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From: Stefan Hajnoczi <stefanha@gmail.com>
To: Stefano Garzarella <sgarzare@redhat.com>
Cc: netdev@vger.kernel.org, Sasha Levin <sashal@kernel.org>,
	linux-hyperv@vger.kernel.org,
	Stephen Hemminger <sthemmin@microsoft.com>,
	Arnd Bergmann <arnd@arndb.de>,
	kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Dexuan Cui <decui@microsoft.com>,
	linux-kernel@vger.kernel.org,
	virtualization@lists.linux-foundation.org,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jorgen Hansen <jhansen@vmware.com>
Subject: Re: [PATCH net-next 07/14] vsock: handle buffer_size sockopts in the core
Date: Sun, 27 Oct 2019 09:08:23 +0100	[thread overview]
Message-ID: <20191027080823.GB4472@stefanha-x1.localdomain> (raw)
In-Reply-To: <20191023095554.11340-8-sgarzare@redhat.com>

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On Wed, Oct 23, 2019 at 11:55:47AM +0200, Stefano Garzarella wrote:
> virtio_transport and vmci_transport handle the buffer_size
> sockopts in a very similar way.
> 
> In order to support multiple transports, this patch moves this
> handling in the core to allow the user to change the options
> also if the socket is not yet assigned to any transport.
> 
> This patch also adds the '.notify_buffer_size' callback in the
> 'struct virtio_transport' in order to inform the transport,
> when the buffer_size is changed by the user. It is also useful
> to limit the 'buffer_size' requested (e.g. virtio transports).
> 
> Acked-by: Dexuan Cui <decui@microsoft.com>
> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
> ---
> RFC -> v1:
> - changed .notify_buffer_size return to void (Stefan)
> - documented that .notify_buffer_size is called with sk_lock held (Stefan)
> ---
>  drivers/vhost/vsock.c                   |  7 +-
>  include/linux/virtio_vsock.h            | 15 +----
>  include/net/af_vsock.h                  | 15 ++---
>  net/vmw_vsock/af_vsock.c                | 43 ++++++++++---
>  net/vmw_vsock/hyperv_transport.c        | 36 -----------
>  net/vmw_vsock/virtio_transport.c        |  8 +--
>  net/vmw_vsock/virtio_transport_common.c | 79 ++++-------------------
>  net/vmw_vsock/vmci_transport.c          | 86 +++----------------------
>  net/vmw_vsock/vmci_transport.h          |  3 -
>  9 files changed, 65 insertions(+), 227 deletions(-)

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

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  reply	other threads:[~2019-10-27 14:44 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-23  9:55 [PATCH net-next 00/14] vsock: add multi-transports support Stefano Garzarella
2019-10-23  9:55 ` [PATCH net-next 01/14] vsock/vmci: remove unused VSOCK_DEFAULT_CONNECT_TIMEOUT Stefano Garzarella
2019-10-30 14:54   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 02/14] vsock: remove vm_sockets_get_local_cid() Stefano Garzarella
2019-10-30 14:55   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 03/14] vsock: remove include/linux/vm_sockets.h file Stefano Garzarella
2019-10-30 14:57   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 04/14] vsock: add 'transport' member in the struct vsock_sock Stefano Garzarella
2019-10-30 14:57   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 05/14] vsock/virtio: add transport parameter to the virtio_transport_reset_no_sock() Stefano Garzarella
2019-10-23  9:55 ` [PATCH net-next 06/14] vsock: add 'struct vsock_sock *' param to vsock_core_get_transport() Stefano Garzarella
2019-10-30 15:01   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 07/14] vsock: handle buffer_size sockopts in the core Stefano Garzarella
2019-10-27  8:08   ` Stefan Hajnoczi [this message]
2019-10-30 15:08   ` Jorgen Hansen
2019-10-31  8:50     ` Stefano Garzarella
2019-10-23  9:55 ` [PATCH net-next 08/14] vsock: add vsock_create_connected() called by transports Stefano Garzarella
2019-10-27  8:12   ` Stefan Hajnoczi
2019-10-30 15:12   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 09/14] vsock: move vsock_insert_unbound() in the vsock_create() Stefano Garzarella
2019-10-30 15:12   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 10/14] hv_sock: set VMADDR_CID_HOST in the hvs_remote_addr_init() Stefano Garzarella
2019-10-23  9:55 ` [PATCH net-next 11/14] vsock: add multi-transports support Stefano Garzarella
2019-10-23 15:08   ` Stefano Garzarella
2019-10-30 15:40     ` Jorgen Hansen
2019-10-31  8:54       ` Stefano Garzarella
2019-11-11 13:53   ` Jorgen Hansen
2019-11-11 17:17     ` Stefano Garzarella
2019-11-12  9:59       ` Jorgen Hansen
2019-11-12 10:36         ` Stefano Garzarella
2019-11-13 14:30           ` Jorgen Hansen
2019-11-13 16:38             ` Stefano Garzarella
2019-10-23  9:55 ` [PATCH net-next 12/14] vsock/vmci: register vmci_transport only when VMCI guest/host are active Stefano Garzarella
2019-10-27  8:17   ` Stefan Hajnoczi
2019-10-29 16:35     ` Stefano Garzarella
2019-11-04 10:10   ` Stefano Garzarella
2019-11-11 16:27   ` Jorgen Hansen
2019-11-11 17:30     ` Stefano Garzarella
2019-11-12 10:03       ` Jorgen Hansen
2019-11-12 10:42         ` Stefano Garzarella
2019-10-23  9:55 ` [PATCH net-next 13/14] vsock: prevent transport modules unloading Stefano Garzarella
2019-11-11 16:36   ` Jorgen Hansen
2019-10-23  9:55 ` [PATCH net-next 14/14] vsock: fix bind() behaviour taking care of CID Stefano Garzarella
2019-11-11 16:53   ` Jorgen Hansen
2019-10-27  8:01 ` [PATCH net-next 00/14] vsock: add multi-transports support Stefan Hajnoczi
2019-10-29 16:27   ` Stefano Garzarella

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