redonkable/remarkable-linux
redonkable/remarkable-linux
1
0
Fork 0
Code Releases Activity

mac80211: shrink struct ieee80211_fragment_entry

Browse source 
Most of the fields in this struct use too wide types, change
that to shrink the struct from 64 to 48 bytes (on 64-bit.)

This results in a total saving of 64 bytes for each interface.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2015-06-26 09:21:01 +02:00
parent a76d5e0a23
commit 69f1322368
1 changed files with 6 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
net/mac80211/ieee80211_i.h
View file

@ -84,13 +84,13 @@ struct ieee80211_local;
#define IEEE80211_DEAUTH_FRAME_LEN (24 /* hdr */ + 2 /* reason */)
struct ieee80211_fragment_entry {
unsigned long first_frag_time;
unsigned int seq;
unsigned int rx_queue;
unsigned int last_frag;
unsigned int extra_len;
struct sk_buff_head skb_list;
int ccmp; /* Whether fragments were encrypted with CCMP */
unsigned long first_frag_time;
u16 seq;
u16 extra_len;
u16 last_frag;
u8 rx_queue;
bool ccmp; /* Whether fragments were encrypted with CCMP */
u8 last_pn[6]; /* PN of the last fragment if CCMP was used */
};