140     chunk_file_view * const restrict cfv = ck_calloc(1, sizeof(*cfv));  in chunk_file_view_init()  local
141     cfv->mptr = MAP_FAILED;  in chunk_file_view_init()
143     cfv->mlen = 0;  in chunk_file_view_init()
144     cfv->foff = 0;  in chunk_file_view_init()
146     cfv->refcnt = 1;  in chunk_file_view_init()
147     return cfv;  in chunk_file_view_init()
151 static chunk_file_view * chunk_file_view_release (chunk_file_view *cfv) {  in __attribute_nonnull__()
152     if (0 == --cfv->refcnt) {  in __attribute_nonnull__()
153         if (MAP_FAILED != cfv->mptr)  in __attribute_nonnull__()
154             munmap(cfv->mptr, (size_t)cfv->mlen);  in __attribute_nonnull__()
155         free(cfv);  in __attribute_nonnull__()
163 static chunk_file_view * chunk_file_view_failed (chunk_file_view *cfv) {  in __attribute_nonnull__()
164     return chunk_file_view_release(cfv);  in __attribute_nonnull__()
1424     const chunk_file_view * const restrict cfv =  in chunkqueue_write_chunk_file()  local
1426     if (NULL != cfv) {  in chunkqueue_write_chunk_file()
1427         const off_t mmap_avail = chunk_file_view_dlen(cfv, c->offset);  in chunkqueue_write_chunk_file()
1428         return chunkqueue_write_data(fd, chunk_file_view_dptr(cfv, c->offset),  in chunkqueue_write_chunk_file()
1601                 const chunk_file_view * const restrict cfv = (!c->file.is_temp)  in chunkqueue_peek_data()
1604                 if (cfv && chunk_file_view_dlen(cfv, c->offset) >= len) {  in chunkqueue_peek_data()
1606                     char * const mdata = chunk_file_view_dptr(cfv, c->offset);  in chunkqueue_peek_data()
1708     chunk_file_view * restrict cfv = c->file.view;  in chunkqueue_chunk_file_viewadj()  local
1710     if (NULL == cfv) {  in chunkqueue_chunk_file_viewadj()
1712         cfv = c->file.view = chunk_file_view_init();  in chunkqueue_chunk_file_viewadj()
1714     else if (MAP_FAILED != cfv->mptr)  in chunkqueue_chunk_file_viewadj()
1715         munmap(cfv->mptr, (size_t)cfv->mlen);  in chunkqueue_chunk_file_viewadj()
1719         c->file.view = chunk_file_view_failed(cfv);  in chunkqueue_chunk_file_viewadj()
1723     cfv->foff = mmap_align_offset(c->offset);  in chunkqueue_chunk_file_viewadj()
1726         cfv->mlen = c->offset - cfv->foff + n;  in chunkqueue_chunk_file_viewadj()
1730         if (cfv->mlen > mmap_chunk_size)  in chunkqueue_chunk_file_viewadj()
1731             cfv->mlen = mmap_chunk_size;  in chunkqueue_chunk_file_viewadj()
1735         cfv->mlen = MMAP_CHUNK_SIZE;  in chunkqueue_chunk_file_viewadj()
1737     if (cfv->mlen < MMAP_CHUNK_SIZE)  in chunkqueue_chunk_file_viewadj()
1738         cfv->mlen = MMAP_CHUNK_SIZE;  in chunkqueue_chunk_file_viewadj()
1739     if (cfv->mlen > c->file.length - cfv->foff)  in chunkqueue_chunk_file_viewadj()
1740         cfv->mlen = c->file.length - cfv->foff;  in chunkqueue_chunk_file_viewadj()
1742     cfv->mptr = mmap(NULL, (size_t)cfv->mlen, PROT_READ,  in chunkqueue_chunk_file_viewadj()
1744                      c->file.fd, cfv->foff);  in chunkqueue_chunk_file_viewadj()
1746     if (__builtin_expect( (MAP_FAILED == cfv->mptr), 0)) {  in chunkqueue_chunk_file_viewadj()
1750             cfv->mptr = mmap(NULL, (size_t)cfv->mlen, PROT_READ,  in chunkqueue_chunk_file_viewadj()
1751                              MAP_PRIVATE, c->file.fd, cfv->foff);  in chunkqueue_chunk_file_viewadj()
1753         if (__builtin_expect( (MAP_FAILED == cfv->mptr), 0)) {  in chunkqueue_chunk_file_viewadj()
1754             c->file.view = chunk_file_view_failed(cfv);  in chunkqueue_chunk_file_viewadj()
1779     if (cfv->mlen > 65536) /*(skip syscall if size <= 64KB)*/  in chunkqueue_chunk_file_viewadj()
1780         (void)madvise(cfv->mptr, (size_t)cfv->mlen, MADV_WILLNEED);  in chunkqueue_chunk_file_viewadj()
1784     return cfv;  in chunkqueue_chunk_file_viewadj()