no symbol tabel in upgrade kernel

[hong zhang]

Greg,

Yes, after CONFIG_DENUG_INFO=y, then symbol error is gone.


---enry


--- On Mon, 4/13/09, Greg KH <greg at kroah.com> wrote:

> From: Greg KH <greg at kroah.com>
> Subject: Re: no symbol tabel in upgrade kernel
> To: "hong zhang" <henryzhang62 at yahoo.com>
> Cc: devel at linuxdriverproject.org
> Date: Monday, April 13, 2009, 11:25 AM
> On Sun, Apr 12, 2009 at 02:03:00PM -0700, hong zhang wrote:
> > 
> > List,
> > 
> > When oops comes up, I can trace offending code line
> using
> > 
> > 1. gdb *.ko
> > 2. list *offending_address
> > 
> > 
> > to get an offending code line in commercial
> distribution.
> > But if I download newer kernel and do
> > 
> > 1.make
> > 2.make modules_install
> > 3. make install
> > 
> > There is no symbol table compalin when I do "list
> *offending_address".
> > 
> > I could not figure out why.
> 
> Did you enable the debugging symbols in your kernel build
> that you built
> yourself?  If not, that's probably why :)
> 
> thanks,
> 
> greg k-h