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
This patch skips [de]asserting a LSI interrupt if the device doesn't have any LSI defined. Doing so would trigger an assert in pci_irq_handler(). The PCIE root port implementation in qemu requests a LSI (INTA), but a subclass may want to change that behavior since it's a valid configuration. For example on the POWER8/POWER9/POWER10 systems, the root bridge doesn't request any LSI. Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com> Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Message-Id: <20220408131303.147840-2-fbarrat@linux.ibm.com> Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>