Re: [Qemu-devel] [PATCH 1/1] Support default interface types per QEMUMachine

[Igor Mitsyanko]

On 04/26/2012 09:24 PM, Peter Maydell wrote:
> On 26 April 2012 18:13, Igor Mitsyanko<address@hidden>  wrote:
> > As I understand, this patch only purpose is to remove necessity of
> > specifying "if=" option for "-drive" command line argument (and drive_add
> > HMP/QMP command), this way on a machine with SD card interface only you no
> > longer need to write "-drive file=./my.img,if=sd", you can just write
> > "-drive file=./my.img"
> I would rather have the user be specific about what kind of drive
> they are creating... The performance characteristics of IF_SD
> are sufficiently different from IDE/SCSI that I'd rather not have
> it get picked silently.
>
> -- PMM
Well, performance characteristics of IDE/SCSI do not really matter if 
there is no IDE/SCSI support
in machine model. In case if machine supports various interfaces, the 
fastest should be set as default,
I don't see anything in this patch that is a bad thing (not anything 
that is good either though).

--
Mitsyanko Igor
ASWG, Moscow R&D center, Samsung Electronics
email: address@hidden