diff mbox series

[11/14] backports: improve skb->xmit_more handling

Message ID 20180920112842.27198-12-luca@coelho.fi (mailing list archive)
State Accepted
Headers show
Series backport: updates for 4.19 | expand

Commit Message

Luca Coelho Sept. 20, 2018, 11:28 a.m. UTC 
From: Johannes Berg <johannes.berg@intel.com>

Replace the existing skb->xmit_more semantic patch rule with a more
generic one that uses a helper inline function.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
 backport/backport-include/linux/skbuff.h          |  9 +++++++++
 patches/0059-skb_xmit_more/skb_no_xmit_more.cocci | 10 +++-------
 2 files changed, 12 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/backport/backport-include/linux/skbuff.h b/backport/backport-include/linux/skbuff.h
index 034206b6649d..61133c4277cc 100644
--- a/backport/backport-include/linux/skbuff.h
+++ b/backport/backport-include/linux/skbuff.h
@@ -200,6 +200,15 @@  static inline struct sk_buff *__pskb_copy_fclone(struct sk_buff *skb,
 struct sk_buff *skb_clone_sk(struct sk_buff *skb);
 #endif
 
+static inline bool skb_xmit_more(struct sk_buff *skb)
+{
+#if LINUX_VERSION_IS_LESS(3,18,0)
+	return false;
+#else
+	return skb->xmit_more;
+#endif
+}
+
 #if LINUX_VERSION_IS_LESS(3,19,0)
 /**
  * __dev_alloc_pages - allocate page for network Rx
diff --git a/patches/0059-skb_xmit_more/skb_no_xmit_more.cocci b/patches/0059-skb_xmit_more/skb_no_xmit_more.cocci
index ab20c833af40..bf7f22e267a3 100644
--- a/patches/0059-skb_xmit_more/skb_no_xmit_more.cocci
+++ b/patches/0059-skb_xmit_more/skb_no_xmit_more.cocci
@@ -1,9 +1,5 @@ 
-@r1@
+@@
 struct sk_buff *skb;
-expression E1;
 @@
- if (E1
-+#if LINUX_VERSION_IS_GEQ(3,18,0)
- || !skb->xmit_more
-+#endif /* if LINUX_VERSION_IS_GEQ(3,18,0) */
- ) {...}
+-skb->xmit_more
++skb_xmit_more(skb)