On 6/17/2020 4:13 AM, Pablo Neira Ayuso wrote:
> On Tue, Jun 16, 2020 at 11:19:38AM +0800, we...@ucloud.cn wrote:
>> From: wenxu <we...@ucloud.cn>
>>
>> In the function __flow_block_indr_cleanup, The match stataments
>> this->cb_priv == cb_priv is always false, the flow_block_cb->cb_priv
>> is totally different data with the flow_indr_dev->cb_priv.
>>
>> Store the representor cb_priv to the flow_block_cb->indr.cb_priv in
>> the driver.
>>
>> Fixes: 1fac52da5942 ("net: flow_offload: consolidate indirect flow_block
>> infrastructure")
>> Signed-off-by: wenxu <we...@ucloud.cn>
>> ---
>> drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c | 1 +
>> drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c | 2 +-
>> drivers/net/ethernet/netronome/nfp/flower/offload.c | 1 +
>> include/net/flow_offload.h | 1 +
>> net/core/flow_offload.c | 2 +-
>> 5 files changed, 5 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
>> b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
>> index ef7f6bc..042c285 100644
>> --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
>> +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
>> @@ -1918,6 +1918,7 @@ static int bnxt_tc_setup_indr_block(struct net_device
>> *netdev, struct bnxt *bp,
>>
>> flow_block_cb_add(block_cb, f);
>> list_add_tail(&block_cb->driver_list, &bnxt_block_cb_list);
>> + block_cb->indr.cb_priv = bp;
> cb_indent ?
>
> Why are you splitting the fix in multiple patches? This makes it
> harder to review.
>
> I think patch 1/4, 2/4 and 4/4 belong to the same logical change?
> Collapse them.
I think patch 1/4, 2/4, 4/4 are different bugs， Although they are all in the
new indirect
flow_block infrastructure.
patch1 fix the miss cleanup for flow_block_cb of flowtable
patch2 fix the incorrect check the cb_priv of flow_block_cb
patch4 fix the miss driver_list del in the cleanup callback
So maybe make them alone is better?
