qubes-core-admin-linux/system-config/00-qubes-ignore-devices.rules
Marek Marczykowski-Górecki 4449d51d98 udev: prevent race with kpartx -d
udevd calls (internal) blkid, which opens the device, so kpartx -d
cannot remove it.
2015-02-01 04:05:05 +01:00

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# do not edit this file, it will be overwritten on update
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="loop*", ENV{DM_UDEV_DISABLE_DISK_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"
ACTION!="remove", SUBSYSTEM=="block", ATTR{dm/name}=="origin-*", ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}="1"
# kpartx used for creating empty volatile.img, udevd tries to access the device
# and prevent kpartx from removing them
ACTION!="remove", SUBSYSTEM=="block", ATTR{dm/name}=="loop*p*", ENV{DM_UDEV_DISABLE_DISK_RULES_FLAG}="1"