Lines Matching defs:mapsize
52 size_t mapsize = st.st_size;
53 void *mapped = mmap (NULL, mapsize, PROT_READ, MAP_PRIVATE, fd, 0);
57 mapsize = ((mapsize / 2) + pagesize - 1) & -pagesize;
58 while (mapsize >= pagesize
59 && (mapped = mmap (NULL, mapsize, PROT_READ, MAP_PRIVATE,
61 mapsize /= 2;
67 if (st.st_size <= (off_t) mapsize)
70 munmap (mapped, mapsize);
73 crc = crc32 (crc, mapped, mapsize);
74 off += mapsize;
75 st.st_size -= mapsize;
76 } while (mmap (mapped, mapsize, PROT_READ, MAP_FIXED|MAP_PRIVATE,
78 munmap (mapped, mapsize);