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Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file |
Date: |
Mon, 13 Jul 2015 17:03:02 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.0.1 |
On 07/13/2015 02:09 PM, Gabriel L. Somlo wrote:
> 2. File names are listed in /sys/fs/fw_cfg/... with slashes replaced
> exclamation marks, e.g.:
Instead of inventing yet another escaping mechanism, can you mimic an
already existing convention such as systemd's escaping?
http://www.freedesktop.org/software/systemd/man/systemd-escape.html
>
> # ls /sys/firmware/fw_cfg/
> bootorder etc!e820 etc!table-loader
> etc!acpi!rsdp etc!smbios!smbios-anchor genroms!kvmvapic.bin
> etc!acpi!tables etc!smbios!smbios-tables
> etc!boot-fail-wait etc!system-states
would name these files along the lines of 'etc-e820' and
'etc-boot\x2dfail\x2dwait', and the end user can then use systemd to
unescape the names.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Gabriel L. Somlo, 2015/07/13
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file,
Eric Blake <=
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Richard W.M. Jones, 2015/07/14
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Gabriel L. Somlo, 2015/07/14
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Gabriel L. Somlo, 2015/07/14
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Richard W.M. Jones, 2015/07/14
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Richard W.M. Jones, 2015/07/14
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Peter Maydell, 2015/07/14
- Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file, Gabriel L. Somlo, 2015/07/14