Re: [PATCH v2 0/2] API for exporting connectable file handles to userspace

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On Mon, 2024-10-07 at 17:26 +0200, Amir Goldstein wrote:
> On Wed, Sep 25, 2024 at 11:14 AM Christian Brauner <brauner@xxxxxxxxxx> wrote:
> > 
> > > open_by_handle_at(2) does not have AT_ flags argument, but also, I find
> > > it more useful API that encoding a connectable file handle can mandate
> > > the resolving of a connected fd, without having to opt-in for a
> > > connected fd independently.
> > 
> > This seems the best option to me too if this api is to be added.
> 
> Thanks.
> 
> Jeff, Chuck,
> 
> Any thoughts on this?
> 

Sorry for the delay. I think encoding the new flag into the fh itself
is a reasonable approach.

I'm less thrilled with using bitfields for this, just because I have a
general dislike of them, and they aren't implemented the same way on
all arches. Would it break ABI if we just turned the handle_type int
into two uint16_t's instead?
-- 
Jeff Layton <jlayton@xxxxxxxxxx>





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