Re: [Qemu-devel] [PATCH] raw-posix: Deprecate host floppy passthrough

[Max Reitz]

On 2015-03-17 at 12:08, Markus Armbruster wrote:
> Forgot to mention:
>
> 1. For 2.3!
>
> 2. Testing without a physical floppy:
>
>      # > /dev/fd0
>      # chown armbru /dev/fd0
>
>      $ qemu-system-x86_64 -nodefaults -fda /dev/fd0
>      qemu-system-x86_64: -fda /dev/fd0: Host floppy pass-through is deprecated
>      Support for it will be removed in a future release.
>      WARNING: Image format was not specified for '/dev/fd0' and probing guessed 
> raw.
>               Automatically detecting the format is dangerous for raw images, 
> write operations on block 0 will be restricted.
>               Specify the 'raw' format explicitly to remove the restrictions.

Or just

$ qemu-img create -f qcow2 floppy.qcow2 1440K
$ qemu-system-x86_64 -fda host_floppy:floppy.qcow2
qemu-system-x86_64: -fda host_floppy:floppy.qcow2: Host floppy 
pass-through is deprecated
Support for it will be removed in a future release.

Max

>     The long lines are ugly, but not this patch's fault :)