h_csum            216 net/rds/rds.h  	__sum16	h_csum;
h_csum            873 net/rds/rds.h  	hdr->h_csum = 0;
h_csum            874 net/rds/rds.h  	hdr->h_csum = ip_fast_csum((void *) hdr, sizeof(*hdr) >> 2);
h_csum            879 net/rds/rds.h  	return !hdr->h_csum || ip_fast_csum((void *) hdr, sizeof(*hdr) >> 2) == 0;