gdbstub initial code

[Tom Tromey]

>>>>> "Ananth" == Ananth N Mavinakayanahalli <ananth at in.ibm.com> writes:

Ananth> OTOH, the Tom Tromey alluded on lkml that if kernel provides
Ananth> infrastructure that allows for breakpoint assistance and 'displaced'
Ananth> stepping, with a suitable user interface, preferably a ptrace variant
Ananth> that is fd based, they'll migrate gdb to using the interface. (The bp
Ananth> assistance and displaced stepping can be provided with extensions to
Ananth> the current uprobes set under review).

Just to be clear, the interface doesn't matter to gdb.  We'll port gdb
to use any new interface that the kernel provides, assuming it provides
some benefit.

Tom