From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 53C65303A0D; Wed, 15 Oct 2025 05:40:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760506815; cv=none; b=bRHzMDTTUMVeuoevV3Oi/OFOs0UsLB+AdtzLXbF+PeXapFBD/2n93sx30iW42hUa8uuSWscrxTGtcjtXq7M+CgY0QVV0G60qjJnXKH3OP1UsyrH6I5X0yDF0v5CAVeHIR0YeuGvOMICqKWDCD242iu3C7gHz6ty4LOrVui9p51U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760506815; c=relaxed/simple; bh=/Ui1aBa4w54NRXCNQAuBnmnjLTLChY/YiIJH0ydYAk0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=PodmFNQtgEhQWmjuPZAgdXkZAbPINJCpqNEuLNHb0ALx0vHwh9J8y1nbW8tPjmJTCPeiEpdPxsZUfWTNfarlsounade2uKYcegxXMq92u0hD/9olWCtjV5e3pgiZJ+nNIZAnDjx3l6tLD5cBXPf3wMsn4qScf1TmuWYhiYjkhGQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=zwJW2Y49; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="zwJW2Y49" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75125C4CEF8; Wed, 15 Oct 2025 05:40:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760506815; bh=/Ui1aBa4w54NRXCNQAuBnmnjLTLChY/YiIJH0ydYAk0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=zwJW2Y49coyg+4P8/Be9WxyuS3CR2/GJRi7AuAQhRjRaErziH5I6kEzlYCmROIKx+ NV0jFVJtnbLPHPxeeoNqZpdLwhZdaroXtcy7F2DnpiO/3Cs7/GmfZgIa8Gfs2ckF4S Gm7R61VPvFgzXHNB0SuhsjfhT8O7N4kK0IZyGTiA= Date: Wed, 15 Oct 2025 07:40:12 +0200 From: Greg KH To: Ryosuke Yasuoka 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, viro@zeniv.linux.org.uk, brauner@kernel.org, jack@suse.cz, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH rust-next v2 0/3] rust: miscdevice: add llseek support Message-ID: <2025101544-stopper-rifling-00e0@gregkh> References: <20251015040246.151141-1-ryasuoka@redhat.com> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251015040246.151141-1-ryasuoka@redhat.com> On Wed, Oct 15, 2025 at 01:02:40PM +0900, Ryosuke Yasuoka wrote: > Hi all, > > This patch series add support for the llseek file operation to misc > devices written in Rust. Cool, but what miscdevice driver needs llseek support? Do you have a real user for this that we can see as well? thanks, greg k-h