xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

mac80211: support A-MSDU in fast-rx

Browse Source 
Only works if the IV was stripped from packets. Create a smaller
variant of ieee80211_rx_h_amsdu, which bypasses checks already done
within the fast-rx context.

In order to do so, update cfg80211's ieee80211_data_to_8023_exthdr()
to take the offset between header and snap.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Felix Fietkau
2018-02-27 13:03:07 +01:00
committed by Johannes Berg
parent 21b7022f13
commit 24bba078ec
3 changed files with 80 additions and 55 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
include/net/cfg80211.h
View File

@@ -4410,10 +4410,12 @@ unsigned int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr);
* of it being pushed into the SKB
* @addr: the device MAC address
* @iftype: the virtual interface type
* @data_offset: offset of payload after the 802.11 header
* Return: 0 on success. Non-zero on error.
*/
int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
const u8 *addr, enum nl80211_iftype iftype);
const u8 *addr, enum nl80211_iftype iftype,
u8 data_offset);
/**
* ieee80211_data_to_8023 - convert an 802.11 data frame to 802.3
@@ -4425,7 +4427,7 @@ int ieee80211_data_to_8023_exthdr(struct sk_buff *skb, struct ethhdr *ehdr,
static inline int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
enum nl80211_iftype iftype)
{
return ieee80211_data_to_8023_exthdr(skb, NULL, addr, iftype);
return ieee80211_data_to_8023_exthdr(skb, NULL, addr, iftype, 0);
}
/**