Bug#670958: [regression 2.6.37 -> 2.6.38-rc6] HP ProBook 4515s: udev/power_supply battery oscilates between remove and add

[Jonathan Nieder <jrnieder@gmail.com>]

Adrian Fita wrote:

> I also made and checked a diff between 2.6.37-2 and
> 2.6.38~rc6-1~experimental.1 sources and it looks like there was some
> functionality added to the drivers/power section which doesn't seem to
> work right. I think this new functionality tries to add new messages to
> udev so that usermode clients distinguish between power cable connection
> and disconnection.

Which file has the change you are referring to?  "git shortlog
v2.6.37..v2.6.38-rc6" doesn't show me anything obvious fitting that
description.

[...]
> I'll check the latest kernel,

Excellent, thanks.

>                               but if the regression is still there,
> shouldn't we just ask the upstream, instead of looking for the needle in
> the haystack and revert the change?

Sure.  The point of bisecting is to find who to ask and to help them
start their investigation.  Enough time has passed that just reverting
the change probably would not work anyway. :)

If you have the git-doc package installed, then
file:///usr/share/doc/git/html/git-bisect-lk2009.html has an overview.

Jonathan