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aio-posix: Unregister fd from ctx epoll when removing fd_handler. 

Cleaning the events will cause aio_epoll_update to unregister the fd.
Otherwise, the fd is kept registered until it is destroyed.

Signed-off-by: Remy Noel <remy.noel@blade-group.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20181220152030.28035-2-remy.noel@blade-group.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Remy Noel 2018-12-20 16:20:29 +01:00 committed by Stefan Hajnoczi
parent 7260438b70
commit 8821b34a73
1 changed files with 3 additions and 0 deletions
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3
util/aio-posix.c
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@ -245,6 +245,9 @@ void aio_set_fd_handler(AioContext *ctx,
QLIST_REMOVE(node, node);
deleted = true;
}
/* Clean events in order to unregister fd from the ctx epoll. */
node->pfd.events = 0;
poll_disable_change = -!node->io_poll;
} else {
poll_disable_change = !io_poll - (node && !node->io_poll);