lkml.org 
[lkml]   [2021]   [Apr]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH net-next 1/3] skbuff: add helper to walk over the fraglist
Date
From: Matteo Croce <mcroce@microsoft.com>

Add an skb_for_each_frag() macro to iterate on SKB fragments.

Signed-off-by: Matteo Croce <mcroce@microsoft.com>
---
include/linux/skbuff.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index dbf820a50a39..a8d4ccacdda5 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1528,6 +1528,10 @@ static inline void skb_mark_not_on_list(struct sk_buff *skb)
for ((skb) = (first), (next_skb) = (skb) ? (skb)->next : NULL; (skb); \
(skb) = (next_skb), (next_skb) = (skb) ? (skb)->next : NULL)

+/* Iterate through skb fragments. */
+#define skb_for_each_frag(skb, __i) \
+ for (__i = 0; __i < skb_shinfo(skb)->nr_frags; __i++)
+
static inline void skb_list_del_init(struct sk_buff *skb)
{
__list_del_entry(&skb->list);
--
2.30.2
\
 
 \ /
  Last update: 2021-04-09 20:06    [W:0.062 / U:0.056 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site