Re: [PATCH 05/12] VMCI: event handling implementation.
From: Greg KH <gregkh@linuxfoundation.org>
Date: 2012-10-30 02:23:53
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On Mon, Oct 29, 2012 at 06:04:27PM -0700, George Zhang wrote:
quoted hunk ↗ jump to hunk
+/* + * Releases the given VMCISubscription. + * Fires the destroy event if the reference count has gone to zero. + */ +static void event_release(struct vmci_subscription *entry) +{ + kref_put(&entry->kref, event_signal_destroy); +}
Same question as before with the kref_put() call, what is handling the locking here? It looks like a race to me. thanks, greg k-h