- /*
- * map the segment, and populate page tables, the kernel fills this
- * segment with zeros if it's a new page.
- */
- void *va = mmap(addr, alloc_sz, PROT_READ | PROT_WRITE,
- MAP_SHARED | MAP_POPULATE | MAP_FIXED, fd, map_offset);
+ if (internal_config.single_file_segments) {
+ map_offset = seg_idx * alloc_sz;
+ ret = resize_hugefile(fd, path, list_idx, seg_idx,
+ map_offset, alloc_sz, true);
+ if (ret < 0)
+ goto resized;
+ } else {
+ map_offset = 0;
+ if (ftruncate(fd, alloc_sz) < 0) {
+ RTE_LOG(DEBUG, EAL, "%s(): ftruncate() failed: %s\n",
+ __func__, strerror(errno));
+ goto resized;
+ }
+ if (internal_config.hugepage_unlink) {
+ if (unlink(path)) {
+ RTE_LOG(DEBUG, EAL, "%s(): unlink() failed: %s\n",
+ __func__, strerror(errno));
+ goto resized;
+ }
+ }
+ }
+
+ /*
+ * map the segment, and populate page tables, the kernel fills
+ * this segment with zeros if it's a new page.
+ */
+ va = mmap(addr, alloc_sz, PROT_READ | PROT_WRITE,
+ MAP_SHARED | MAP_POPULATE | MAP_FIXED, fd,
+ map_offset);
+ }