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 5C34985654 for ; Mon, 26 Aug 2024 07:31:07 +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=1724657468; cv=none; b=EG53IlDX+JC0uyiesFLojuSM5HgmNvjRNRvY7L6AcsjHfBgBBTwiSIVU1tZNig8Ayv59+aAemWjOXhKJ13JRA/CMggx67IO9CBNcA/RKbby2xH09dXd5jw4u1zZDNLWu5MDtyU/0wZdWRHQK7sWphGKui3SRs44rxrcgc6nUrUU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724657468; c=relaxed/simple; bh=tHgoOd4xmle0+rSzH6nKo9m6bRb6O44YfCjWJwI4afk=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=FoP9QVgV8t0CiKc431lNtsgkFqDsI/n8CuRrYmSkGvX6ajuTKjBZo7BvmsPlH0HaNTqzD9/nnbJ19i7mTXOPXuKEtxP4e/9DKYBetHBnqJyau2uPwdTi0BmzRJxCl8mBIQV9W2r6aair5stqjK2UWB7wlhYs1ut/+x8Xj1fVLXY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=moOhd8t/; 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="moOhd8t/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7CC2DC8CDC1; Mon, 26 Aug 2024 07:31:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724657467; bh=tHgoOd4xmle0+rSzH6nKo9m6bRb6O44YfCjWJwI4afk=; h=From:To:Subject:Date:From; b=moOhd8t/vvtxS45wqM/AoI9yHiga4z0xerJEpXYPjubQK1aclwJa6z3h55chHDYzd nP3hFnzstMovsTTzKkxRJtVRk0WLNr4I/JGB77jDKjFTSAuNrZVjl9xvyjvByoeCtB 9NJVg4gXChYdKyvkkV+bAPVxoNsw8wJaK+S08CHc1f6sLIiNuN8s0U4zcrjizQugHP +KzfmHWGWynW7Dn7sImaPNx2ja9quo2j3s26WJM59uNdz+wYc9HbumEYBsxeD7ziK1 hDQeqJjTDy7HuP2BaSjM8/s6LBZHjweHd5WtOQfs9TJ6cB5gpOQkJhABDIcFyQTyMw 8G8ok5Q0KOSag== From: Damien Le Moal To: linux-ide@vger.kernel.org, Niklas Cassel Subject: [PATCH 0/7] Code cleanup and CDL memory usage reduction Date: Mon, 26 Aug 2024 16:30:59 +0900 Message-ID: <20240826073106.56918-1-dlemoal@kernel.org> X-Mailer: git-send-email 2.46.0 Precedence: bulk X-Mailing-List: linux-ide@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This patch series starts by moving code that is SATA specific from libata-core.c to libata-sata.c, without any functional change. The benefit is a smaller ata code for hosts that do not support SATA. This is done in patch 1 to 4. The second part of the series (patch 5 to 7) cleanup the CDL support code by moving device resources from struct ata_port to struct ata_dev and reduce the size of struct ata_dev by allocating buffers needed for CDL only for drives that actually support this feature. Damien Le Moal (7): ata: libata: Fix ata_tdev_free() kdoc comment ata: libata: Improve __ata_qc_complete() ata: libata: Move sata_down_spd_limit() to libata-sata.c ata: libata: Move sata_std_hardreset() definition to libata-sata.c ata: libata: Rename ata_eh_read_sense_success_ncq_log() ata: libata: Move ncq_sense_buf to struct ata_device ata: libata: Improve CDL resource management drivers/ata/libata-core.c | 189 +++++++-------------------------- drivers/ata/libata-eh.c | 6 +- drivers/ata/libata-sata.c | 125 +++++++++++++++++++++- drivers/ata/libata-scsi.c | 2 +- drivers/ata/libata-transport.c | 11 +- drivers/ata/libata.h | 23 +++- include/linux/libata.h | 34 ++++-- 7 files changed, 217 insertions(+), 173 deletions(-) -- 2.46.0