linux-kernel - Re: [PATCH v2 1/1] statmount: accept fd as a parameter

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Message-ID: <CAJfpegtW_qR2+5hKPoaQnPRPixFUnL3t8XpcByKxLRJvkroP5w@mail.gmail.com>
Date: Wed, 22 Oct 2025 18:32:58 +0200
From: Miklos Szeredi <miklos@...redi.hu>
To: Bhavik Sachdev <b.sachdev1904@...il.com>
Cc: Alexander Viro <viro@...iv.linux.org.uk>, Christian Brauner <brauner@...nel.org>, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Aleksa Sarai <cyphar@...har.com>, Pavel Tikhomirov <ptikhomirov@...tuozzo.com>, Jan Kara <jack@...e.cz>, 
	John Garry <john.g.garry@...cle.com>, Arnaldo Carvalho de Melo <acme@...hat.com>, 
	"Darrick J . Wong" <djwong@...nel.org>, Namhyung Kim <namhyung@...nel.org>, Ingo Molnar <mingo@...nel.org>, 
	Andrei Vagin <avagin@...il.com>, Alexander Mikhalitsyn <alexander@...alicyn.com>
Subject: Re: [PATCH v2 1/1] statmount: accept fd as a parameter

On Sat, 11 Oct 2025 at 14:48, Bhavik Sachdev <b.sachdev1904@...il.com> wrote:
>
> Extend `struct mnt_id_req` to take in a fd and introduce STATMOUNT_FD
> flag. When a valid fd is provided and STATMOUNT_FD is set, statmount
> will return mountinfo about the mount the fd is on.

What's wrong with statx + statmount?

Thanks,
Miklos