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From: Heng Qi <hengqi@linux.alibaba.com>
To: netdev@vger.kernel.org, virtualization@lists.linux.dev
Cc: Jason Wang <jasowang@redhat.com>,
	"Michael S. Tsirkin" <mst@redhat.com>,
	Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Jiri Pirko <jiri@resnulli.us>
Subject: [PATCH net v2 0/2] virtio_net: fix lock warning and unrecoverable state
Date: Thu, 23 May 2024 15:46:49 +0800	[thread overview]
Message-ID: <20240523074651.3717-1-hengqi@linux.alibaba.com> (raw)

Patch 1 describes and fixes an issue where dim cannot return to
normal state in certain scenarios.

Patch 2 attempts to resolve lockdep's complaints that holding many
nested locks and when there is a maximum number of queues may also
be problematic, so try to remove the dim_lock.

Changelog
=======
v1->v2:
  Patch(2/2): rephase the commit log.

Heng Qi (2):
  virtio_net: fix possible dim status unrecoverable
  Revert "virtio_net: Add a lock for per queue RX coalesce"

 drivers/net/virtio_net.c | 55 ++++++++++------------------------------
 1 file changed, 13 insertions(+), 42 deletions(-)

-- 
2.32.0.3.g01195cf9f


             reply	other threads:[~2024-05-23  7:52 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-23  7:46 Heng Qi [this message]
2024-05-23  7:46 ` [PATCH net v2 1/2] virtio_net: fix possible dim status unrecoverable Heng Qi
2024-05-23  7:46 ` [PATCH net v2 2/2] Revert "virtio_net: Add a lock for per queue RX coalesce" Heng Qi
2024-05-23  9:09   ` Jiri Pirko
2024-05-27 10:42   ` Paolo Abeni
2024-05-28  3:06     ` Heng Qi
2024-05-28 10:04       ` Paolo Abeni
2024-05-28 11:46         ` Heng Qi

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