49 static void copy_fd_bitmaps(struct fdtable *nfdt, struct fdtable *ofdt,  in copy_fd_bitmaps()  argument
55 	set = (nfdt->max_fds - count) / BITS_PER_BYTE;  in copy_fd_bitmaps()
56 	memcpy(nfdt->open_fds, ofdt->open_fds, cpy);  in copy_fd_bitmaps()
57 	memset((char *)nfdt->open_fds + cpy, 0, set);  in copy_fd_bitmaps()
58 	memcpy(nfdt->close_on_exec, ofdt->close_on_exec, cpy);  in copy_fd_bitmaps()
59 	memset((char *)nfdt->close_on_exec + cpy, 0, set);  in copy_fd_bitmaps()
62 	set = BITBIT_SIZE(nfdt->max_fds) - cpy;  in copy_fd_bitmaps()
63 	memcpy(nfdt->full_fds_bits, ofdt->full_fds_bits, cpy);  in copy_fd_bitmaps()
64 	memset((char *)nfdt->full_fds_bits + cpy, 0, set);  in copy_fd_bitmaps()
71 static void copy_fdtable(struct fdtable *nfdt, struct fdtable *ofdt)  in copy_fdtable()  argument
75 	BUG_ON(nfdt->max_fds < ofdt->max_fds);  in copy_fdtable()
78 	set = (nfdt->max_fds - ofdt->max_fds) * sizeof(struct file *);  in copy_fdtable()
79 	memcpy(nfdt->fd, ofdt->fd, cpy);  in copy_fdtable()
80 	memset((char *)nfdt->fd + cpy, 0, set);  in copy_fdtable()
82 	copy_fd_bitmaps(nfdt, ofdt, ofdt->max_fds);  in copy_fdtable()