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0a75dae4
2020 Mar 28
0
[nbdkit PATCH v2] nbd: Avoid stuck poll() in nbdplug_close_handle()
We have been seeing sporadic hangs on test-nbd-tls-psk.sh and
test-nbd-tls.sh (on my machine, running those two in a loop with
commits 0a76cae4 and 09e34ba2 reverted would fail within 100
attempts), where even though the client to the 'nbdkit nbd' process
has cleanly exited, things are stalled in .close where nbd is trying
to pthread_join() the reader thread, while the reader thread is itself
blocked on a poll() that will never mak...