upgrade my x1 carbon 3rd to 15.04 and all problems are gone. for those who
can upgrade easily (not need to backup or config a lot), maybe this is a
good choice.

On Sun, May 3, 2015 at 8:07 PM, Luke Darnell <email address hidden> wrote:

> Hello Ubuntu people??
> Is anyone listening???
>
> 14.04 is currently a pile of crap on broadwell laptops.
> Is anyone looking?
> Or is LTS just lip service?
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1432194
>
> Title:
>   Graphics unstable on Ubuntu 14.04 and 14.10 using Intel HD Graphics
>   5500
>
> Status in The Linux Kernel:
>   New
> Status in X.org xf86-video-intel:
>   Confirmed
> Status in Ubuntu:
>   Confirmed
>
> Bug description:
>   Trying to achieve: Get a more stable graphics environment up and
>   running
>
>   Steps to take:  basic ubtuntu 14.04 install.  Boot up and run for a
>   few minutes and then ...
>
>   What happens: After running for a few minutes the graphics gets
>   flacky.
>
>   What should happen:  Graphics should not get flaky.
>
>   I have just installed ubuntu 14.04 on my new thinkpad t450s.
>   Everything basically works, but something is very flaky about my
>   keyboard or display or both.  After running for awhile some apps
>   (E.g., thunderbird and sometimes emacs for example) will display
>   garbage.  If I refresh by moving the screen around or changing
>   buffers/tabs/etc. they can often recover.
>
>   I see that there is an [Intel(R) Graphics Installer for Linux*
>   1.0.7](https://01.org/linuxgraphics/downloads/2014/intelr-graphics-
>   installer-linux-1.0.7). I am leery about just loading this and running
>   it.  Any suggestions about how I should proceed?
>
>       $ sudo lshw -c video
>         *-display
>              description: VGA compatible controller
>              product: Broadwell-U Integrated Graphics
>              vendor: Intel Corporation
>              physical id: 2
>              bus info: pci@0000:00:02.0
>              version: 09
>              width: 64 bits
>              clock: 33MHz
>              capabilities: msi pm vga_controller bus_master cap_list rom
>              configuration: driver=i915 latency=0
>              resources: irq:63 memory:e0000000-e0ffffff
> memory:d0000000-dfffffff ioport:3000(size=64)
>       $ modinfo i915 | head
>       filename:
>  /lib/modules/3.16.0-31-generic/kernel/drivers/gpu/drm/i915/i915.ko
>       license:        GPL and additional rights
>       description:    Intel Graphics
>       author:         Tungsten Graphics, Inc.
>       srcversion:     9929027A8A6F05972AD6986
>       alias:          pci:v00008086d000022B3sv*sd*bc03sc*i*
>       alias:          pci:v00008086d000022B2sv*sd*bc03sc*i*
>       alias:          pci:v00008086d000022B1sv*sd*bc03sc*i*
>       alias:          pci:v00008086d000022B0sv*sd*bc03sc*i*
>       alias:          pci:v00008086d0000162Dsv*sd*bc03sc*i*
>       $ uname -a
>       Linux mypad 3.16.0-31-generic #43~14.04.1-Ubuntu SMP Tue Mar 10
> 20:13:38 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
>
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