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CHANGE_BIT(9) | Basic C Library Functions | CHANGE_BIT(9) |
NAME¶
change_bit - Toggle a bit in memorySYNOPSIS¶
void change_bit(long nr, volatile unsigned long * addr);
ARGUMENTS¶
nrBit to change
addr
Address to start counting from
DESCRIPTION¶
change_bit is atomic and may not be reordered. Note that nr may be almost arbitrarily large; this function is not restricted to acting on a single-word quantity.COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |