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 A034D2EC56D; Fri, 19 Dec 2025 19:32:20 +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=1766172740; cv=none; b=LcIrszC09Xn9DoPw7+oiEfpzR3/4I23BTzEUcrWWzL7uxkCidZVa3x3juPvCIcN8T3LtVxHV9fYSpLU4LhIPUVQg2ot2rpptDWr5Q8smKp7mhYGg4wQ9NxpPZDcjcc6MdEvRKGMpjXTUYjo+IZdmlaC2fvBO81U5ipVwmtf339E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766172740; c=relaxed/simple; bh=zJ40im4Qzb2zGQ9EF4CcxcPago7I5cYx1L9t40i2lDA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=h3/RGVNhy+h6cG4aIseUq0sBlpLTVRZEkrzInpO+8YdM23LfU5/HKBfxi/Enerqt5yw8ObaEi2yBkR7SnyerUBP8HGwnbmmxsGy/J7KSSbZhO3BZcuqhy0YDmkQtdDPKvsEosgtyLGcJoi5MUau2kg746wQasxDI7wseWOxj/FU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=UCOXNX6g; 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="UCOXNX6g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB7D3C4CEF1; Fri, 19 Dec 2025 19:32:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766172740; bh=zJ40im4Qzb2zGQ9EF4CcxcPago7I5cYx1L9t40i2lDA=; h=From:To:Cc:Subject:Date:From; b=UCOXNX6gh/VWf7s9acpoWNRICxqALvP24hEKXBXDXYHKPey9frJfCPmmZhQrPpZP3 j4qNuCvNmtjihofI+HOSVZ4yMcT86600vHIslQtwIi6xyYqHQiI/0ZnwoCwaCXMOVr Qbex3VDqGp71K4D7hfxdERRlFyzRA9ME7IVhsljeauoMcA8Bl/3se6ulIjNvnPYdbY h72BPsbKi99l0G2oDR2iTEbPJtwMrFqILPA7lbVlwHllXUf5stUa+PW3rYsjVeG6xo d489LtCmaf/D7pWji0u20dlr1Oc0LYCQ5EpkWVgV7yITntx1kzzK5dNwiM5oiHB8VV bv4Tj5XTeucFg== From: Eric Biggers To: dm-devel@lists.linux.dev, Alasdair Kergon , Mike Snitzer , Mikulas Patocka , Benjamin Marzinski Cc: Sami Tolvanen , Eran Messeri , linux-kernel@vger.kernel.org, Eric Biggers Subject: [PATCH v2 0/7] dm-verity: FEC optimizations and fixes Date: Fri, 19 Dec 2025 11:29:02 -0800 Message-ID: <20251219192909.385494-1-ebiggers@kernel.org> X-Mailer: git-send-email 2.52.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Various optimizations and fixes for dm-verity's forward error correction. Targeting linux-dm/for-next and based on v6.19-rc1. Changed in v2: - Removed DM_VERITY_FEC_BUF_PREALLOC - Made __verity_fec_finish_io() set ->fec_io to NULL. (Might as well.) - Added Sami's Reviewed-by Eric Biggers (7): dm-verity: move dm_verity_fec_io to mempool dm-verity: make dm_verity_fec_io::bufs variable-length dm-verity: remove unnecessary condition for verity_fec_finish_io() dm-verity: remove unnecessary ifdef around verity_fec_decode() dm-verity: make verity_fec_is_enabled() an inline function dm-verity: correctly handle dm_bufio_client_create() failure dm-verity: allow REED_SOLOMON to be 'm' if DM_VERITY is 'm' drivers/md/Kconfig | 4 +- drivers/md/dm-verity-fec.c | 134 ++++++++++++++-------------------- drivers/md/dm-verity-fec.h | 35 ++++++--- drivers/md/dm-verity-target.c | 5 +- drivers/md/dm-verity.h | 4 + 5 files changed, 86 insertions(+), 96 deletions(-) base-commit: 8f0b4cce4481fb22653697cced8d0d04027cb1e8 -- 2.52.0