Lines Matching refs:mapsize
142 int fd, mapsize, to_guest[2], to_host[2];
154 mapsize = vring_size(RINGSIZE, ALIGN)
157 mapsize = (mapsize + getpagesize() - 1) & ~(getpagesize() - 1);
158 ftruncate(fd, mapsize);
161 host_map = mmap(NULL, mapsize, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
162 guest_map = mmap(NULL, mapsize, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
178 munmap(guest_map, mapsize);
181 __user_addr_max = __user_addr_min + mapsize;
304 munmap(host_map, mapsize);