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authorAndrew Morton <akpm@linux-foundation.org>2007-04-26 01:41:01 -0700
committerDavid S. Miller <davem@davemloft.net>2007-04-26 01:41:01 -0700
commit74da9d88bf5ffd31aed61a0b19519684ad744ded (patch)
tree601509eaf04f387578ddc72015c0d7c62709e72a /net
parent9198d2220d29b87ac3a05a3b791c50bb8a014d63 (diff)
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[BLUETOOTH] rfcomm_worker(): fix wakeup race
Set TASK_INTERRUPTIBLE prior to testing the flag to avoid missed wakeups. Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/rfcomm/core.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c
index 10cc13cfae6..fe7df90eb70 100644
--- a/net/bluetooth/rfcomm/core.c
+++ b/net/bluetooth/rfcomm/core.c
@@ -1851,18 +1851,18 @@ static void rfcomm_worker(void)
BT_DBG("");
while (!atomic_read(&terminate)) {
+ set_current_state(TASK_INTERRUPTIBLE);
if (!test_bit(RFCOMM_SCHED_WAKEUP, &rfcomm_event)) {
/* No pending events. Let's sleep.
* Incoming connections and data will wake us up. */
- set_current_state(TASK_INTERRUPTIBLE);
schedule();
}
+ set_current_state(TASK_RUNNING);
/* Process stuff */
clear_bit(RFCOMM_SCHED_WAKEUP, &rfcomm_event);
rfcomm_process_sessions();
}
- set_current_state(TASK_RUNNING);
return;
}