why I can not use the 3.2 kernel

[Colin Law]

On 16 November 2012 02:14, Chen Liang <slimhigh at gmail.com> wrote:
> Hello, Every one.
>
> I find I can't use the new kernel on my Ubuntu 12.04. The kernels I have
> installed :
>
> slim at lab:~$ dpkg --get-selections | grep linux
> libselinux1 install
> libselinux1:i386 install
> linux-firmware install
> linux-generic install
> linux-headers-3.2.0-31 install
> linux-headers-3.2.0-31-generic install
> linux-headers-3.2.0-33 install
> linux-headers-3.2.0-33-generic install
> linux-headers-generic install
> linux-image-3.0.0-12-generic deinstall
> linux-image-3.0.0-17-generic deinstall
> linux-image-3.0.0-19-generic deinstall
> linux-image-3.0.0-20-generic install
> linux-image-3.0.0-22-generic deinstall
> linux-image-3.0.0-26-generic deinstall
> linux-image-3.2.0-31-generic install
> linux-image-3.2.0-33-generic install
>
> My computer is running for several days, and every time the update-manager
> updated my computer, I didn't restart my computer. Today, I found that I had
> installed the 3.2 kernel, but when I restart the computer, the grub menu
> didn't show that I had a 3.2 kernel to select. So I can not use the 3.2
> kernel. The uname result is:
>
> slim at lab:~$ uname -a
> Linux lab 3.0.0-20-generic #34-Ubuntu SMP Tue May 1 17:24:39 UTC 2012 x86_64
> x86_64 x86_64 GNU/Linux

Does running, in a terminal
sudo update-grub
fix it.  If not what is the output of that command?

Colin

>
> --
> Best Regards!
>
> Chen Liang
> Beijing Institute of Technology
>
> 此致 敬礼！
>
> 陈亮
> 北京理工大学
>
>
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