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SubjectRe: [PATCH net-next 3/3] xfrm: Add ESN support for IPSec HW offload
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On 11/30/2017 10:23 PM, Steffen Klassert wrote:
> On Tue, Nov 28, 2017 at 11:49:30AM +0200, yossefe@mellanox.com wrote:
>> From: Yossef Efraim <yossefe@mellanox.com>
>>
>> This patch adds ESN support to IPsec device offload.
>> Adding new xfrm device operation to synchronize device ESN.
>>
>> Signed-off-by: Yossef Efraim <yossefe@mellanox.com>
>> ---
>> include/linux/netdevice.h | 1 +
>> include/net/xfrm.h | 12 ++++++++++++
>> net/xfrm/xfrm_device.c | 4 ++--
>> net/xfrm/xfrm_replay.c | 2 ++
>> 4 files changed, 17 insertions(+), 2 deletions(-)
>>
>> diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
>> index 7de7656..d4e9198 100644
>> --- a/include/linux/netdevice.h
>> +++ b/include/linux/netdevice.h
>> @@ -825,6 +825,7 @@ struct xfrmdev_ops {
>> void (*xdo_dev_state_free) (struct xfrm_state *x);
>> bool (*xdo_dev_offload_ok) (struct sk_buff *skb,
>> struct xfrm_state *x);
>> + void (*xdo_dev_state_advance_esn) (struct xfrm_state *x);
>
> We now have a documentation for the xfrm offloadin API in the
> ipsec-next tree. Please document the new device operation
> there and resubmit.

Please be sure to specify what the offloading driver is expected to do
with this.

sln

>
> Thanks!
>

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