taglinefilesource code
csum_partial_copy_fromuser36include/asm-i386/checksum.hunsigned int csum_partial_copy_fromuser(const char *src, char *dst, int len, int sum);
csum_partial_copy_fromuser1124net/ipv4/tcp.cskb->csum = csum_partial_copy_fromuser(from,
csum_partial_copy_fromuser250net/ipv4/udp.cufh->wcheck = csum_partial_copy_fromuser(src, dst, len, ufh->wcheck);