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Ack writes

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This commit is contained in:
Vitaliy Filippov
2019-11-08 02:31:07 +03:00
parent 40890aeec5
commit a5f2d8b85e
4 changed files with 59 additions and 24 deletions
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blockstore.cpp
+27 -2
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@@ -92,7 +92,6 @@ void blockstore::handle_event(ring_data_t *data)
// write error
// FIXME: our state becomes corrupted after a write error. maybe do something better than just die
throw new std::runtime_error("write operation failed. in-memory state is corrupted. AAAAAAAaaaaaaaaa!!!111");
op->retval = data->res;
}
if (op->used_journal_sector > 0)
{
@@ -106,9 +105,26 @@ void blockstore::handle_event(ring_data_t *data)
}
if (op->pending_ops == 0)
{
// Acknowledge write without sync
auto dirty_it = dirty_db.find((obj_ver_id){
.oid = op->oid,
.version = op->version,
});
dirty_it->second.state = (dirty_it->second.state == ST_J_SUBMITTED
? ST_J_WRITTEN : (dirty_it->second.state == ST_DEL_SUBMITTED ? ST_DEL_WRITTEN : ST_D_WRITTEN));
op->retval = op->len;
op->callback(op);
in_process_ops.erase(op);
}
}
else if ((op->flags & OP_TYPE_MASK) == OP_SYNC)
{
}
else if ((op->flags & OP_TYPE_MASK) == OP_STABLE)
{
}
}
}
@@ -152,6 +168,14 @@ void blockstore::loop()
while (op != submit_queue.end())
{
auto cur = op++;
if ((*cur)->wait_for == WAIT_SQE)
{
}
else if ((*cur)->wait_for == WAIT_IN_FLIGHT)
{
}
if (((*cur)->flags & OP_TYPE_MASK) == OP_READ_DIRTY ||
((*cur)->flags & OP_TYPE_MASK) == OP_READ)
{
@@ -201,6 +225,7 @@ int blockstore::enqueue_op(blockstore_operation *op)
// Basic verification not passed
return -EINVAL;
}
op->wait_for = 0;
submit_queue.push_back(op);
if ((op->flags & OP_TYPE_MASK) == OP_WRITE)
{