Re: CVS commit: src

[Maxime Villard <max%m00nbsd.net@localhost>]

Le 11/12/2018 à 13:42, Nick Hudson a écrit :
> On 02/12/2018 21:00, Maxime Villard wrote:
> > Module Name:    src
> > Committed By:    maxv
> > Date:        Sun Dec  2 21:00:13 UTC 2018
> >
> > Modified Files:
> >     src/share/mk: bsd.sys.mk
> >     src/sys/arch/amd64/conf: GENERIC
> >     src/sys/arch/amd64/include: param.h
> >     src/sys/conf: files ssp.mk
> >     src/sys/kern: files.kern subr_pool.c sys_syscall.c
> >     src/sys/sys: systm.h
> >     src/sys/uvm: uvm_km.c
> > Added Files:
> >     src/sys/arch/amd64/include: kleak.h
> >     src/sys/kern: subr_kleak.c
> >     src/usr.sbin/kleak: Makefile kleak.c
> >
> > Log Message:
> > Introduce KLEAK, a new feature that can detect kernel information leaks.
>
> Nice.
>
> > (just a matter of having the address of .text, and a stack
> > unwinder).
>
> Not sure why we need an unwinder for each of ddb, KASAN and KLEAK. Can't we have
> one?

We could. This would mean having a callback to handle each frame.