diff mbox series

[net-next,v2,2/9] net: skb: introduce __skb_queue_purge_reason()

Message ID 20220517081008.294325-3-imagedong@tencent.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series net: tcp: add skb drop reasons to tcp state change | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next, async
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit fail Errors and warnings before: 5741 this patch: 5741
netdev/cc_maintainers success CCed 3 of 3 maintainers
netdev/build_clang fail Errors and warnings before: 1141 this patch: 1141
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn fail Errors and warnings before: 5887 this patch: 5887
netdev/checkpatch warning CHECK: Please use a blank line after function/struct/union/enum declarations
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Menglong Dong May 17, 2022, 8:10 a.m. UTC 
From: Menglong Dong <imagedong@tencent.com>

Introduce __skb_queue_purge_reason() to empty a skb list with drop
reason and make __skb_queue_purge() an inline call to it.

Reviewed-by: Jiang Biao <benbjiang@tencent.com>
Reviewed-by: Hao Peng <flyingpeng@tencent.com>
Signed-off-by: Menglong Dong <imagedong@tencent.com>
---
 include/linux/skbuff.h | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index dfc568844df2..e9659a63961a 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -3323,18 +3323,24 @@  static inline int skb_orphan_frags_rx(struct sk_buff *skb, gfp_t gfp_mask)
 }
 
 /**
- *	__skb_queue_purge - empty a list
+ *	__skb_queue_purge_reason - empty a list with specific drop reason
  *	@list: list to empty
+ *	@reason: drop reason
  *
  *	Delete all buffers on an &sk_buff list. Each buffer is removed from
  *	the list and one reference dropped. This function does not take the
  *	list lock and the caller must hold the relevant locks to use it.
  */
-static inline void __skb_queue_purge(struct sk_buff_head *list)
+static inline void __skb_queue_purge_reason(struct sk_buff_head *list,
+					    enum skb_drop_reason reason)
 {
 	struct sk_buff *skb;
 	while ((skb = __skb_dequeue(list)) != NULL)
-		kfree_skb(skb);
+		kfree_skb_reason(skb, reason);
+}
+static inline void __skb_queue_purge(struct sk_buff_head *list)
+{
+	__skb_queue_purge_reason(list, SKB_DROP_REASON_NOT_SPECIFIED);
 }
 void skb_queue_purge(struct sk_buff_head *list);