From: Bob Copeland <me@bobcopeland.com>
To: linville@tuxdriver.com
Cc: linux-wireless@vger.kernel.org, johannes@sipsolutions.net
Subject: [PATCH] mac80211: flush workqueue a second time in suspend()
Date: Sat, 24 Jan 2009 13:21:14 -0500 [thread overview]
Message-ID: <20090124182114.GA15199@hash.localnet> (raw)
Drivers can theoretically queue more work in one of their callbacks
from mac80211 suspend, so let's flush it once more to be on the safe
side, just before calling ->stop().
Signed-off-by: Bob Copeland <me@bobcopeland.com>
---
net/mac80211/pm.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index 6d17ed7..44525f5 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -44,6 +44,9 @@ int __ieee80211_suspend(struct ieee80211_hw *hw)
}
}
+ /* flush again, in case driver queued work */
+ flush_workqueue(local->hw.workqueue);
+
/* stop hardware */
if (local->open_count) {
ieee80211_led_radio(local, false);
--
1.6.0.6
--
Bob Copeland %% www.bobcopeland.com
reply other threads:[~2009-01-24 18:21 UTC|newest]
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