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mac80211: extend fast-xmit to driver fragmentation

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If the driver handles fragmentation then it wouldn't
be done in software so we can still use the fast-xmit
path in that case.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2015-04-10 14:02:08 +02:00
parent 4505d1fe00
commit 725b812c83
1 changed files with 2 additions and 1 deletions
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3
net/mac80211/tx.c
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@ -2450,7 +2450,8 @@ void ieee80211_check_fast_xmit(struct sta_info *sta)
goto out;
/* fast-xmit doesn't handle fragmentation at all */
if (local->hw.wiphy->frag_threshold != (u32)-1)
if (local->hw.wiphy->frag_threshold != (u32)-1 &&
!local->ops->set_frag_threshold)
goto out;
rcu_read_lock();