Message ID | 20230215223350.2658616-7-zwisler@google.com (mailing list archive) |
---|---|
State | Handled Elsewhere |
Headers | show |
Series | use canonical ftrace path whenever possible | expand |
diff --git a/tools/virtio/virtio-trace/README b/tools/virtio/virtio-trace/README index cea29a2a4c0a..0127ff0c54b0 100644 --- a/tools/virtio/virtio-trace/README +++ b/tools/virtio/virtio-trace/README @@ -61,7 +61,7 @@ and id=channel0,name=agent-ctl-path\ ##data path## -chardev pipe,id=charchannel1,path=/tmp/virtio-trace/trace-path-cpu0\ - -device virtserialport,bus=virtio-serial0.0,nr=2,chardev=charchannel0,\ + -device virtserialport,bus=virtio-serial0.0,nr=2,chardev=charchannel1,\ id=channel1,name=trace-path-cpu0\ ...
We need to have a unique chardev for each data path, else the chardevs will collide and qemu will die with this message: qemu-system-x86_64: -device virtserialport,bus=virtio-serial0.0,nr=2,chardev=charchannel0, id=channel1,name=trace-path-cpu0: Property 'virtserialport.chardev' can't take value 'charchannel0': Device 'charchannel0' is in use Signed-off-by: Ross Zwisler <zwisler@google.com> --- tools/virtio/virtio-trace/README | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)