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# do not edit this file, it will be overwritten on update
# enable in-kernel media-presence polling
ACTION=="add", SUBSYSTEM=="module", KERNEL=="block", ATTR{parameters/events_dfl_poll_msecs}=="0", \
ATTR{parameters/events_dfl_poll_msecs}="2000"
# forward scsi device event to corresponding block device
ACTION=="change", SUBSYSTEM=="scsi", ENV{DEVTYPE}=="scsi_device", TEST=="block", ATTR{block/*/uevent}="change"
# watch metadata changes, caused by tools closing the device node which was opened for writing
ACTION!="remove", SUBSYSTEM=="block", \
KERNEL=="loop*|mmcblk*[0-9]|msblk*[0-9]|mspblk*[0-9]|nvme*|sd*|vd*|xvd*|bcache*|cciss*|dasd*|ubd*|ubi*|scm*|pmem*|nbd*|zd*|rbd*|zram*|ublkb*", \
OPTIONS+="watch"
# Reset access rights to each loopback device once it gets detached.
ACTION=="change", SUBSYSTEM=="block", KERNEL=="loop*", ENV{DISK_MEDIA_CHANGE}=="1", TEST!="loop/backing_file", GROUP="disk", MODE="660"
# Provide a somewhat cleaned up field indicating the subsystem various
# 'virtual' block devices belong to, in order to avoid replicating name based
# pattern matching in every consumer
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="dm-*", ENV{ID_BLOCK_SUBSYSTEM}="dm"
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="loop*", ENV{ID_BLOCK_SUBSYSTEM}="loop"
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="md*", ENV{ID_BLOCK_SUBSYSTEM}="md"
ACTION!="remove", SUBSYSTEM=="block", KERNEL=="zram*", ENV{ID_BLOCK_SUBSYSTEM}="zram"
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