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authorJakub Kicinski <kuba@kernel.org>2022-05-13 10:25:08 -0700
committerJakub Kicinski <kuba@kernel.org>2022-05-13 10:25:08 -0700
commit2c5f1536473b7530adefd09a25cf3fef2cfe01f2 (patch)
tree3fc079e452b108b97efa4b803c206c0c136b3780 /include/net
parentf9a210c72d70c9a59cf989fb23fb01ff10d18136 (diff)
parent0f9008e5c5103e32e788d260558d170c2fc9c2be (diff)
downloadlinux-2c5f1536473b7530adefd09a25cf3fef2cfe01f2.tar.bz2
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next
Steffen Klassert says: ==================== pull request (net-next): ipsec-next 2022-05-13 1) Cleanups for the code behind the XFRM offload API. This is a preparation for the extension of the API for policy offload. From Leon Romanovsky. * 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next: xfrm: drop not needed flags variable in XFRM offload struct net/mlx5e: Use XFRM state direction instead of flags netdevsim: rely on XFRM state direction instead of flags ixgbe: propagate XFRM offload state direction instead of flags xfrm: store and rely on direction to construct offload flags xfrm: rename xfrm_state_offload struct to allow reuse xfrm: delete not used number of external headers xfrm: free not used XFRM_ESP_NO_TRAILER flag ==================== Link: https://lore.kernel.org/r/20220513151218.4010119-1-steffen.klassert@secunet.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/xfrm.h20
1 files changed, 12 insertions, 8 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 6fb899ff5afc..736c349de8bf 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -126,13 +126,17 @@ struct xfrm_state_walk {
struct xfrm_address_filter *filter;
};
-struct xfrm_state_offload {
+enum {
+ XFRM_DEV_OFFLOAD_IN = 1,
+ XFRM_DEV_OFFLOAD_OUT,
+};
+
+struct xfrm_dev_offload {
struct net_device *dev;
netdevice_tracker dev_tracker;
struct net_device *real_dev;
unsigned long offload_handle;
- unsigned int num_exthdrs;
- u8 flags;
+ u8 dir : 2;
};
struct xfrm_mode {
@@ -247,7 +251,7 @@ struct xfrm_state {
struct xfrm_lifetime_cur curlft;
struct hrtimer mtimer;
- struct xfrm_state_offload xso;
+ struct xfrm_dev_offload xso;
/* used to fix curlft->add_time when changing date */
long saved_tmo;
@@ -1006,7 +1010,7 @@ struct xfrm_offload {
#define CRYPTO_FALLBACK 8
#define XFRM_GSO_SEGMENT 16
#define XFRM_GRO 32
-#define XFRM_ESP_NO_TRAILER 64
+/* 64 is free */
#define XFRM_DEV_RESUME 128
#define XFRM_XMIT 256
@@ -1866,7 +1870,7 @@ bool xfrm_dev_offload_ok(struct sk_buff *skb, struct xfrm_state *x);
static inline void xfrm_dev_state_advance_esn(struct xfrm_state *x)
{
- struct xfrm_state_offload *xso = &x->xso;
+ struct xfrm_dev_offload *xso = &x->xso;
if (xso->dev && xso->dev->xfrmdev_ops->xdo_dev_state_advance_esn)
xso->dev->xfrmdev_ops->xdo_dev_state_advance_esn(x);
@@ -1892,7 +1896,7 @@ static inline bool xfrm_dst_offload_ok(struct dst_entry *dst)
static inline void xfrm_dev_state_delete(struct xfrm_state *x)
{
- struct xfrm_state_offload *xso = &x->xso;
+ struct xfrm_dev_offload *xso = &x->xso;
if (xso->dev)
xso->dev->xfrmdev_ops->xdo_dev_state_delete(x);
@@ -1900,7 +1904,7 @@ static inline void xfrm_dev_state_delete(struct xfrm_state *x)
static inline void xfrm_dev_state_free(struct xfrm_state *x)
{
- struct xfrm_state_offload *xso = &x->xso;
+ struct xfrm_dev_offload *xso = &x->xso;
struct net_device *dev = xso->dev;
if (dev && dev->xfrmdev_ops) {