Kernel 'bisection'

Liam Proven lproven at gmail.com
Sat Feb 14 12:57:28 UTC 2015


On 14 February 2015 at 02:59, Chris <cpollock at embarqmail.com> wrote:
> Who can give me some pointers on doing a kernel bisection on either
> 3.13.0-35 or -36 kernels? Ever since one of those two were installed,
> I'm on -45 now, my system will lockup (black screen, cursor moves, but
> CTRL-ALT-F1 will not take me to a terminal log-in. This is the error I
> see - Feb 13 19:05:22 localhost kernel: [807775.808019]
> [drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... render
> ring idle. I've reported this last year on Launchpad as bug -
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1402331 I've jumped
> through all the hoops that have been suggested there except doing a
> kernel bisection which seems to have me confused. I'm really getting a
> bit tired of these continued 'lockups'.


I have to ask. WTF is a "kernel bisection"?

You want to... cut your kernel in half? Is this some kind of Solomonic
judgement? Because, you know, like half a baby doesn't work, half a
kernel won't, either.

-- 
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