netdev - [PATCH 0/5] virtio_net: enable premapped mode by default

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Message-Id: <20241014031234.7659-1-xuanzhuo@linux.alibaba.com>
Date: Mon, 14 Oct 2024 11:12:29 +0800
From: Xuan Zhuo <xuanzhuo@...ux.alibaba.com>
To: netdev@...r.kernel.org
Cc: "Michael S. Tsirkin" <mst@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
	Eugenio Pérez <eperezma@...hat.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	virtualization@...ts.linux.dev
Subject: [PATCH 0/5] virtio_net: enable premapped mode by default

In the last linux version, we disabled this feature to fix the
regress[1].

The patch set is try to fix the problem and re-enable it.

More info: http://lore.kernel.org/all/20240820071913.68004-1-xuanzhuo@linux.alibaba.com

Thanks.

[1]: http://lore.kernel.org/all/8b20cc28-45a9-4643-8e87-ba164a540c0a@oracle.com

Xuan Zhuo (5):
  virtio-net: fix overflow inside virtnet_rq_alloc
  virtio_net: introduce vi->mode
  virtio_net: big mode skip the unmap check
  virtio_net: enable premapped mode for merge and small by default
  virtio_net: rx remove premapped failover code

 drivers/net/virtio_net.c | 168 ++++++++++++++++++++++++---------------
 1 file changed, 105 insertions(+), 63 deletions(-)

--
2.32.0.3.g01195cf9f