drivers/built-in.o(.text+0x29b14): In function `$a':
: undefined reference to `wrong_size_cmpxchg'
drivers/built-in.o(.text+0x29f6c): In function `$a':
: undefined reference to `wrong_size_cmpxchg'
drivers/built-in.o(.text+0x2a020): In function `$a':
: undefined reference to `wrong_size_cmpxchg'
drivers/built-in.o(.text+0x2a230): In function `$a':
: undefined reference to `wrong_size_cmpxchg'
drivers/built-in.o(.text+0x2a37c): In function `$a':
: undefined reference to `wrong_size_cmpxchg'
make: *** [.tmp_vmlinux1] Error 1