Re: [PATCH 0/2] dm mpath: Interface for explicit probing of active paths

[Christoph Hellwig]

On Thu, May 15, 2025 at 05:00:41PM +0200, Martin Wilck wrote:
> I didn't mean it this way. I was rather musing about the question
> whether doing SG_IO on multipath devices by forwarding them to the
> current path makes sense.

It doesn't, and that's the core of the problem.  Someone back in the
day though just forwarding SG_IO would solve whatever thing they had
to do back then and which didn't have a proper kernel abstraction,
and it keeps adding problems.