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Allow to turn synchronous recvmsg/sendmsg on with a config option

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This commit is contained in:
Vitaliy Filippov
2020-06-23 01:15:07 +03:00
parent 9abaf5b735
commit 62343c8022
6 changed files with 51 additions and 21 deletions
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msgr_receive.cpp
+21 -9
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@@ -6,13 +6,6 @@ void osd_messenger_t::read_requests()
{
int peer_fd = read_ready_clients[i];
auto & cl = clients[peer_fd];
io_uring_sqe* sqe = ringloop->get_sqe();
if (!sqe)
{
read_ready_clients.erase(read_ready_clients.begin(), read_ready_clients.begin() + i);
return;
}
ring_data_t* data = ((ring_data_t*)sqe->user_data);
if (cl.read_remaining < receive_buffer_size)
{
cl.read_iov.iov_base = cl.in_buf;
@@ -27,8 +20,27 @@ void osd_messenger_t::read_requests()
cl.read_msg.msg_iov = cl.recv_list.get_iovec();
cl.read_msg.msg_iovlen = cl.recv_list.get_size();
}
data->callback = [this, peer_fd](ring_data_t *data) { handle_read(data->res, peer_fd); };
my_uring_prep_recvmsg(sqe, peer_fd, &cl.read_msg, 0);
if (ringloop && !use_sync_send_recv)
{
io_uring_sqe* sqe = ringloop->get_sqe();
if (!sqe)
{
read_ready_clients.erase(read_ready_clients.begin(), read_ready_clients.begin() + i);
return;
}
ring_data_t* data = ((ring_data_t*)sqe->user_data);
data->callback = [this, peer_fd](ring_data_t *data) { handle_read(data->res, peer_fd); };
my_uring_prep_recvmsg(sqe, peer_fd, &cl.read_msg, 0);
}
else
{
int result = recvmsg(peer_fd, &cl.read_msg, 0);
if (result < 0)
{
result = -errno;
}
handle_read(result, peer_fd);
}
}
read_ready_clients.clear();
}