1020 static struct kioctx *lookup_ioctx(unsigned long ctx_id)  in lookup_ioctx()  argument
1022 	struct aio_ring __user *ring  = (void __user *)ctx_id;  in lookup_ioctx()
1038 	if (ctx && ctx->user_id == ctx_id) {  in lookup_ioctx()
1563 long do_io_submit(aio_context_t ctx_id, long nr,  in do_io_submit()  argument
1580 	ctx = lookup_ioctx(ctx_id);  in do_io_submit()
1628 SYSCALL_DEFINE3(io_submit, aio_context_t, ctx_id, long, nr,  in SYSCALL_DEFINE3()  argument
1631 	return do_io_submit(ctx_id, nr, iocbpp, 0);  in SYSCALL_DEFINE3()
1665 SYSCALL_DEFINE3(io_cancel, aio_context_t, ctx_id, struct iocb __user *, iocb,  in SYSCALL_DEFINE3()  argument
1677 	ctx = lookup_ioctx(ctx_id);  in SYSCALL_DEFINE3()
1717 SYSCALL_DEFINE5(io_getevents, aio_context_t, ctx_id,  in SYSCALL_DEFINE5()  argument
1723 	struct kioctx *ioctx = lookup_ioctx(ctx_id);  in SYSCALL_DEFINE5()