From nobody Tue Oct 7 16:28:28 2025 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 673D9248871; Tue, 8 Jul 2025 19:45:54 +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=1752003954; cv=none; b=oTpb7Mh5Sq24Oh5bCIHYhcPHICV9NJIoqhzxGAT8CU4HcIO+h3UUcKTgTqvxmHj/KFmrkU2FackjTKkvno898oHJTmqOgA3cMda8Q17mmRoOJgWGj+ECEiQyPmIjNO4DDFOUeGDThksDph8ChL35JcWA3/XAiewRewbOIHONAOE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752003954; c=relaxed/simple; bh=RO+tyqWrHCbnzP2crbU2WSIANTt1IoquzI2eUdQ4Jgs=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=bHU1fvGPbvTgm2MNSR3oqo/44iQgBqip/r5ZLLjEbnrU9EXJw4fl1m0P7te5s2QqaurwQbb2yscopjAz76r1TjzCKJvL6DqSrPukEIxhYDtl2JQz+LSjJXvJsG0KrljJFfSN5GfDZrUe9UXTFvm/fPqxF9uBgdeGTKN5f7SsbKc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DTmIp99g; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="DTmIp99g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56682C4CEF0; Tue, 8 Jul 2025 19:45:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752003954; bh=RO+tyqWrHCbnzP2crbU2WSIANTt1IoquzI2eUdQ4Jgs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=DTmIp99gTpVr5Jmw3A0m1aU4I6v3Pdo7AOA1XhgzGwkd+3fmMH6Buf70sun8PovGd 7Vay58Nra6QDFkzv7nuLj0WcO8okpLBYP7BuG5pnGXu2QRupWpc7NvX5J6rxwea0oW f15C1+2bA9S1fYf1026410nNYAZaLXrMfshxDSb5A+hpaer6PHVOF/i27jOXT+zy2y y2h4XIHOcoNgVnR2KpazGnEhbIEEz1rrmLCPBkzrDfoZ9TcNbu6UVROAwRF+SUgPzZ 6mDr2qZRBe0C5Fih2zBrKvZ3COXo9rPC5WnyM0qR1wABWTBiERH1B0kV+o4F679Vd2 qNeK0GRSJbF4w== From: Andreas Hindborg Date: Tue, 08 Jul 2025 21:45:03 +0200 Subject: [PATCH v2 08/14] rust: block: add block related constants Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250708-rnull-up-v6-16-v2-8-ab93c0ff429b@kernel.org> References: <20250708-rnull-up-v6-16-v2-0-ab93c0ff429b@kernel.org> In-Reply-To: <20250708-rnull-up-v6-16-v2-0-ab93c0ff429b@kernel.org> To: Boqun Feng , Miguel Ojeda , Alex Gaynor , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Alice Ryhl , Trevor Gross , Danilo Krummrich , Jens Axboe Cc: linux-block@vger.kernel.org, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, Andreas Hindborg X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=963; i=a.hindborg@kernel.org; h=from:subject:message-id; bh=RO+tyqWrHCbnzP2crbU2WSIANTt1IoquzI2eUdQ4Jgs=; b=owEBbQKS/ZANAwAIAeG4Gj55KGN3AcsmYgBobXVH+GZmiXeE7Y47innOMVFwgcZO1TcQ4uQ6Y NkEoJ3KD2aJAjMEAAEIAB0WIQQSwflHVr98KhXWwBLhuBo+eShjdwUCaG11RwAKCRDhuBo+eShj d4eGEACunnqesWrxZ0yRDuKSHCfSG7jn9oz45l2C2TjKpg+R9osmock0kBfUwAXlmFRu9eg/tF1 lZHv95o6PEouK/Yp8FaohtxnrM1r4uNsHcLbBo3tQ87ItTCT/vPmFbMwiK11Yr1Gw6YYsKLEYe3 YKPilfB7jHN4gRfVqphThGPVJU+TQnnQQA0zHKlxFyXdlWDnVhqdW9e7rY7rFhYU7mmLuUPJ7xJ FhJuKXhAyMTqVW3NjbUeXeqgqwQH29AHAjQvfFTSbIut7hiR81J6cVGZR7xmUCmV3WKoExSKBoI lKsHog4QNUesnMe/PNaek/wnsurTEdfVWu+1DRys6mT0dBPBfPXDUiO6nre0nFIj3tMhz2yprTK LB3Pq6kk/+zb7RtOTufb9bW6p0yrtdbYREsJWXFSyQDH9+pNM8BpZMKoEI/znQTd+6rvKzoIikR O3LvpElBlnSNCPbGMLNEY5vGKpAhXZOexgWe1oNB7iNsKi4gHs51LSq3tKnlpuIFoiDfUCWSWvw uOABhPHgLYcTNm9liUbQP1nTpqBEoXDfKFGAhZtTVVNnF9d8MyGV734hXmqTIravYAgm8S8b5Ij 9J2mfSKiLS5UmMBF1CJLQFTPYxcUViEKelabjdQhI2xQuPd9SvtoIw6W+dS+0XVTbeLSskdi+Nf JZv7rwkCJjYQBWA== X-Developer-Key: i=a.hindborg@kernel.org; a=openpgp; fpr=3108C10F46872E248D1FB221376EB100563EF7A7 Add a few block subsystem constants to the rust `kernel::block` name space. This makes it easier to access the constants from rust code. Signed-off-by: Andreas Hindborg --- rust/kernel/block.rs | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/rust/kernel/block.rs b/rust/kernel/block.rs index 150f710efe5b4..7461adf4d7e06 100644 --- a/rust/kernel/block.rs +++ b/rust/kernel/block.rs @@ -3,3 +3,15 @@ //! Types for working with the block layer. =20 pub mod mq; + +/// Bit mask for masking out [`SECTOR_SIZE`] +pub const SECTOR_MASK: u32 =3D bindings::SECTOR_MASK; + +/// Sectors are size `1 << SECTOR_SHIFT`. +pub const SECTOR_SHIFT: u32 =3D bindings::SECTOR_SHIFT; + +/// Size of a sector. +pub const SECTOR_SIZE: u32 =3D bindings::SECTOR_SIZE; + +/// Power of two difference in size of a page and size of a sector. +pub const PAGE_SECTORS_SHIFT: u32 =3D bindings::PAGE_SECTORS_SHIFT; --=20 2.47.2