of type” warning when that quantity is 32-bits.COPYRIGHT¶
March 2016 | Kernel Hackers Manual 3.2. |