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net: remove enum skb_free_reason

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enum skb_drop_reason is more generic, we can adopt it instead.

Provide dev_kfree_skb_irq_reason() and dev_kfree_skb_any_reason().

This means drivers can use more precise drop reasons if they want to.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Reviewed-by: Yunsheng Lin <linyunsheng@huawei.com>
Link: https://lore.kernel.org/r/20230306204313.10492-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Dumazet
2023-03-06 20:43:13 +00:00
committed by Jakub Kicinski
parent 0194b64578
commit 40bbae583e
2 changed files with 16 additions and 22 deletions
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18
include/linux/netdevice.h
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@@ -52,6 +52,7 @@
#include <linux/rbtree.h>
#include <net/net_trackers.h>
#include <net/net_debug.h>
#include <net/dropreason.h>
struct netpoll_info;
struct device;
@@ -3804,13 +3805,8 @@ static inline unsigned int get_netdev_rx_queue_index(
int netif_get_num_default_rss_queues(void);
enum skb_free_reason {
SKB_REASON_CONSUMED,
SKB_REASON_DROPPED,
};
void __dev_kfree_skb_irq(struct sk_buff *skb, enum skb_free_reason reason);
void __dev_kfree_skb_any(struct sk_buff *skb, enum skb_free_reason reason);
void dev_kfree_skb_irq_reason(struct sk_buff *skb, enum skb_drop_reason reason);
void dev_kfree_skb_any_reason(struct sk_buff *skb, enum skb_drop_reason reason);
/*
* It is not allowed to call kfree_skb() or consume_skb() from hardware
@@ -3833,22 +3829,22 @@ void __dev_kfree_skb_any(struct sk_buff *skb, enum skb_free_reason reason);
*/
static inline void dev_kfree_skb_irq(struct sk_buff *skb)
{
__dev_kfree_skb_irq(skb, SKB_REASON_DROPPED);
dev_kfree_skb_irq_reason(skb, SKB_DROP_REASON_NOT_SPECIFIED);
}
static inline void dev_consume_skb_irq(struct sk_buff *skb)
{
__dev_kfree_skb_irq(skb, SKB_REASON_CONSUMED);
dev_kfree_skb_irq_reason(skb, SKB_CONSUMED);
}
static inline void dev_kfree_skb_any(struct sk_buff *skb)
{
__dev_kfree_skb_any(skb, SKB_REASON_DROPPED);
dev_kfree_skb_any_reason(skb, SKB_DROP_REASON_NOT_SPECIFIED);
}
static inline void dev_consume_skb_any(struct sk_buff *skb)
{
__dev_kfree_skb_any(skb, SKB_REASON_CONSUMED);
dev_kfree_skb_any_reason(skb, SKB_CONSUMED);
}
u32 bpf_prog_run_generic_xdp(struct sk_buff *skb, struct xdp_buff *xdp,