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ZKvQ+6NBXjt44eLk= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 7/31/25 9:01 AM, Muhammad Usama Anjum wrote: ... > 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 Hi Muhammad, In case you're interested in going slightly deeper on this: Entertainingly, there are several kselftest dirs that also use this attribute directly, and I quite enjoyed seeing that the *same* attribute is now defined as: __maybe_unused __always_unused __unused # from your patch here $ git grep -n '__attribute__((__unused__))' bpf/prog_tests/sockmap_helpers.h:11:#define __always_unused __attribute__((__unused__)) landlock/audit.h:28:#define __maybe_unused __attribute__((__unused__)) landlock/common.h:26:#define __maybe_unused __attribute__((__unused__)) mm/pkey-helpers.h:88:# define __maybe_unused __attribute__((__unused__)) mm/protection_keys.c:1307: __attribute__((__unused__)) int peek_result; net/ovpn/ovpn-cli.c:37:#define __always_unused __attribute__((__unused__)) perf_events/watermark_signal.c:20:#define __maybe_unused __attribute__((__unused__)) thanks, -- John Hubbard