From: Greg KH <gregkh@linuxfoundation.org>
To: Ryosuke Yasuoka <ryasuoka@redhat.com>
Cc: arnd@arndb.de, ojeda@kernel.org, alex.gaynor@gmail.com,
boqun.feng@gmail.com, gary@garyguo.net, bjorn3_gh@protonmail.com,
lossin@kernel.org, a.hindborg@kernel.org, aliceryhl@google.com,
tmgross@umich.edu, dakr@kernel.org, lee@kernel.org,
rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH rust-next 1/2] rust: miscdevice: add llseek support
Date: Mon, 18 Aug 2025 16:17:40 +0200 [thread overview]
Message-ID: <2025081836-unbraided-justness-4b43@gregkh> (raw)
In-Reply-To: <20250818135846.133722-2-ryasuoka@redhat.com>
On Mon, Aug 18, 2025 at 10:58:38PM +0900, Ryosuke Yasuoka wrote:
> Add the ability to write a file_operations->llseek hook in Rust when
> using the miscdevice abstraction.
>
> Signed-off-by: Ryosuke Yasuoka <ryasuoka@redhat.com>
> ---
> rust/kernel/miscdevice.rs | 36 ++++++++++++++++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
What misc device driver needs any real llseek function? The ones I see
in the tree are only using generic_llseek or noop_llseek.
Do you have a specific misc driver that you want to write in rust that
needs this call?
thanks,
greg k-h
next prev parent reply other threads:[~2025-08-18 14:18 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-18 13:58 [PATCH rust-next 0/2] Add llseek support to miscdevice and samples Ryosuke Yasuoka
2025-08-18 13:58 ` [PATCH rust-next 1/2] rust: miscdevice: add llseek support Ryosuke Yasuoka
2025-08-18 14:17 ` Greg KH [this message]
2025-08-19 5:10 ` Ryosuke Yasuoka
2025-08-19 6:04 ` Greg KH
2025-08-19 14:12 ` Ryosuke Yasuoka
2025-08-21 14:48 ` Miguel Ojeda
2025-08-18 13:58 ` [PATCH rust-next 2/2] rust: samples: miscdevice: add lseek samples Ryosuke Yasuoka
2025-08-18 22:05 ` Benno Lossin
2025-08-19 5:18 ` Ryosuke Yasuoka
2025-08-18 14:18 ` [PATCH rust-next 0/2] Add llseek support to miscdevice and samples Greg KH
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