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Add WRITE_STABLE operation for future replication support

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This commit is contained in:
Vitaliy Filippov
2020-07-05 01:48:02 +03:00
parent 416a80b099
commit ec7acc8f3a
8 changed files with 78 additions and 35 deletions
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blockstore_impl.cpp
+5 -5
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@@ -130,7 +130,7 @@ void blockstore_impl_t::loop()
}
else if (PRIV(op)->wait_for)
{
if (op->opcode == BS_OP_WRITE || op->opcode == BS_OP_DELETE)
if (op->opcode == BS_OP_WRITE || op->opcode == BS_OP_WRITE_STABLE || op->opcode == BS_OP_DELETE)
{
has_writes = 2;
}
@@ -144,7 +144,7 @@ void blockstore_impl_t::loop()
{
dequeue_op = dequeue_read(op);
}
else if (op->opcode == BS_OP_WRITE)
else if (op->opcode == BS_OP_WRITE || op->opcode == BS_OP_WRITE_STABLE)
{
if (has_writes == 2)
{
@@ -329,13 +329,13 @@ void blockstore_impl_t::check_wait(blockstore_op_t *op)
void blockstore_impl_t::enqueue_op(blockstore_op_t *op, bool first)
{
if (op->opcode < BS_OP_MIN || op->opcode > BS_OP_MAX ||
((op->opcode == BS_OP_READ || op->opcode == BS_OP_WRITE) && (
((op->opcode == BS_OP_READ || op->opcode == BS_OP_WRITE || op->opcode == BS_OP_WRITE_STABLE) && (
op->offset >= block_size ||
op->len > block_size-op->offset ||
(op->len % disk_alignment)
)) ||
readonly && op->opcode != BS_OP_READ && op->opcode != BS_OP_LIST ||
first && op->opcode == BS_OP_WRITE)
first && (op->opcode == BS_OP_WRITE || op->opcode == BS_OP_WRITE_STABLE))
{
// Basic verification not passed
op->retval = -EINVAL;
@@ -380,7 +380,7 @@ void blockstore_impl_t::enqueue_op(blockstore_op_t *op, bool first)
}
};
}
if ((op->opcode == BS_OP_WRITE || op->opcode == BS_OP_DELETE) && !enqueue_write(op))
if ((op->opcode == BS_OP_WRITE || op->opcode == BS_OP_WRITE_STABLE || op->opcode == BS_OP_DELETE) && !enqueue_write(op))
{
std::function<void (blockstore_op_t*)>(op->callback)(op);
return;