package/mac80211/patches/542-mac80211_optimize_wireless_struct.patch

   1 --- a/include/linux/ieee80211.h
   2 +++ b/include/linux/ieee80211.h
   3 @@ -180,7 +180,7 @@ struct ieee80211_hdr {
   4         u8 addr3[6];
   5         __le16 seq_ctrl;
   6         u8 addr4[6];
   7 -} __packed;
   8 +} __packed __aligned(2);
   9
  10  struct ieee80211_hdr_3addr {
  11         __le16 frame_control;
  12 @@ -189,7 +189,7 @@ struct ieee80211_hdr_3addr {
  13         u8 addr2[6];
  14         u8 addr3[6];
  15         __le16 seq_ctrl;
  16 -} __packed;
  17 +} __packed __aligned(2);
  18
  19  struct ieee80211_qos_hdr {
  20         __le16 frame_control;
  21 @@ -199,7 +199,7 @@ struct ieee80211_qos_hdr {
  22         u8 addr3[6];
  23         __le16 seq_ctrl;
  24         __le16 qos_ctrl;
  25 -} __packed;
  26 +} __packed __aligned(2);
  27
  28  /**
  29   * ieee80211_has_tods - check if IEEE80211_FCTL_TODS is set
  30 @@ -576,7 +576,7 @@ struct ieee80211s_hdr {
  31         __le32 seqnum;
  32         u8 eaddr1[6];
  33         u8 eaddr2[6];
  34 -} __packed;
  35 +} __packed __aligned(2);
  36
  37  /* Mesh flags */
  38  #define MESH_FLAGS_AE_A4       0x1
  39 @@ -839,7 +839,7 @@ struct ieee80211_mgmt {
  40                         } u;
  41                 } __packed action;
  42         } u;
  43 -} __packed;
  44 +} __packed __aligned(2);
  45
  46  /* Supported Rates value encodings in 802.11n-2009 7.3.2.2 */
  47  #define BSS_MEMBERSHIP_SELECTOR_HT_PHY 127
  48 @@ -870,20 +870,20 @@ struct ieee80211_rts {
  49         __le16 duration;
  50         u8 ra[6];
  51         u8 ta[6];
  52 -} __packed;
  53 +} __packed __aligned(2);
  54
  55  struct ieee80211_cts {
  56         __le16 frame_control;
  57         __le16 duration;
  58         u8 ra[6];
  59 -} __packed;
  60 +} __packed __aligned(2);
  61
  62  struct ieee80211_pspoll {
  63         __le16 frame_control;
  64         __le16 aid;
  65         u8 bssid[6];
  66         u8 ta[6];
  67 -} __packed;
  68 +} __packed __aligned(2);
  69
  70  /* TDLS */
  71