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SubjectRe: [PATCH v4] kdb: Simplify kdb commands registration
On Mon, 22 Feb 2021 at 19:17, Daniel Thompson
<daniel.thompson@linaro.org> wrote:
>
> On Mon, Feb 22, 2021 at 06:33:18PM +0530, Sumit Garg wrote:
> > On Mon, 22 Feb 2021 at 17:35, Daniel Thompson
> > <daniel.thompson@linaro.org> wrote:
> > >
> > > On Thu, Feb 18, 2021 at 05:39:58PM +0530, Sumit Garg wrote:
> > > > Simplify kdb commands registration via using linked list instead of
> > > > static array for commands storage.
> > > >
> > > > Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
> > > > ---
> > > >
> > > > Changes in v4:
> > > > - Fix kdb commands memory allocation issue prior to slab being available
> > > > with an array of statically allocated commands. Now it works fine with
> > > > kgdbwait.
> > >
> > > I'm not sure this is the right approach. It's still faking dynamic usage
> > > when none of the callers at this stage of the boot actually are dynamic.
> > >
> >
> > Okay, as an alternative I came across dbg_kmalloc()/dbg_kfree() as well but ...
>
> Last time I traced these functions I concluded that this heap can be
> removed if the symbol handling code is refactored a little.

Yeah, I also observed symbol handing code being the only user. So, I
will try to rework that code and see if we can get rid of this custom
heap.

> I'd be
> *seriously* reluctant to add any new callers... which I assume from your
> later comments you can live with ;-) .
>

Yes that's fine with me.

-Sumit

>
> Daniel.

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