[Artful][Wyse 3040] System hang when trying to enable an offlined CPU core

Bug #1736393 reported by Jesse Sung on 2017-12-05
10
This bug affects 1 person
Affects Status Importance Assigned to Milestone
HWE Next
Undecided
Unassigned
linux (Ubuntu)
Undecided
Jesse Sung
Xenial
Undecided
Unassigned
linux-oem (Ubuntu)
Undecided
Unassigned
Xenial
Undecided
Unassigned

Bug Description

1. disable cpu[1-3] $ echo 0 > /sys/devices/system/cpu/cpu[1-3]/online
2. enable cpu[1-3] $ echo 1 > /sys/devices/system/cpu/cpu[1-3]/online

System will hang on step 2.

Jesse Sung (wenchien) on 2017-12-05
tags: added: carson originate-from-1703492
Timo Aaltonen (tjaalton) on 2017-12-14
Changed in linux-oem (Ubuntu):
status: New → Invalid
Changed in linux (Ubuntu Xenial):
status: New → Invalid
Changed in linux-oem (Ubuntu Xenial):
status: New → Fix Committed
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