From: Eric Blake <eblake@redhat.com>
To: "Gabriel L. Somlo" <gsomlo@gmail.com>, Laszlo Ersek <lersek@redhat.com>
Cc: matt.fleming@intel.com, mdroth@linux.vnet.ibm.com,
rjones@redhat.com, jordan.l.justen@intel.com,
"Gabriel L. Somlo" <somlo@cmu.edu>,
qemu-devel@nongnu.org, gleb@cloudius-systems.com,
kraxel@redhat.com, pbonzini@redhat.com
Subject: Re: [Qemu-devel] RFC: guest-side retrieval of fw_cfg file
Date: Mon, 13 Jul 2015 17:03:02 -0600 [thread overview]
Message-ID: <55A443A6.7040601@redhat.com> (raw)
In-Reply-To: <20150713200936.GK1606@HEDWIG.INI.CMU.EDU>
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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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next prev parent reply other threads:[~2015-07-13 23:03 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-13 20:09 [Qemu-devel] RFC: guest-side retrieval of fw_cfg file Gabriel L. Somlo
2015-07-13 23:03 ` Eric Blake [this message]
2015-07-14 17:00 ` Gabriel L. Somlo
2015-07-15 11:06 ` Matt Fleming
2015-07-15 11:15 ` Laszlo Ersek
2015-07-14 9:43 ` Richard W.M. Jones
2015-07-14 18:23 ` Gabriel L. Somlo
2015-07-14 18:31 ` Gabriel L. Somlo
2015-07-14 18:48 ` Richard W.M. Jones
2015-07-14 18:51 ` Richard W.M. Jones
2015-07-14 19:16 ` Peter Maydell
2015-07-14 19:24 ` Gabriel L. Somlo
2015-07-14 19:24 ` Gerd Hoffmann
2015-07-16 0:43 ` Gabriel L. Somlo
2015-07-16 19:27 ` Eric Blake
2015-07-16 20:42 ` Gabriel L. Somlo
2015-07-14 11:38 ` Laszlo Ersek
2015-07-15 12:00 ` Matt Fleming
2015-07-20 21:19 ` Gabriel L. Somlo
2015-07-20 22:07 ` Laszlo Ersek
2015-07-25 23:21 ` Gabriel L. Somlo
2015-07-26 9:37 ` Laszlo Ersek
2015-07-15 14:08 ` Michael S. Tsirkin
2015-07-15 16:01 ` Igor Mammedov
2015-07-15 16:24 ` Michael S. Tsirkin
2015-07-16 1:21 ` Gabriel L. Somlo
2015-07-16 6:57 ` Igor Mammedov
2015-07-16 7:30 ` Michael S. Tsirkin
2015-07-16 9:50 ` Igor Mammedov
2015-07-16 10:25 ` Michael S. Tsirkin
2015-07-16 11:15 ` Igor Mammedov
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