Thread (69 messages) 69 messages, 5 authors, 2019-10-14

Re: [PATCH v4 2/5] vsock/virtio: reduce credit update messages

From: Stefan Hajnoczi <stefanha@redhat.com>
Date: 2019-07-22 08:36:46
Also in: kvm, lkml

On Wed, Jul 17, 2019 at 01:30:27PM +0200, Stefano Garzarella wrote:
In order to reduce the number of credit update messages,
we send them only when the space available seen by the
transmitter is less than VIRTIO_VSOCK_MAX_PKT_BUF_SIZE.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
---
 include/linux/virtio_vsock.h            |  1 +
 net/vmw_vsock/virtio_transport_common.c | 16 +++++++++++++---
 2 files changed, 14 insertions(+), 3 deletions(-)
It's an arbitrary limit but the risk of regressions is low since the
credit update traffic was so excessive:

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>

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