1__CHANGE_BIT(9)            Basic C Library Functions           __CHANGE_BIT(9)
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NAME

6       __change_bit - Toggle a bit in memory
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SYNOPSIS

9       void __change_bit(int nr, volatile unsigned long * addr);
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ARGUMENTS

12       nr
13           the bit to change
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15       addr
16           the address to start counting from
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DESCRIPTION

19       Unlike change_bit, this function is non-atomic and may be reordered. If
20       it´s called on the same region of memory simultaneously, the effect may
21       be that only one operation succeeds.
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24Kernel Hackers Manual 2.6.         June 2019                   __CHANGE_BIT(9)
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