mac80211: avoid duplicate TX path station lookup

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Instead of looking up the destination station twice in the TX path
(first to build the header, and then for control processing), save
it when building the header and use it later in the TX path.

To avoid having to look up the station in the many callers, allow
those to pass %NULL which keeps the existing lookup.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

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This commit is contained in:

Johannes Berg 2015-03-20 14:18:27 +01:00

parent e33f5569aa

commit 7c10770f99

4 changed files with 50 additions and 30 deletions

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2

net/mac80211/cfg.c

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3

net/mac80211/ieee80211_i.h

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2

net/mac80211/sta_info.c

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73

net/mac80211/tx.c

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