Thread (26 messages) 26 messages, 6 authors, 2024-09-07
STALE668d

[PATCH bpf-next 9/9] xdp: remove xdp_alloc_skb_bulk()

From: Alexander Lobakin <aleksander.lobakin@intel.com>
Date: 2024-08-30 16:26:11
Also in: bpf, lkml
Subsystem: networking [general], the rest, xdp (express data path) · Maintainers: "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Alexei Starovoitov, Daniel Borkmann, David S. Miller, Jesper Dangaard Brouer, John Fastabend

The only user was veth, which now uses napi_skb_cache_get_bulk().
It's now preferred over a direct allocation and is exported as
well, so remove this one.

Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com>
---
 include/net/xdp.h |  1 -
 net/core/xdp.c    | 10 ----------
 2 files changed, 11 deletions(-)
diff --git a/include/net/xdp.h b/include/net/xdp.h
index e6770dd40c91..bd3363e384b2 100644
--- a/include/net/xdp.h
+++ b/include/net/xdp.h
@@ -245,7 +245,6 @@ struct sk_buff *__xdp_build_skb_from_frame(struct xdp_frame *xdpf,
 					   struct net_device *dev);
 struct sk_buff *xdp_build_skb_from_frame(struct xdp_frame *xdpf,
 					 struct net_device *dev);
-int xdp_alloc_skb_bulk(void **skbs, int n_skb, gfp_t gfp);
 struct xdp_frame *xdpf_clone(struct xdp_frame *xdpf);
 
 static inline
diff --git a/net/core/xdp.c b/net/core/xdp.c
index bcc5551c6424..34d057089d20 100644
--- a/net/core/xdp.c
+++ b/net/core/xdp.c
@@ -584,16 +584,6 @@ void xdp_warn(const char *msg, const char *func, const int line)
 };
 EXPORT_SYMBOL_GPL(xdp_warn);
 
-int xdp_alloc_skb_bulk(void **skbs, int n_skb, gfp_t gfp)
-{
-	n_skb = kmem_cache_alloc_bulk(net_hotdata.skbuff_cache, gfp, n_skb, skbs);
-	if (unlikely(!n_skb))
-		return -ENOMEM;
-
-	return 0;
-}
-EXPORT_SYMBOL_GPL(xdp_alloc_skb_bulk);
-
 struct sk_buff *__xdp_build_skb_from_frame(struct xdp_frame *xdpf,
 					   struct sk_buff *skb,
 					   struct net_device *dev)
-- 
2.46.0
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