405 	struct iovec iov = { .iov_base = buf, .iov_len = len };  in new_sync_read()
474 	struct iovec iov = { .iov_base = (void __user *)buf, .iov_len = len };  in new_sync_write()
710 		struct iovec iovec = iov_iter_iovec(iter);  in do_loop_readv_writev()  local
714 			nr = filp->f_op->read(filp, iovec.iov_base,  in do_loop_readv_writev()
715 					      iovec.iov_len, ppos);  in do_loop_readv_writev()
717 			nr = filp->f_op->write(filp, iovec.iov_base,  in do_loop_readv_writev()
718 					       iovec.iov_len, ppos);  in do_loop_readv_writev()
727 		if (nr != iovec.iov_len)  in do_loop_readv_writev()
764 ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,  in rw_copy_check_uvector()
766 			      struct iovec *fast_pointer,  in rw_copy_check_uvector()
767 			      struct iovec **ret_pointer)  in rw_copy_check_uvector()
771 	struct iovec *iov = fast_pointer;  in rw_copy_check_uvector()
792 		iov = kmalloc_array(nr_segs, sizeof(struct iovec), GFP_KERNEL);  in rw_copy_check_uvector()
842 		unsigned long fast_segs, struct iovec *fast_pointer,  in compat_rw_copy_check_uvector()
843 		struct iovec **ret_pointer)  in compat_rw_copy_check_uvector()
846 	struct iovec *iov = *ret_pointer = fast_pointer;  in compat_rw_copy_check_uvector()
863 		iov = kmalloc_array(nr_segs, sizeof(struct iovec), GFP_KERNEL);  in compat_rw_copy_check_uvector()
987 ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,  in vfs_readv()
990 	struct iovec iovstack[UIO_FASTIOV];  in vfs_readv()
991 	struct iovec *iov = iovstack;  in vfs_readv()
1004 static ssize_t vfs_writev(struct file *file, const struct iovec __user *vec,  in vfs_writev()
1007 	struct iovec iovstack[UIO_FASTIOV];  in vfs_writev()
1008 	struct iovec *iov = iovstack;  in vfs_writev()
1022 static ssize_t do_readv(unsigned long fd, const struct iovec __user *vec,  in do_readv()
1046 static ssize_t do_writev(unsigned long fd, const struct iovec __user *vec,  in do_writev()
1076 static ssize_t do_preadv(unsigned long fd, const struct iovec __user *vec,  in do_preadv()
1099 static ssize_t do_pwritev(unsigned long fd, const struct iovec __user *vec,  in do_pwritev()
1122 SYSCALL_DEFINE3(readv, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE3()
1128 SYSCALL_DEFINE3(writev, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE3()
1134 SYSCALL_DEFINE5(preadv, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE5()
1142 SYSCALL_DEFINE6(preadv2, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE6()
1154 SYSCALL_DEFINE5(pwritev, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE5()
1162 SYSCALL_DEFINE6(pwritev2, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE6()
1179 	struct iovec iovstack[UIO_FASTIOV];  in compat_readv()
1180 	struct iovec *iov = iovstack;  in compat_readv()
1287 	struct iovec iovstack[UIO_FASTIOV];  in compat_writev()
1288 	struct iovec *iov = iovstack;  in compat_writev()