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mac80211: cache mesh beacon

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Previously, the entire mesh beacon would be generated each
time the beacon timer fired. Instead generate a beacon
head and tail (so the TIM can easily be inserted when mesh
power save is on) when starting a mesh or the MBSS
parameters change.

Also add a mutex for protecting beacon updates and
preventing leaks.

Signed-off-by: Thomas Pedersen <thomas@cozybit.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Thomas Pedersen 2013-02-14 11:20:13 -08:00 • committed by Johannes Berg
commit 2b5e196775
6 changed files with 171 additions and 65 deletions
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