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authorLeon Romanovsky <leonro@nvidia.com>2022-12-02 20:41:33 +0200
committerSteffen Klassert <steffen.klassert@secunet.com>2022-12-05 10:38:31 +0100
commitf3da86dc2c8c9004445cfbb15ac086773622d853 (patch)
tree72e3947207ee4d706a9a0f16c0335c2502396e1a /include/linux/netdevice.h
parent3c611d40c6923c81e6a83a67156cd30a9503c155 (diff)
downloadlinux-f3da86dc2c8c9004445cfbb15ac086773622d853.tar.gz
xfrm: add support to HW update soft and hard limits
Both in RX and TX, the traffic that performs IPsec packet offload transformation is accounted by HW. It is needed to properly handle hard limits that require to drop the packet. It means that XFRM core needs to update internal counters with the one that accounted by the HW, so new callbacks are introduced in this patch. In case of soft or hard limit is occurred, the driver should call to xfrm_state_check_expire() that will perform key rekeying exactly as done by XFRM core. Signed-off-by: Leon Romanovsky <leonro@nvidia.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r--include/linux/netdevice.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 4096e3fe8e4a1e..29ae964e3b8933 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1040,6 +1040,7 @@ struct xfrmdev_ops {
bool (*xdo_dev_offload_ok) (struct sk_buff *skb,
struct xfrm_state *x);
void (*xdo_dev_state_advance_esn) (struct xfrm_state *x);
+ void (*xdo_dev_state_update_curlft) (struct xfrm_state *x);
int (*xdo_dev_policy_add) (struct xfrm_policy *x);
void (*xdo_dev_policy_delete) (struct xfrm_policy *x);
void (*xdo_dev_policy_free) (struct xfrm_policy *x);