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authorJulian Wiedmann <jwi@linux.vnet.ibm.com>2018-03-20 07:59:13 +0100
committerDavid S. Miller <davem@davemloft.net>2018-03-22 11:52:30 -0400
commit1063e432bb45be209427ed3f1ca3908e4aa3c7d7 (patch)
tree16317564c334a8756881395816e18ee000602557
parent6be687395b3124f002a653c1a50b3260222b3cd7 (diff)
downloadlinux-1063e432bb45be209427ed3f1ca3908e4aa3c7d7.tar.bz2
s390/qeth: when thread completes, wake up all waiters
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>
-rw-r--r--drivers/s390/net/qeth_core_main.c2
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 4a820afececd..42ee8806fa53 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -960,7 +960,7 @@ 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);