Bug 194787

Summary:	fan doesn't work on HP Elitebook 2540p Laptop
Product:	ACPI	Reporter:	Vincent (vincent)
Component:	Power-Fan	Assignee:	Zhang Rui (rui.zhang)
Status:	CLOSED INSUFFICIENT_DATA
Severity:	normal	CC:	rui.zhang, vincent
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	4.10.1-041001-generic	Subsystem:
Regression:	No	Bisected commit-id:

Description Vincent 2017-03-04 18:05:55 UTC

The fan is running in the boot until it passes the relay to the linux kernel.
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1669864

from /proc/version:
Linux version 4.10.1-041001-generic (kernel@gomeisa) (gcc version
6.2.0 20161005 (Ubuntu 6.2.0-5ubuntu12) ) #201702260735 SMP Sun Feb 26
12:36:48 UTC 2017

Comment 1 Zhang Rui 2017-03-06 06:40:46 UTC

please attach the acpidump output, together with dmesg after boot.

Comment 2 Zhang Rui 2017-03-20 04:21:35 UTC

ping...

Comment 3 Zhang Rui 2017-06-17 07:51:26 UTC

Bug closed as there is no response from the bug reporter.
Please feel free to reopen it if the problem still exists in the latest upstream kernel and you can provide the information required.