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authorJakub Kicinski <[email protected]>2024-02-13 19:22:35 -0800
committerJakub Kicinski <[email protected]>2024-02-13 19:22:35 -0800
commitf77581bfda2409a0a3f3a42fa70cab9ef0891e9c (patch)
tree26ee07858fa24b0e769319291778d3ccc835de63 /include/linux
parent32e4a5447ed9fa904a2dfcf4609c64bce053b4e8 (diff)
parent27accb3cc08a0ec4e348356774042d5fa5f30cce (diff)
Merge branch 'add-multi-buff-support-for-xdp-running-in-generic-mode'
Lorenzo Bianconi says: ==================== add multi-buff support for xdp running in generic mode Introduce multi-buffer support for xdp running in generic mode not always linearizing the skb in netif_receive_generic_xdp routine. Introduce generic percpu page_pools allocator. ==================== Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/netdevice.h2
-rw-r--r--include/linux/skbuff.h4
2 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 07cefa32eafa..a3f9c95da51e 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3958,7 +3958,7 @@ static inline void dev_consume_skb_any(struct sk_buff *skb)
u32 bpf_prog_run_generic_xdp(struct sk_buff *skb, struct xdp_buff *xdp,
struct bpf_prog *xdp_prog);
void generic_xdp_tx(struct sk_buff *skb, struct bpf_prog *xdp_prog);
-int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff *skb);
+int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff **pskb);
int netif_rx(struct sk_buff *skb);
int __netif_rx(struct sk_buff *skb);
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 2dde34c29203..696e7680656f 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3446,6 +3446,10 @@ static inline void skb_frag_ref(struct sk_buff *skb, int f)
__skb_frag_ref(&skb_shinfo(skb)->frags[f]);
}
+int skb_pp_cow_data(struct page_pool *pool, struct sk_buff **pskb,
+ unsigned int headroom);
+int skb_cow_data_for_xdp(struct page_pool *pool, struct sk_buff **pskb,
+ struct bpf_prog *prog);
bool napi_pp_put_page(struct page *page, bool napi_safe);
static inline void