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mtu: create tap with multi_queue flag #6085

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mtu: create tap with multi_queue flag #6085

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yanqzhan
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If vm iface has 'driver queues' in xml, creating tap also need add multi_queue flag.

@yanqzhan
mtu: create tap with multi_queue flag
8b89ff7 
If vm iface has 'driver queues' in xml, creating tap also need add
multi_queue flag.

Signed-off-by: Yanqiu Zhang <[email protected]>
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yanqzhan commented Dec 20, 2024 •
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Before: with multiqueue
(1/1) type_specific.io-github-autotest-libvirt.virtual_network.mtu.positive_test.tap.managed_no.larger: ERROR: VM 'avocado-vt-vm1' failed to start: error: Failed to start domain 'avocado-vt-vm1'\nerror: Unable to create multiple fds for tap device tap_S1c (maybe existing device was created without multi_queue flag): Invalid argument(exit status: 1) (8.68 s)

After:
With multiqueue

(1/1) type_specific.io-github-autotest-libvirt.virtual_network.mtu.positive_test.tap.managed_no.larger: PASS (36.68 s)

Without multiqueue

(1/1) type_specific.io-github-autotest-libvirt.virtual_network.mtu.positive_test.tap.managed_no.larger: PASS (36.40 s)

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