The Linux code uses 0x2, so I assume second lowest bit is right... Signed-off-by: Rusty Russell <> --- virtio-v1.0-wd01-part1-specification.txt
2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/virtio-v1.0-wd01-part1-specification.txt b/virtio-v1.0-wd01-part1-specification.txt index 3ca180f..52adf24 100644 --- a/virtio-v1.0-wd01-part1-specification.txt +++ b/virtio-v1.0-wd01-part1-specification.txt @@ -1375,7 +1375,7 @@ state, as reflected in the virtio header in the PCI configuration space. In this case:
1. If MSI-X capability is disabled: an interrupt is delivered and - the second highest bit is set in the ISR Status field to + the second lowest bit is set in the ISR Status field to
indicate that the driver should re-examine the configuration
space. Note that a single interrupt can indicate both that one
or more virtqueue has been used and that the configuration -- 1.8.3.2
