Differential D31627 Diff 94017 sys/kern/vfs_aio.c

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sys/kern/vfs_aio.c

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aiocb_copyin(struct aiocb ujob, struct kaiocb kjob, int type)		aiocb_copyin(struct aiocb ujob, struct kaiocb kjob, int type)
{		{
struct aiocb *kcb = &kjob->uaiocb;		struct aiocb *kcb = &kjob->uaiocb;
int error;		int error;

error = copyin(ujob, kcb, sizeof(struct aiocb));		error = copyin(ujob, kcb, sizeof(struct aiocb));
if (error)		if (error)
return (error);		return (error);
		if (type == LIO_NOP)
		type = kcb->aio_lio_opcode;
if (type & LIO_VECTORED) {		if (type & LIO_VECTORED) {
/* malloc a uio and copy in the iovec */		/* malloc a uio and copy in the iovec */
error = copyinuio(__DEVOLATILE(struct iovec*, kcb->aio_iov),		error = copyinuio(__DEVOLATILE(struct iovec*, kcb->aio_iov),
kcb->aio_iovcnt, &kjob->uiop);		kcb->aio_iovcnt, &kjob->uiop);
}		}

return (error);		return (error);
}		}
▲ Show 20 Lines • Show All 122 Lines • ▼ Show 20 Lines	if ((job->uaiocb.aio_sigevent.sigev_notify == SIGEV_SIGNAL \|\|
error = EINVAL;		error = EINVAL;
goto err2;		goto err2;
}		}

/* Get the opcode. */		/* Get the opcode. */
if (type == LIO_NOP) {		if (type == LIO_NOP) {
switch (job->uaiocb.aio_lio_opcode) {		switch (job->uaiocb.aio_lio_opcode) {
case LIO_WRITE:		case LIO_WRITE:
		case LIO_WRITEV:
case LIO_NOP:		case LIO_NOP:
case LIO_READ:		case LIO_READ:
		case LIO_READV:
opcode = job->uaiocb.aio_lio_opcode;		opcode = job->uaiocb.aio_lio_opcode;
break;		break;
default:		default:
error = EINVAL;		error = EINVAL;
goto err2;		goto err2;
}		}
} else		} else
opcode = job->uaiocb.aio_lio_opcode = type;		opcode = job->uaiocb.aio_lio_opcode = type;
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