linux-kernel - [PATCH v2 3/8] selftests: kselftest.h: Add _

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Message-Id: <20250731160132.1795351-4-usama.anjum@collabora.com>
Date: Thu, 31 Jul 2025 21:01:27 +0500
From: Muhammad Usama Anjum <usama.anjum@...labora.com>
To: Andrew Morton <akpm@...ux-foundation.org>,
	David Hildenbrand <david@...hat.com>,
	Lorenzo Stoakes <lorenzo.stoakes@...cle.com>,
	"Liam R. Howlett" <Liam.Howlett@...cle.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	Mike Rapoport <rppt@...nel.org>,
	Suren Baghdasaryan <surenb@...gle.com>,
	Michal Hocko <mhocko@...e.com>,
	Jason Gunthorpe <jgg@...pe.ca>,
	John Hubbard <jhubbard@...dia.com>,
	Peter Xu <peterx@...hat.com>,
	Leon Romanovsky <leon@...nel.org>,
	Zi Yan <ziy@...dia.com>,
	Baolin Wang <baolin.wang@...ux.alibaba.com>,
	Nico Pache <npache@...hat.com>,
	Ryan Roberts <ryan.roberts@....com>,
	Dev Jain <dev.jain@....com>,
	Barry Song <baohua@...nel.org>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Alexandre Ghiti <alex@...ti.fr>,
	linux-kselftest@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org,
	linux-riscv@...ts.infradead.org,
	Shuah Khan <shuah@...nel.org>
Cc: Muhammad Usama Anjum <usama.anjum@...labora.com>,
	kernel@...labora.com
Subject: [PATCH v2 3/8] selftests: kselftest.h: Add __unused macro

Add __unused macro instead of using the complete verbose unused compiler
attribute. The raw __attribute__((__unused__)) is quite long and makes
code too much verbose to the kernel developer's taste.

Signed-off-by: Muhammad Usama Anjum <usama.anjum@...labora.com>
---
 tools/testing/selftests/kselftest.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/testing/selftests/kselftest.h b/tools/testing/selftests/kselftest.h
index c3b6d2604b1e4..8d17036d88396 100644
--- a/tools/testing/selftests/kselftest.h
+++ b/tools/testing/selftests/kselftest.h
@@ -92,6 +92,10 @@
 #endif
 #define __printf(a, b)   __attribute__((format(printf, a, b)))
 
+#ifndef __unused
+#define __unused         __attribute__((__unused__))
+#endif
+
 /* counters */
 struct ksft_count {
 	unsigned int ksft_pass;
-- 
2.39.5