xref: /linux/scripts/atomic/fallbacks/inc_not_zero (revision 31f9a421a1d01538776db37ec9c5419a3a49d650) 
1cat <<EOF
2/**
3 * ${arch}${atomic}_inc_not_zero - increment unless the number is zero
4 * @v: pointer of type ${atomic}_t
5 *
6 * Atomically increments @v by 1, if @v is non-zero.
7 * Returns true if the increment was done.
8 */
9static __always_inline bool
10${arch}${atomic}_inc_not_zero(${atomic}_t *v)
11{
12	return ${arch}${atomic}_add_unless(v, 1, 0);
13}
14EOF
15