On 09/28/2015 07:30 AM, Laszlo Ersek wrote: >> >> +Small enough items may be provided directly as strings on the command >> +line, using the syntax: >> + >> + -fw_cfg [name=]<item_name>,content=<string> >> + > > Please consider spelling out that these blobs will NOT be NUL-terminated > when viewed on the guest. (It kinda follows from all the other fw_cfg > things, but once we leave host-side files for qemu command line strings, > it might become non-obvious to users.)
Or else GUARANTEE that it will be NUL-terminated (and the only way to get blobs that are not NUL terminated is to use files rather than content=). -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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