void net_habitue_device_SC101::handleAsyncIOTimeout(outstanding *out, void *ctx)
{
outstanding_io *io = (outstanding_io *)ctx;
IOStorageCompletion completion = io->completion;
bool isWrite = (io->buffer->getDirection() == kIODirectionOut);
io->attempt++;
io->timeout_ms = getNextTimeoutMS(io->attempt, isWrite);
if (io->timeout_ms)
{
if (io->attempt > 3)
KINFO("retry IO (%p, %d, %d)", io, io->attempt, io->timeout_ms);
else
KDEBUG("retry IO (%p, %d, %d)", io, io->attempt, io->timeout_ms);
// IOBlockStorageDriver::incrementRetries(isWrite)
doSubmitIO(io);
return;
}
KINFO("abort IO %p", io);
// IOBlockStorageDriver::incrementErrors(isWrite)
completeIO(io);
io->addr->release();
IODelete(io, outstanding_io, 1);
IOStorage::complete(completion, kIOReturnNotResponding, 0);
}
void net_habitue_device_SC101::handleAsyncIOPacket(sockaddr_in *addr, mbuf_t m, size_t len, outstanding *out, void *ctx)
{
clock_get_uptime(&_lastReply);
outstanding_io *io = (outstanding_io *)ctx;
bool isWrite = (io->buffer->getDirection() == kIODirectionOut);
UInt32 ioLen = (io->nblks * SECTOR_SIZE);
IOStorageCompletion completion = io->completion;
IOReturn status = kIOReturnError;
IOByteCount wrote = ioLen;
if (isWrite)
{
//KDEBUG("%p write %d %d", io, io->block, io->nblks);
status = kIOReturnSuccess;
}
else
{
//KDEBUG("%p read %d %d", io, io->block, io->nblks);
if (mbuf_buffer(io->buffer, 0, m, sizeof(psan_get_response_t), ioLen))
status = kIOReturnSuccess;
else
KINFO("mbuf_buffer failed");
}
if (status != kIOReturnSuccess)
KINFO("%p FAILED", io);
completeIO(io);
io->addr->release();
IODelete(io, outstanding_io, 1);
mbuf_freem(m);
IOStorage::complete(completion, status, wrote);
}
static long io(dbCommon* pr)
{
devAiHeidND261Pvt *pPvt = (devAiHeidND261Pvt *)pr->dpvt;
asynUser *pasynUser = pPvt->pasynUser;
int status;
DEBUG(2,"devAiHeidND261:io: entry%c\n", '.');
if (!pr->pact) {
/* record is calling us to start a write/read operation */
pr->pact = 1;
status = pasynManager->queueRequest(pasynUser, 0, 0);
if (status != asynSuccess) status = -1;
return(status);
} else {
/*
* asyn called devAiHeidND261Callback(), which did the write/read
* and processed the record. Now the record is calling us for the
* result of the write/read operation.
*/
return(completeIO((dbCommon *)pr));
}
}
