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 8115623371B; Mon, 10 Mar 2025 17:31:53 +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=1741627913; cv=none; b=PEF821ZlxGJlfKZpdVsWjWvuhNh1WYkz7B05epRbNy0o710WtJq6uNR4pu5j7V1XA1lbXt1I1YtFR0/lRH9R8WPpCvdVfLQf9BNIPDmbOsUrKhl0jOa+CAC2U1Wx9E08y/7/vmwevJmi+igIpgdq4IWlsH7yJBgicNmAQAbM+rQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741627913; c=relaxed/simple; bh=GjmrvjU5cjD/aKs3pK1G+b3H9Vbn/hSa0zCw9UYWpHM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Wq6vRNRI3u0WL5XdTmQVBRqxnACNJHC9YtHeb/hpjNbH0Hwt6v3w8ZP97m6idD1BI9SJ9t1hS18nzgiU8MkXvL62Sffl24Q6OjGpWPhVsvANknHzbjdXZtwA2hQnEIwrx905J5SYOAtp/ZcSzKDrDUKG4Waz7OyfU8XJe0Jv0JE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=yQwprG3G; 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="yQwprG3G" Received: by smtp.kernel.org (Postfix) with ESMTPSA id F3BBFC4CEE5; Mon, 10 Mar 2025 17:31:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1741627913; bh=GjmrvjU5cjD/aKs3pK1G+b3H9Vbn/hSa0zCw9UYWpHM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=yQwprG3GSF1qYCRXLQFq1bB1+RKKh4/AhegdLoXaUkt8whrIQ5mNAJHygoPzzHzox C3ZiLBxfLY8qTGjolrLk5YRg374jsP9bXjXVltuMSI3MCIEqb0fpLiOYJ2DIc47eGr iEhwrKqjOeSkdG3Hgtjd8KkBzwE4uUp4qbNLrvZQ= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, "Rob Herring (Arm)" Subject: [PATCH 6.6 023/145] Revert "of: reserved-memory: Fix using wrong number of cells to get property alignment" Date: Mon, 10 Mar 2025 18:05:17 +0100 Message-ID: <20250310170435.673994475@linuxfoundation.org> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250310170434.733307314@linuxfoundation.org> References: <20250310170434.733307314@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Rob Herring (Arm) commit 75f1f311d883dfaffb98be3c1da208d6ed5d4df9 upstream. This reverts commit 267b21d0bef8e67dbe6c591c9991444e58237ec9. Turns out some DTs do depend on this behavior. Specifically, a downstream Pixel 6 DT. Revert the change at least until we can decide if the DT spec can be changed instead. Cc: stable@vger.kernel.org Signed-off-by: Rob Herring (Arm) Signed-off-by: Greg Kroah-Hartman --- drivers/of/of_reserved_mem.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -156,12 +156,12 @@ static int __init __reserved_mem_alloc_s prop = of_get_flat_dt_prop(node, "alignment", &len); if (prop) { - if (len != dt_root_size_cells * sizeof(__be32)) { + if (len != dt_root_addr_cells * sizeof(__be32)) { pr_err("invalid alignment property in '%s' node.\n", uname); return -EINVAL; } - align = dt_mem_next_cell(dt_root_size_cells, &prop); + align = dt_mem_next_cell(dt_root_addr_cells, &prop); } nomap = of_get_flat_dt_prop(node, "no-map", NULL) != NULL;