53 static void copy_fd_bitmaps(struct fdtable *nfdt, struct fdtable *ofdt,  in copy_fd_bitmaps()  argument
59 	set = (nfdt->max_fds - count) / BITS_PER_BYTE;  in copy_fd_bitmaps()
60 	memcpy(nfdt->open_fds, ofdt->open_fds, cpy);  in copy_fd_bitmaps()
61 	memset((char *)nfdt->open_fds + cpy, 0, set);  in copy_fd_bitmaps()
62 	memcpy(nfdt->close_on_exec, ofdt->close_on_exec, cpy);  in copy_fd_bitmaps()
63 	memset((char *)nfdt->close_on_exec + cpy, 0, set);  in copy_fd_bitmaps()
66 	set = BITBIT_SIZE(nfdt->max_fds) - cpy;  in copy_fd_bitmaps()
67 	memcpy(nfdt->full_fds_bits, ofdt->full_fds_bits, cpy);  in copy_fd_bitmaps()
68 	memset((char *)nfdt->full_fds_bits + cpy, 0, set);  in copy_fd_bitmaps()
75 static void copy_fdtable(struct fdtable *nfdt, struct fdtable *ofdt)  in copy_fdtable()  argument
79 	BUG_ON(nfdt->max_fds < ofdt->max_fds);  in copy_fdtable()
82 	set = (nfdt->max_fds - ofdt->max_fds) * sizeof(struct file *);  in copy_fdtable()
83 	memcpy(nfdt->fd, ofdt->fd, cpy);  in copy_fdtable()
84 	memset((char *)nfdt->fd + cpy, 0, set);  in copy_fdtable()
86 	copy_fd_bitmaps(nfdt, ofdt, ofdt->max_fds);  in copy_fdtable()