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udev: don't exclude loop devices pointing outside of /var/lib/qubes

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Generally list loop devices in qvm-block, but exclude only those
pointing at files in /var/lib/qubes (VM disk images).

Fixes QubesOS/qubes-issues#3084
This commit is contained in:
Marek Marczykowski-Górecki 2017-09-12 04:22:25 +02:00
parent 02ced3a639
commit 5c84a0be92
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1 changed files with 2 additions and 1 deletions
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3
system-config/00-qubes-ignore-devices.rules
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@ -1,6 +1,7 @@
# do not edit this file, it will be overwritten on update
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="loop*|xvd*", ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}="1", ENV{UDEV_DISABLE_PERSISTENT_STORAGE_RULES_FLAG}="1"
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="loop*", ATTR{loop/backing_file}=="/var/lib/qubes/*", ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}="1", ENV{UDEV_DISABLE_PERSISTENT_STORAGE_RULES_FLAG}="1"
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="xvd*", ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}="1", ENV{UDEV_DISABLE_PERSISTENT_STORAGE_RULES_FLAG}="1"
# ENV{DM_NAME} not available yet
# Template VM disks
ACTION!="remove", SUBSYSTEM=="block", ATTR{dm/name}=="snapshot-*", ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}="1"