size_t qemu_mempath_getpagesize(const char *mem_path) { #ifdef CONFIG_LINUX struct statfs fs; int ret; do { ret = statfs(mem_path, &fs); } while (ret != 0 && errno == EINTR); if (ret != 0) { fprintf(stderr, "Couldn't statfs() memory path: %s\n", strerror(errno)); exit(1); } if (fs.f_type == HUGETLBFS_MAGIC) { /* It's hugepage, return the huge page size */ return fs.f_bsize; } return getpagesize(); }