csum_and_copy_from_user 1496 include/linux/skbuff.h 		__wsum csum = csum_and_copy_from_user(from, skb_put(skb, copy),
csum_and_copy_from_user 1106 include/net/sock.h 		__wsum csum = csum_and_copy_from_user(from,
csum_and_copy_from_user  217 net/core/iovec.c 			csum = csum_and_copy_from_user(base, kdata, copy,