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Handle all io_uring events using lambdas

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This commit is contained in:
Vitaliy Filippov
2019-11-13 22:46:42 +03:00
parent 7739f628cb
commit 1c6b9778a4
14 changed files with 43 additions and 76 deletions
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blockstore_sync.cpp
+5 -4
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@@ -37,12 +37,13 @@ int blockstore::dequeue_sync(blockstore_operation *op)
int blockstore::continue_sync(blockstore_operation *op)
{
auto cb = [this, op](ring_data_t *data) { handle_sync_event(data, op); };
if (op->sync_state == SYNC_HAS_SMALL)
{
// No big writes, just fsync the journal
BS_SUBMIT_GET_SQE(sqe, data);
io_uring_prep_fsync(sqe, journal.fd, 0);
data->op = op;
data->callback = cb;
op->pending_ops = 1;
op->sync_state = SYNC_JOURNAL_SYNC_SENT;
}
@@ -51,7 +52,7 @@ int blockstore::continue_sync(blockstore_operation *op)
// 1st step: fsync data
BS_SUBMIT_GET_SQE(sqe, data);
io_uring_prep_fsync(sqe, data_fd, 0);
data->op = op;
data->callback = cb;
op->pending_ops = 1;
op->sync_state = SYNC_DATA_SYNC_SENT;
}
@@ -88,14 +89,14 @@ int blockstore::continue_sync(blockstore_operation *op)
if (cur_sector == -1)
op->min_used_journal_sector = 1 + journal.cur_sector;
cur_sector = journal.cur_sector;
prepare_journal_sector_write(op, journal, sqe[s++]);
prepare_journal_sector_write(journal, sqe[s++], cb);
}
}
op->max_used_journal_sector = 1 + journal.cur_sector;
// ... And a journal fsync
io_uring_prep_fsync(sqe[s], journal.fd, 0);
struct ring_data_t *data = ((ring_data_t*)sqe[s]->user_data);
data->op = op;
data->callback = cb;
op->pending_ops = 1 + s;
op->sync_state = SYNC_JOURNAL_SYNC_SENT;
}