svn commit: r270444 - in head/sys: kern sys

[Mateusz Guzik]

On Mon, Aug 25, 2014 at 10:23:19AM -0400, John Baldwin wrote:
> On Sunday, August 24, 2014 09:04:09 AM Mateusz Guzik wrote:
> > Author: mjg
> > Date: Sun Aug 24 09:04:09 2014
> > New Revision: 270444
> > URL: http://svnweb.freebsd.org/changeset/base/270444
> > 
> > Log:
> >   Fix getppid for traced processes.
> > 
> >   Traced processes always have the tracer set as the parent.
> >   Utilize proc_realparent to obtain the right process when needed.
> 
> Are you sure this won't break things?  I know of several applications that 
> expect a debugger to be the parent when attached and change behavior as a 
> result (e.g. inserting a breakpoint on an assertion failure rather than 
> generating a core).
> 

Well, this is what linux and solaris do.

I don't feel strongly about this change. If you really want I'm happy to
revert.

-- 
Mateusz Guzik <mjguzik gmail.com>