NAME
set_bit - Atomically set a bit in memory
SYNOPSIS
void set_bit (int nr, volatile void *addr);
ARGUMENTS
nr the bit to set
addr the address to start counting from
DESCRIPTION
This function is atomic and may not be reordered. See __set_bit if you
do not require the atomic guarantees. Note that nr may be almost
arbitrarily large; this function is not restricted to acting on a
single-word quantity.