mac80211: backport skb_free_frag and napi_alloc_frag

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48582
This commit is contained in:
Felix Fietkau 2016-01-31 16:13:23 +00:00
parent 5ab4db376a
commit 7695d614df
2 changed files with 41 additions and 0 deletions

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@ -0,0 +1,21 @@
From: Felix Fietkau <nbd@openwrt.org>
Date: Thu, 28 Jan 2016 15:16:35 +0100
Subject: [PATCH] backports: add skb_free_frag()
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
--- a/backport-include/linux/skbuff.h
+++ b/backport-include/linux/skbuff.h
@@ -300,4 +300,11 @@ int skb_ensure_writable(struct sk_buff *
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,19,0) */
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
+static inline void skb_free_frag(void *data)
+{
+ put_page(virt_to_head_page(data));
+}
+#endif
+
#endif /* __BACKPORT_SKBUFF_H */

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@ -0,0 +1,20 @@
From: Felix Fietkau <nbd@openwrt.org>
Date: Thu, 28 Jan 2016 15:19:22 +0100
Subject: [PATCH] backports: add napi_alloc_frag
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
--- a/backport-include/linux/netdevice.h
+++ b/backport-include/linux/netdevice.h
@@ -232,6 +232,10 @@ static inline void backport_unregister_n
#define unregister_netdevice_many LINUX_BACKPORT(unregister_netdevice_many)
#endif
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,19,0)
+#define napi_alloc_frag netdev_alloc_frag
+#endif
+
/*
* Complicated way of saying: We only backport netdev_rss_key stuff on kernels
* that either already have net_get_random_once() (>= 3.13) or where we've been