$ apt-cache --names-only search linux-backports-modules-alsa | cut -f 1 -d ' ' | xargs sudo apt-get remove --purge
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package linux-backports-modules-alsa-2.6.31-14-generic is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-14-generic-pae is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-16-generic is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-16-generic-pae is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-17-generic is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-17-generic-pae is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-15-generic is not installed, so not removed
Package linux-backports-modules-alsa-2.6.31-15-generic-pae is not installed, so not removed
Package linux-backports-modules-alsa-karmic-generic is not installed, so not removed
Package linux-backports-modules-alsa-karmic-generic-pae is not installed, so not removed
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
$ cat /proc/asound/version
Advanced Linux Sound Architecture Driver Version 1.0.22.1.
Compiled on Jan 15 2010 for kernel 2.6.31-17-generic (SMP).
Yes I did:
$ apt-cache --names-only search linux-backports -modules- alsa | cut -f 1 -d ' ' | xargs sudo apt-get remove --purge -modules- alsa-2. 6.31-14- generic is not installed, so not removed -modules- alsa-2. 6.31-14- generic- pae is not installed, so not removed -modules- alsa-2. 6.31-16- generic is not installed, so not removed -modules- alsa-2. 6.31-16- generic- pae is not installed, so not removed -modules- alsa-2. 6.31-17- generic is not installed, so not removed -modules- alsa-2. 6.31-17- generic- pae is not installed, so not removed -modules- alsa-2. 6.31-15- generic is not installed, so not removed -modules- alsa-2. 6.31-15- generic- pae is not installed, so not removed -modules- alsa-karmic- generic is not installed, so not removed -modules- alsa-karmic- generic- pae is not installed, so not removed
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
Package linux-backports
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
$ cat /proc/asound/ version
Advanced Linux Sound Architecture Driver Version 1.0.22.1.
Compiled on Jan 15 2010 for kernel 2.6.31-17-generic (SMP).
$ find /lib/modules/`uname -r`/updates 2.6.31- 17-generic/ updates 2.6.31- 17-generic/ updates/ dkms 2.6.31- 17-generic/ updates/ dkms/nvidia. ko 2.6.31- 17-generic/ updates/ dkms/mbp_ nvidia_ bl.ko 2.6.31- 17-generic/ updates/ dkms/wl. ko 2.6.31- 17-generic/ updates/ dkms/applesmc. ko 2.6.31- 17-generic/ updates/ dkms/bcm5974. ko
/lib/modules/
/lib/modules/
/lib/modules/
/lib/modules/
/lib/modules/
/lib/modules/
/lib/modules/
I'm pretty sure I followed all the instructions in comment #5.