tree a11a8b93ed9170efb87e38bb4f784ffddefcc52c
parent 3990e04df085e0561ab34f84731dc5929585c526
author Lars Ellenberg <lars.ellenberg@linbit.com> 1364389729 +0100
committer Jens Axboe <axboe@kernel.dk> 1364487026 -0600

drbd: fix if(); found by kbuild test robot

Recently introduced al_begin_io_nonblock() was returning -EBUSY,
even when it should return -EWOULDBLOCK.

Impact:
A few spurious wake_up() calls in prepare_al_transaction_nonblock().

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>