** Package changed: linux-meta-hwe (Ubuntu) => linux-hwe (Ubuntu)
** Package changed: linux-hwe (Ubuntu) => linux (Ubuntu)
** Changed in: linux (Ubuntu Yakkety)
Status: In Progress => Fix Committed
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https://bugs.launchpad.net/bugs/1691899
Title:
regression: the 4.8 hwe kernel does not create the
/sys/block/*/device/enclosure_device:* symlinks
Status in linux package in Ubuntu:
In Progress
Status in linux source package in Yakkety:
Fix Committed
Bug description:
the 4.8 kernel does not create
symlinks/sys/block/*/device/enclosure_device:*. this appears to have
been resolved in 4.9+
what you expected to happen:
with the ga 4.4 and hwe-edge 4.10 kernels the symlinks are created
% ls -l /sys/block/*/device/enclosure*
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdaa/device/enclosure_device:013 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/013/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdab/device/enclosure_device:015 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/015/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdac/device/enclosure_device:016 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/016/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdad/device/enclosure_device:017 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/017/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdaf/device/enclosure_device:019 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/019/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdag/device/enclosure_device:020 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/020/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdah/device/enclosure_device:021 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/021/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdai/device/enclosure_device:022 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/022/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdaj/device/enclosure_device:023 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/023/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdc/device/enclosure_device:000 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/000/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdd/device/enclosure_device:001 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/001/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sde/device/enclosure_device:002 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/002/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdf/device/enclosure_device:003 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/003/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdg/device/enclosure_device:004 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/004/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdh/device/enclosure_device:005 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/005/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdi/device/enclosure_device:006 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/006/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdj/device/enclosure_device:007 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/007/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdk/device/enclosure_device:008 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/008/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdl/device/enclosure_device:010 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/010/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdm/device/enclosure_device:011 ->
../../../../port-6:0:12/end_device-6:0:12/target6:0:11/6:0:11:0/enclosure/6:0:11:0/011/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdn/device/enclosure_device:000 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/000/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdo/device/enclosure_device:001 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/001/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdp/device/enclosure_device:002 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/002/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdq/device/enclosure_device:003 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/003/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdr/device/enclosure_device:004 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/004/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sds/device/enclosure_device:005 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/005/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdt/device/enclosure_device:006 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/006/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdu/device/enclosure_device:007 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/007/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdv/device/enclosure_device:008 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/008/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdw/device/enclosure_device:009 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/009/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdx/device/enclosure_device:010 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/010/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdy/device/enclosure_device:011 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/011/
lrwxrwxrwx 1 root root 0 May 18 17:57
/sys/block/sdz/device/enclosure_device:012 ->
../../../../port-6:1:24/end_device-6:1:24/target6:0:35/6:0:35:0/enclosure/6:0:35:0/012/
what happened instead:
with the 4.8 kernel nothing is found
ls -l /sys/block/*/device/enclosure*
zsh: no matches found: /sys/block/*/device/enclosure*
applying the one-line patch from https://patchwork.kernel.org/patch/9534299/
appears to resolve the problem.
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: linux-generic-hwe-16.04 4.8.0.51.22
ProcVersionSignature: Ubuntu 4.8.0-51.54~16.04.1-generic 4.8.17
Uname: Linux 4.8.0-51-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
Date: Thu May 18 17:40:24 2017
ProcEnviron:
TERM=rxvt-unicode-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/zsh
SourcePackage: linux-meta-hwe
UpgradeStatus: No upgrade log present (probably fresh install)
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