On Wed, Aug 03, 2022 at 02:05:52PM +0000, Arseniy Krasnov wrote:
This adds extra condition to wake up data reader: do it only when number
of readable bytes >= SO_RCVLOWAT. Otherwise, there is no sense to kick
user,because it will wait until SO_RCVLOWAT bytes will be dequeued.

Ditto as previous patch.

@Bryan, @Vishnu, plaese, can you review/ack also this patch?

Thanks,
Stefano


Signed-off-by: Arseniy Krasnov <[email protected]>
---
net/vmw_vsock/vmci_transport_notify.c        | 2 +-
net/vmw_vsock/vmci_transport_notify_qstate.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/vmw_vsock/vmci_transport_notify.c 
b/net/vmw_vsock/vmci_transport_notify.c
index 852097e2b9e6..7c3a7db134b2 100644
--- a/net/vmw_vsock/vmci_transport_notify.c
+++ b/net/vmw_vsock/vmci_transport_notify.c
@@ -307,7 +307,7 @@ vmci_transport_handle_wrote(struct sock *sk,
        struct vsock_sock *vsk = vsock_sk(sk);
        PKT_FIELD(vsk, sent_waiting_read) = false;
#endif
-       sk->sk_data_ready(sk);
+       vsock_data_ready(sk);
}

static void vmci_transport_notify_pkt_socket_init(struct sock *sk)
diff --git a/net/vmw_vsock/vmci_transport_notify_qstate.c 
b/net/vmw_vsock/vmci_transport_notify_qstate.c
index 12f0cb8fe998..e96a88d850a8 100644
--- a/net/vmw_vsock/vmci_transport_notify_qstate.c
+++ b/net/vmw_vsock/vmci_transport_notify_qstate.c
@@ -84,7 +84,7 @@ vmci_transport_handle_wrote(struct sock *sk,
                            bool bottom_half,
                            struct sockaddr_vm *dst, struct sockaddr_vm *src)
{
-       sk->sk_data_ready(sk);
+       vsock_data_ready(sk);
}

static void vsock_block_update_write_window(struct sock *sk)
@@ -282,7 +282,7 @@ vmci_transport_notify_pkt_recv_post_dequeue(
                /* See the comment in
                 * vmci_transport_notify_pkt_send_post_enqueue().
                 */
-               sk->sk_data_ready(sk);
+               vsock_data_ready(sk);
        }

        return err;
--
2.25.1

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