Re: [RFC] [PATCH] In-kernel gdbstub based on utrace Infrastructure.

[Peter Zijlstra]

On Mon, 2009-11-30 at 17:33 +0530, Srikar Dronamraju wrote:
> This patch implements an in-kernel gdb stub.
> It provides an interface between gdb and Linux Kernel by implementing
> the remote serial protocol.  This gdbstub uses utrace infrastructure.
> This patch provides register set access, signal mapping, process event
> handling, input/output operations.
> 
> /proc/<pid>/gdb was chosen as file for gdb to interact with the
> process through remote serial protocol. 
> 
> Hence users would have to use "target remote /proc/<pid>/gdb" command
> on gdb prompt to start using this infrastructure.
> 
> For Breakpointing support, gdbstub needs User space breakpointing
> layer and uprobes layer which will be posted later.

How does this compare to kgdb and related efforts?



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