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SubjectRe: [0/6] kgdb light
On Sun, Feb 10, 2008 at 02:25:20PM +0100, Jan Kiszka wrote:
> Sam Ravnborg wrote:
> > ...
> > +extern int kgdb_may_fault;
> > I searched but I could not find any places this
> > variable were set to anuthing else than 0 neither where it was tested.
>
> This is a leftover from the old jmp-on-fault logic that was missed by
> this tree. I have a patch under test that kills this (and further 150
> LOC) from the core.
>
> >
> > diff --git a/lib/Kconfig.kgdb b/lib/Kconfig.kgdb
> > new file mode 100644
> > index 0000000..00263c0
> > --- /dev/null
> > +++ b/lib/Kconfig.kgdb
> > @@ -0,0 +1,37 @@
> > +
> > +menuconfig KGDB
> > + bool "KGDB: kernel debugging with remote gdb"
> > + select FRAME_POINTER
> > + depends on HAVE_ARCH_KGDB
> > + depends on DEBUG_KERNEL && EXPERIMENTAL
> > + help
> > + If you say Y here, it will be possible to remotely debug the
> > + kernel using gdb. Documentation of kernel debugger is available
> > + at http://kgdb.sourceforge.net as well as in DocBook form
> > + in Documentation/DocBook/. If unsure, say N.
> > +
> > +config HAVE_ARCH_KGDB_SHADOW_INFO
> > + bool
> > +
> >
> > Please add:
> > config HAVE_ARCH_KGDB
> > bool
> >
> > So we later in x86/Kconfig can do:
> > config X86
> > select HAVE_ARCH_KGDB
> >
> > And we can get rid of (from x86/Kconfig):
> > +config HAVE_ARCH_KGDB
> > + def_bool y
> >
> >
> > Back to Kconfig.kgdb:
> >
> > +config KGDBOC
> > + tristate "KGDB: use kgdb over the serial console"
> > + depends on KGDB
> >
> > Can we have a more descriptive name here.
> > For example:
> > config KGDB_SERIAL_CONSOLE
> > It is only used in one place so there is no
> > specific need for such a magic short name.
> >
>
> Is the patch below OK? I also added an "if KGB" to unbreak kgdb's
> kconfig menu again and included two minor cleanups I posted yesterday.

Looks OK - but I think Ingo already addressed this.

Sam


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