cvs commit: src/sys/conf kern.post.mk
kris at obsecurity.org
Sun Sep 11 14:58:52 PDT 2005
On Sun, Sep 11, 2005 at 02:49:25PM -0700, Nate Lawson wrote:
> David O'Brien wrote:
> >On Sat, Sep 10, 2005 at 06:05:00PM -0700, Nate Lawson wrote:
> >>David E. O'Brien wrote:
> >>>obrien 2005-09-11 00:22:21 UTC
> >>>FreeBSD src repository
> >>>Modified files:
> >>> sys/conf kern.post.mk
> >>>For HEAD, install a kernel with debug information if DEBUG is a kernel
> >>>config option. It is too easy to loose the build directory and not have
> >>>symbols for kgdb to read.
> >>>Revision Changes Path
> >>>1.84 +4 -17 src/sys/conf/kern.post.mk
> >>I disagree with this change. We do not need to waste the space in /.
> >>If I'm running a debug kernel, it is based on the latest version of
> >>kernel.debug in my kernel compile dir and I know to find it there.
> >We do need this. The panic I posted yesterday happened in the 'make'
> >stage of the below sequence:
> > cd /sys/<arch>/conf
> > config FOO
> > cd ../compile/FOO
> > make clean
> > make
> >Note that the kernel.debug matching the running kernel was blown away at
> >this point.
> >I was going to just install kernel.sym instead of a kernel with symbols,
> >but kgdb's usage doesn't claim to support '-s' as the previous kgdb did.
> kernel.sym would be better since it wouldn't have the duplication that
> kernel and kernel.debug have. Alternately, we can make loader(8) skip
> symbol sections when booting and just install kernel.debug
It does skip symbol sections.
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