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Re: [Qemu-devel] [PATCH v2] usb: Remove legacy -usbdevice option

From: Thomas Huth
Subject: Re: [Qemu-devel] [PATCH v2] usb: Remove legacy -usbdevice option
Date: Tue, 9 Jan 2018 12:00:24 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2

On 09.01.2018 10:58, Paolo Bonzini wrote:
> On 08/01/2018 08:23, Thomas Huth wrote:
>>>> But instead of introducing a new "-braille" parameter, maybe we should
>>>> rather keep some of the convenience "-usbdevice" possibilities around?
>>>> E.g. keep "-usbdevice braille", "-usbdevice mouse", etc. but remove
>>>> things like "-usbdevice serial" and "-usbdevice host" where the code is
>>>> rather ugly and the user do not gain much in comparison to "-device" ?
>>> That would work too.  But I'm not sure why keep all the usbdevice
>>> infrastructure when we can do the same (at the price of a small cmdline
>>> incompatibility) with only 50 lines of code.
>> I'm just afraid that we will end up with more new parameters in the end
>> than just "-braille" - or do we feel confident enough that "-usbdevice
>> braille" is the only one that would need a sugared replacement?
> I agree that we should plan for suboptions, so it could be "-braille
> [serial|usb]" for now.

I'm rather afraid that someone else will also complain about the removal
of the other usbdevice options, so that we'll finally end up with new
-usbhost, -usbbt and -usbyounameit convenience options... in that case
it might be better to keep "-usbdevice" instead?


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