RE: [RESEND RFC PATCH 4/5] mm/remote_mapping: use a pidfd to access memory belonging to unrelated process

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> From: Christian Brauner <christian.brauner@xxxxxxxxxx>
> 
> Reading this, it really doesn't feel like a clean API. I think it would be great if
> you could investigate whether you can get a more flexible and cleaner design
> on top of memfds as suggested elsewhere in the thread.

The API may be dirty, and that can be fixed. Any suggestion is appreciated.
But the implementation underneath has a whole other purpose than just sharing 
memory.

Doing a design on top of memfd will surely make some people happy.
Don't know what to say about replacing the QEMU allocator though.

Mircea




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