_test_and_change_bit 158 arch/arm/include/asm/bitops.h extern int _test_and_change_bit(int nr, volatile unsigned long * p); _test_and_change_bit 22 arch/arm/include/asm/sync_bitops.h #define sync_test_and_change_bit(nr, p) _test_and_change_bit(nr, p) _test_and_change_bit 153 arch/arm/kernel/armksyms.c EXPORT_SYMBOL(_test_and_change_bit);