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 8D6D82E7BA2; Fri, 11 Jul 2025 11:44:04 +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=1752234244; cv=none; b=uPbcKSB4g5Q2vtjfAPeKOgWaG2u0lEk9F1F3SvcgzOkbGTdKizozP0qNrHqWSeriv8t9w31qsnflq1GmXSjGCbSdEgty7NUGzt0rZk0pkdTiJLDL89H5xjgA5Rrp7SXHXnrbCJUTmngkVkT30cKs4AEg4myb+JRnLZ0jroDh9b0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752234244; c=relaxed/simple; bh=UIGqb28OhjGi0ShhnGEPp1GLyZDUYd5N5Zi5nYnQrJQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Vv3f6zKVGAjiITjbXRJmEUhAHOlZqDKSNeG+cbyGMBx/xH5XG9owXZ+bvHZgk40Rqwu45YKS9BukYZijeMGFoXWzL+B9WIjPCmFoKODF97u7Wl59KYY/G8J8ueILoGtijZDVnrsU7nxj8F0bo2pYC/2Ln7bqkUHyHQGipnhlQGM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=XsDD55Rt; 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="XsDD55Rt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6BAF9C4CEF4; Fri, 11 Jul 2025 11:44:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752234244; bh=UIGqb28OhjGi0ShhnGEPp1GLyZDUYd5N5Zi5nYnQrJQ=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=XsDD55RtcGpniNH/jdop4fKpcW+Of3DRyrCx3O+1eBU2BGFytR2gT21HVhd0QsCOz RRP7JIVwyixYMx+LJ3RhKj6cbvZsd/GRC0yndK0eQAkZ1uX4wxGCYxqLpIv8WddL/+ e6wgYqezXr41Vx4v/vQ1CNdW7du/GOvrHTOgsizAJDQs4dnpivVQoBe8EBCcY6H8jq eKsZo+H7DcDqXKDMt8xEVsGSxh8X35+Ymp1Y9N/sYs8qGNLf6yP2pV741NKux/XRNg 2ywNNnHPIznvxLwu/RhDsxxfqBP0HTVjdY3aIlQtwaAOdjlcrbGEt0e9xVNNr8tQHi 4cQ1h2xK3dxsA== From: Andreas Hindborg Date: Fri, 11 Jul 2025 13:43:11 +0200 Subject: [PATCH v3 10/16] rust: block: add block related constants Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250711-rnull-up-v6-16-v3-10-3a262b4e2921@kernel.org> References: <20250711-rnull-up-v6-16-v3-0-3a262b4e2921@kernel.org> In-Reply-To: <20250711-rnull-up-v6-16-v3-0-3a262b4e2921@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=961; i=a.hindborg@kernel.org; h=from:subject:message-id; bh=UIGqb28OhjGi0ShhnGEPp1GLyZDUYd5N5Zi5nYnQrJQ=; b=owEBbQKS/ZANAwAIAeG4Gj55KGN3AcsmYgBocPjTeBeWTnRhlbZskQwG+CAK8P3M4uHTzUQA6 V21L1v/JieJAjMEAAEIAB0WIQQSwflHVr98KhXWwBLhuBo+eShjdwUCaHD40wAKCRDhuBo+eShj dy1pD/4jn5DzyirTPZjA6UFtCeAC3oEyjUriqitwsoile9/Eez6NzTCbWWAq4KrX1zhbyKNFixh K4W679rqOpFLitXptkNZwQfVl45qnN7aBUwQk/rpx/8NEQ74HDAm2tY3Xg8GvjM4G2bxv1/Sozy YWw0t8L/SK8TLuPoWNTjSc+J1zGsSL3N0B4oACiMuZF2hgpNyHzvCqi2RbWyq/fOm7LJ+IwZYSO vurzdjPAP1jsN3o/2z487KMNM8gflvhxYueMQtvgtq7EyJps5OeuzlbUo6yxa/uqq/Z+HIVfFdo J/DOnKcXxzlbHVpkT8h+e7DzarVUcfFCCwv2F5YeOQ8AEEn9NQ8mFIqN99E3IzEPTxaNtokCOJB EM99d9FcqfavrC3c7fxgHL8C0e3ZKUa8mFS7jzluXjHsy5X62UXwFIcn3eSeSBRr3zErZSqCHtC A2c1ZgXw26BpjP2Efo6m9TnH+LaJyduTylecyHV0I3WghcX/jfhhEj2GxIAT+T+HRx6styFdPW4 98wiXaP+aGn/tOUbl/IwgxNJh2NY6gCoQzhEMRJSC+71T+lnX6UhSK4k1DIU1wLvKPKb4pDpsCn 2zz/ypS6R1aScsgaFVuaNsvyZX/RPqtHLGelkGH3lkr/40nEfg4MO2yEl00vNSlqPs0COPct6QH 7lsju5clVlzd4Tw== 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 150f710efe5b..7461adf4d7e0 100644 --- a/rust/kernel/block.rs +++ b/rust/kernel/block.rs @@ -3,3 +3,15 @@ //! Types for working with the block layer. pub mod mq; + +/// Bit mask for masking out [`SECTOR_SIZE`] +pub const SECTOR_MASK: u32 = bindings::SECTOR_MASK; + +/// Sectors are size `1 << SECTOR_SHIFT`. +pub const SECTOR_SHIFT: u32 = bindings::SECTOR_SHIFT; + +/// Size of a sector. +pub const SECTOR_SIZE: u32 = bindings::SECTOR_SIZE; + +/// Power of two difference in size of a page and size of a sector. +pub const PAGE_SECTORS_SHIFT: u32 = bindings::PAGE_SECTORS_SHIFT; -- 2.47.2