397 	struct iovec iov = { .iov_base = buf, .iov_len = len };  in new_sync_read()
465 	struct iovec iov = { .iov_base = (void __user *)buf, .iov_len = len };  in new_sync_write()
696 		struct iovec iovec = iov_iter_iovec(iter);  in do_loop_readv_writev()  local
700 			nr = filp->f_op->read(filp, iovec.iov_base,  in do_loop_readv_writev()
701 					      iovec.iov_len, ppos);  in do_loop_readv_writev()
703 			nr = filp->f_op->write(filp, iovec.iov_base,  in do_loop_readv_writev()
704 					       iovec.iov_len, ppos);  in do_loop_readv_writev()
713 		if (nr != iovec.iov_len)  in do_loop_readv_writev()
753 ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,  in rw_copy_check_uvector()
755 			      struct iovec *fast_pointer,  in rw_copy_check_uvector()
756 			      struct iovec **ret_pointer)  in rw_copy_check_uvector()
760 	struct iovec *iov = fast_pointer;  in rw_copy_check_uvector()
781 		iov = kmalloc_array(nr_segs, sizeof(struct iovec), GFP_KERNEL);  in rw_copy_check_uvector()
831 		unsigned long fast_segs, struct iovec *fast_pointer,  in compat_rw_copy_check_uvector()
832 		struct iovec **ret_pointer)  in compat_rw_copy_check_uvector()
835 	struct iovec *iov = *ret_pointer = fast_pointer;  in compat_rw_copy_check_uvector()
852 		iov = kmalloc_array(nr_segs, sizeof(struct iovec), GFP_KERNEL);  in compat_rw_copy_check_uvector()
976 ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,  in vfs_readv()
979 	struct iovec iovstack[UIO_FASTIOV];  in vfs_readv()
980 	struct iovec *iov = iovstack;  in vfs_readv()
993 static ssize_t vfs_writev(struct file *file, const struct iovec __user *vec,  in vfs_writev()
996 	struct iovec iovstack[UIO_FASTIOV];  in vfs_writev()
997 	struct iovec *iov = iovstack;  in vfs_writev()
1011 static ssize_t do_readv(unsigned long fd, const struct iovec __user *vec,  in do_readv()
1031 static ssize_t do_writev(unsigned long fd, const struct iovec __user *vec,  in do_writev()
1057 static ssize_t do_preadv(unsigned long fd, const struct iovec __user *vec,  in do_preadv()
1080 static ssize_t do_pwritev(unsigned long fd, const struct iovec __user *vec,  in do_pwritev()
1103 SYSCALL_DEFINE3(readv, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE3()
1109 SYSCALL_DEFINE3(writev, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE3()
1115 SYSCALL_DEFINE5(preadv, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE5()
1123 SYSCALL_DEFINE6(preadv2, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE6()
1135 SYSCALL_DEFINE5(pwritev, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE5()
1143 SYSCALL_DEFINE6(pwritev2, unsigned long, fd, const struct iovec __user *, vec,  in SYSCALL_DEFINE6()
1160 	struct iovec iovstack[UIO_FASTIOV];  in compat_readv()
1161 	struct iovec *iov = iovstack;  in compat_readv()
1265 	struct iovec iovstack[UIO_FASTIOV];  in compat_writev()
1266 	struct iovec *iov = iovstack;  in compat_writev()