Document by_path root device hint

Support for this was added in https://review.opendev.org/500524 but
never documented.

Change-Id: Icc67ea11bd3dde08bfdc1e46d8c32d425f9ae4ac
This commit is contained in:
Zane Bitter 2020-10-15 14:51:04 -04:00
parent 7a8ee2d131
commit ab77c5b176

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@ -26,6 +26,8 @@ which disk it should pick for the deployment. The list of supported hints is:
rotational) when choosing which disk Ironic should deploy the image onto.
* hctl (STRING): the SCSI address (Host, Channel, Target and Lun),
e.g '1:0:0:0'
* by_path (STRING): the alternate device name corresponding to a particular
PCI or iSCSI path, e.g /dev/disk/by-path/pci-0000:00
* name (STRING): the device name, e.g /dev/md0