[dpdk-dev] [PATCH v3 3/6] eal: support libunwind based backtrace

[Stephen Hemminger]

On Fri, 28 Jan 2022 19:57:40 +0530
Jerin Jacob <jerinjacobk at gmail.com> wrote:

> On Fri, Jan 28, 2022 at 2:11 PM Thomas Monjalon <thomas at monjalon.net> wrote:
> >
> > 28/01/2022 05:33, Jerin Jacob:  
> > > On Fri, Jan 28, 2022 at 2:18 AM Stephen Hemminger
> > > <stephen at networkplumber.org> wrote:  
> > > >
> > > > On Mon, 6 Sep 2021 09:47:29 +0530
> > > > <jerinj at marvell.com> wrote:
> > > >  
> > > > > From: Jerin Jacob <jerinj at marvell.com>
> > > > >
> > > > > adding optional libwind library dependency to DPDK for
> > > > > enhanced backtrace based on ucontext.
> > > > >
> > > > > Signed-off-by: Jerin Jacob <jerinj at marvell.com>  
> > > >
> > > >
> > > > Was looking for better backtrace and noticed that there is libbacktrace
> > > > on github (BSD licensed). It provides more information like file and line number.
> > > > Maybe DPDK should integrate it?  
> > >
> > > TB already decided to NOT pursue that path.  
> >
> > I don't remember why.  
> 
> Feature overlap with systemd features.
> 
> > Was it because of adding a dependency in makefile build system?
> > Adding optional dependencies is easier now with Meson.  
> 
> 
> 
> >
> >  

Okay, thanks. I may look at the current signal unsafety bug of
the current code.