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Commit 1063e432 authored by Julian Wiedmann's avatar Julian Wiedmann Committed by David S. Miller
Browse files

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: default avatarJulian Wiedmann <jwi@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6be68739

drivers/s390/net/qeth_core_main.c

+1 −1
Original line number Diff line number Diff line
@@ -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);