Re: [RFC v2 0/2] dmapool: Mitigate device-controllable mem. corruption

From: Keith Busch
Date: Wed Nov 20 2024 - 13:52:07 EST


On Wed, Nov 20, 2024 at 01:29:19AM -0800, Christoph Hellwig wrote:
> On Tue, Nov 19, 2024 at 09:55:27PM +0100, Brian Johannesmeyer wrote:
> > **Performance**. I evaluated the patch set's performance by running the
> > `DMAPOOL_TEST` test with `DMAPOOL_DEBUG` enabled and with/without the
> > patches applied. Here is its output *without* the patches applied:

Could you rerun your tests without DMAPOOL_DEBUG enabled? That's the
more interesting kernel setup for performance comparisions.