On 02.10.19 12:25, Jan Beulich wrote:
On 01.10.2019 21:15, Igor Druzhinin wrote:
There is a small window where shootdown NMI might come to a CPU
(e.g. in serial interrupt handler) where console lock is taken. In order
not to leave following console prints waiting infinitely for shot down
CPUs to free the lock - force unlock the console.
The race has been frequently observed while crashing nested Xen in
an HVM domain.
Signed-off-by: Igor Druzhinin <igor.druzhi...@citrix.com>
This should have been Cc-ed to Jürgen (now done), for him to release-ack
it.
Already done via IRC
Juergen
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