diff options
| author | Julian Wiedmann <jwi@linux.vnet.ibm.com> | 2018-03-20 07:59:13 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-31 18:12:34 +0200 |
| commit | f9b4ec9fb686daa1d312b16b5bf50a6f760e93b8 (patch) | |
| tree | 46575dc3b676b31c151358dde34191e2bb6d9102 | |
| parent | a45300dd7dc58adaa3a2046f145445c7b4157a4d (diff) | |
s390/qeth: when thread completes, wake up all waiters
[ Upstream commit 1063e432bb45be209427ed3f1ca3908e4aa3c7d7 ]
qeth_wait_for_threads() is potentially called by multiple users, make
sure to notify all of them after qeth_clear_thread_running_bit()
adjusted the thread_running_mask. With no timeout, callers would
otherwise stall.
Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/s390/net/qeth_core_main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index 45b01763ed73..0a191b11d431 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -952,7 +952,7 @@ void qeth_clear_thread_running_bit(struct qeth_card *card, unsigned long thread) spin_lock_irqsave(&card->thread_mask_lock, flags); card->thread_running_mask &= ~thread; spin_unlock_irqrestore(&card->thread_mask_lock, flags); - wake_up(&card->wait_q); + wake_up_all(&card->wait_q); } EXPORT_SYMBOL_GPL(qeth_clear_thread_running_bit); |