Re: [RFC] [PATCH 00/19] Non disruptive application core dumpinfrastructure using task_work_add()

From: Oleg Nesterov
Date: Mon Oct 07 2013 - 10:06:16 EST


On 10/07, Suzuki K. Poulose wrote:
>
> On 10/04/2013 07:14 PM, Andi Kleen wrote:
>
> > Couldn't they just use the new process_vm_readv() syscalls instead?
> > AFAIK those do not require ptrace.
> >
> We need the register set and hence would need a ptrace.

Or the task itself can dump its memory/registers/whatever in responce
to the request from dumper.

gencore_work() is only used to freeze the process, but it can do more?

Oleg.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/