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From: sashiko-bot@kernel.org
To: tze.yee.ng@altera.com
Cc: conor+dt@kernel.org, robh@kernel.org, devicetree@vger.kernel.org,
	krzk+dt@kernel.org
Subject: Re: [PATCH] arm64: dts: socfpga: use consistent QSPI boot partition label
Date: Thu, 14 May 2026 02:44:24 +0000	[thread overview]
Message-ID: <20260514024425.5E423C19425@smtp.kernel.org> (raw)
In-Reply-To: <eff34df0c67d39a26d20ec91eda8dd9e15f9f5cc.1778658884.git.tze.yee.ng@altera.com>

Thank you for your contribution! Sashiko AI review found 1 potential issue(s) to consider:
- [Critical] Renaming the MTD partition label breaks userspace ABI.
--

commit 4ade0c1cd1fb03537998130680736791486edcdb
Author: Tze Yee Ng <tze.yee.ng@altera.com>

arm64: dts: socfpga: use consistent QSPI boot partition label

This commit aligns the QSPI boot partition label across multiple SoCFPGA board
DTS files. It changes the label from u-boot to Boot and fpga data to match
the combined boot and FPGA image layout.

> diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex5_socdk.dts b/arch/arm64/boot/dts/intel/socfpga_agilex5_socdk.dts
> index 262bb3e8e5c72..5ce825dd6afb0 100644
> --- a/arch/arm64/boot/dts/intel/socfpga_agilex5_socdk.dts
> +++ b/arch/arm64/boot/dts/intel/socfpga_agilex5_socdk.dts
> @@ -86,7 +86,7 @@ partitions {
>  			#size-cells = <1>;
>  
>  			qspi_boot: partition@0 {
> -				label = "u-boot";
> +				label = "Boot and fpga data";

Does renaming this partition label break userspace ABI compatibility?

Device tree MTD partition labels are exposed to userspace through /proc/mtd
and sysfs, and are often used by utilities like mtd-utils or software update
scripts to locate partitions by name rather than relying on dynamic device
nodes.

The u-boot label has been present in this file since commit a63766f32d62c
(February 2025). Changing the label to Boot and fpga data might break existing
userspace systems that rely on the old name to perform firmware updates.

[ ... ]

-- 
Sashiko AI review · https://sashiko.dev/#/patchset/eff34df0c67d39a26d20ec91eda8dd9e15f9f5cc.1778658884.git.tze.yee.ng@altera.com?part=1

      reply	other threads:[~2026-05-14  2:44 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-13  8:05 [PATCH] arm64: dts: socfpga: use consistent QSPI boot partition label tze.yee.ng
2026-05-14  2:44 ` sashiko-bot [this message]

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