From: Djordje Todorovic <Djordje.Todorovic@htecgroup.com>
Date: Tue, 18 Nov 2025 08:58:11 +0000 (+0000)
Subject: scripts/checkpatch: Check DEVICE_NATIVE_ENDIAN
X-Git-Tag: v10.2.0-rc1~4^2~3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f6816bf9adeac77db3cc7832f0d27a6482acf6e9;p=thirdparty%2Fqemu.git

scripts/checkpatch: Check DEVICE_NATIVE_ENDIAN

Developers should specify endianess explicitly.

Signed-off-by: Djordje Todorovic <djordje.todorovic@htecgroup.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20251118085758.3996513-15-djordje.todorovic@htecgroup.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index d0f4537f25..3a9557417f 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3200,6 +3200,10 @@ sub process {
         if ($realfile =~ /.*\/hw\/.*/ && $line =~ /\baio_bh_new\s*\(/) {
 			ERROR("use aio_bh_new_guarded() instead of aio_bh_new() to avoid reentrancy problems\n" . $herecurr);
 		}
+# check for DEVICE_NATIVE_ENDIAN, use explicit endianness instead
+		if ($line =~ /\bDEVICE_NATIVE_ENDIAN\b/) {
+			ERROR("DEVICE_NATIVE_ENDIAN is not allowed, use DEVICE_LITTLE_ENDIAN or DEVICE_BIG_ENDIAN instead\n" . $herecurr);
+		}
 # check for module_init(), use category-specific init macros explicitly please
 		if ($line =~ /^module_init\s*\(/) {
 			ERROR("please use block_init(), type_init() etc. instead of module_init()\n" . $herecurr);