Lines Matching refs:old
121 * test_and_set_bit - Set a bit and return its old value
133 unsigned long old;
137 old = *p;
138 *p = old | mask;
141 return (old & mask) != 0;
145 * test_and_clear_bit - Clear a bit and return its old value
157 unsigned long old;
161 old = *p;
162 *p = old & ~mask;
165 return (old & mask) != 0;
169 * test_and_change_bit - Change a bit and return its old value
180 unsigned long old;
184 old = *p;
185 *p = old ^ mask;
188 return (old & mask) != 0;
