Subject: Re: [PATCH net v5 0/4] several fixes for indirect flow_blocks offload

From: Simon Horman <[email-masked]>
Date: Mon, 22 Jun 2020 11:13:21 +0200

On Fri, Jun 19, 2020 at 08:13:42PM -0700, David Miller wrote:
> From: [email-masked]
> Date: Thu, 18 Jun 2020 20:49:07 +0800
> 
> > From: wenxu <[email-masked]>
> > 
> > v2:
> > patch2: store the cb_priv of representor to the flow_block_cb->indr.cb_priv
> > in the driver. And make the correct check with the statments
> > this->indr.cb_priv == cb_priv
> > 
> > patch4: del the driver list only in the indriect cleanup callbacks
> > 
> > v3:
> > add the cover letter and changlogs.
> > 
> > v4:
> > collapsed 1/4, 2/4, 4/4 in v3 to one fix
> > Add the prepare patch 1 and 2
> > 
> > v5:
> > patch1: place flow_indr_block_cb_alloc() right before
> > flow_indr_dev_setup_offload() to avoid moving flow_block_indr_init()
> > 
> > This series fixes commit 1fac52da5942 ("net: flow_offload: consolidate
> > indirect flow_block infrastructure") that revists the flow_block
> > infrastructure.
> > 
> > patch #1 #2: prepare for fix patch #3
> > add and use flow_indr_block_cb_alloc/remove function
> > 
> > patch #3: fix flow_indr_dev_unregister path
> > If the representor is removed, then identify the indirect flow_blocks
> > that need to be removed by the release callback and the port representor
> > structure. To identify the port representor structure, a new 
> > indr.cb_priv field needs to be introduced. The flow_block also needs to
> > be removed from the driver list from the cleanup path
> > 
> > 
> > patch#4 fix block->nooffloaddevcnt warning dmesg log.
> > When a indr device add in offload success. The block->nooffloaddevcnt
> > should be 0. After the representor go away. When the dir device go away
> > the flow_block UNBIND operation with -EOPNOTSUPP which lead the warning
> > demesg log. 
> > The block->nooffloaddevcnt should always count for indr block.
> > even the indr block offload successful. The representor maybe
> > gone away and the ingress qdisc can work in software mode.
> 
> Series applied, thank you.

Hi Dave,

when you get a chance could you pull net into net-next
to get these changes there?

Thanks!