[systemd-devel] Proposal: Add Drive Enclosure/Slot mapping to systemd
Lennart Poettering
lennart at poettering.net
Mon Mar 2 10:54:14 PST 2015
On Mon, 02.03.15 15:33, Cristian RodrÃguez (crrodriguez at opensuse.org) wrote:
> On Mon, Mar 2, 2015 at 12:48 PM, Jordan Hargrave <jharg93 at gmail.com> wrote:
> > It would be nice if systemd could discover and display enclosure/bay slot
> > mappings for drives in the system. The /dev/disk/by-path method doesn't
> > quite work, for SAS drives the ID can change on hotplug. The slot mapping
> > also doesn't handle PCIe SSD devices as they are bare block devices and
> > don't use SCSI midlayer. Proposing to add support for something like
> > /dev/disk/by-enclosure/encl-XXX-slot-YYY symlink for block devices.
>
> As far as I am aware, no new things dealing with storage naming rules
> will be added to udev/systemd, it has to go to whatever other
> project..(sg3_utils last time I checked)
Well, that's not precisely true. Yes, more exotic stuff like SCSI/SAS
should be maintained elsewhere, like in sg3_utils, but if something is
common enough, so that it used on a large percentage of systems (like
SATA), then we of course will support this in systemd/udev natively.
Lennart
--
Lennart Poettering, Red Hat
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