From nobody Sun Apr 5 13:05:00 2026 Received: from todd.t-8ch.de (todd.t-8ch.de [159.69.126.157]) (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 DE77639BFE7; Tue, 24 Mar 2026 17:16:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=159.69.126.157 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774372614; cv=none; b=c6JPwK8+ZoW12o+mElmUkdOwfXj/bLqiRI8Bq73rHJtvmay3p5HjVUQY065ZoZ4dexl63GCDnrNk5rr3Wkh3GzkKLNWe/RcIQZsC5mD2jYqk7Tc36Z5dOafVZmhnWSAeoWewn0vb0G/iGV2FnTRIPL2ub2TlY3XJg3E9M8yB26Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774372614; c=relaxed/simple; bh=AWPGSjlFGYCvM0Uf27Rjhu8lYH3auQ3CC8o4On5/Fg8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=fC3IKudLE0ZnDhnXqds2/SpamaeQsDrwe825ETgAE13VI3Fc6GUuCbTGtatDAP8DV1kytK6PcSic8o323K9YWYsrz/RHoR/rZVRGUddbMOb7fZ3d8kejKf5m0nrJL+Vujyy6dVLzpGnhaLsvWeM2c2U7hqAVCy0wNd5J3yaCBaw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net; spf=pass smtp.mailfrom=weissschuh.net; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b=Leqe5vwL; arc=none smtp.client-ip=159.69.126.157 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=weissschuh.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=weissschuh.net header.i=@weissschuh.net header.b="Leqe5vwL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1774372611; bh=AWPGSjlFGYCvM0Uf27Rjhu8lYH3auQ3CC8o4On5/Fg8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Leqe5vwLM/IYMnZB2ew5KnxqE8SBhXPoILF4d+MItPHq3HjqI0aZaSEHJppRnT+qp a/BsRJ9g2v+joXC1tZtnCPsVB/Ls7u7w36OGw+NxTIhlL4kKlWAY0juuFTxaT3/eqA XTpkja5+cZNLXMwR/2Akb4gZ/i7pHY3CnhWQL6uU= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Tue, 24 Mar 2026 18:16:47 +0100 Subject: [PATCH v2 3/3] checksyscalls: move instance functionality into generic code Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260324-kbuild-missing-syscalls-v2-3-651b8beb0bfd@weissschuh.net> References: <20260324-kbuild-missing-syscalls-v2-0-651b8beb0bfd@weissschuh.net> In-Reply-To: <20260324-kbuild-missing-syscalls-v2-0-651b8beb0bfd@weissschuh.net> To: Arnd Bergmann , Thomas Bogendoerfer , Nathan Chancellor , Nicolas Schier Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-kbuild@vger.kernel.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774372608; l=1976; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=AWPGSjlFGYCvM0Uf27Rjhu8lYH3auQ3CC8o4On5/Fg8=; b=php6j205LocMv2mfZM19vfQjgmPBUt2US+ZalikYBSClGGFY96vwoeiHsp/AaKPNHZ8jVliBA 0XxziGWo3ItAkGwxzwsiMqosAOMXqLAtxIg8w7p4l2p5bJ40ENtwtj6 X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= On MIPS the checksyscalls.sh script may be executed multiple times. Currently these multiple executions are executed on each build as kbuild see that the commands have changed each time. Use a dedicated stamp file for each different invocation to avoid the spurious executions. Signed-off-by: Thomas Wei=C3=9Fschuh --- Kbuild | 4 ++-- arch/mips/Makefile | 6 ++---- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/Kbuild b/Kbuild index 515cc6a27477..fb547bc5ff41 100644 --- a/Kbuild +++ b/Kbuild @@ -47,11 +47,11 @@ $(rq-offsets-file): kernel/sched/rq-offsets.s FORCE =20 # Check for missing system calls =20 -missing-syscalls-file :=3D .tmp_missing-syscalls +missing-syscalls-file :=3D .tmp_missing-syscalls$(missing_syscalls_instanc= e) =20 targets +=3D $(missing-syscalls-file) =20 -quiet_cmd_syscalls =3D CALL $< +quiet_cmd_syscalls =3D CALL $< $(if $(missing_syscalls_instance),for $(= missing_syscalls_instance)) cmd_syscalls =3D DEPFILE=3D$(depfile) $(CONFIG_SHELL) $< $(CC) $(c_f= lags) $(missing_syscalls_flags); touch $@ =20 $(missing-syscalls-file): scripts/checksyscalls.sh $(rq-offsets-file) FORCE diff --git a/arch/mips/Makefile b/arch/mips/Makefile index d9057e29bc62..6705fa5d9211 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -421,12 +421,10 @@ CLEAN_FILES +=3D vmlinux.32 vmlinux.64 =20 archprepare: ifdef CONFIG_MIPS32_N32 - @$(kecho) ' Checking missing-syscalls for N32' - $(Q)$(MAKE) $(build)=3D. missing-syscalls missing_syscalls_flags=3D"-mabi= =3Dn32" + $(Q)$(MAKE) $(build)=3D. missing-syscalls missing_syscalls_instance=3D"N3= 2" missing_syscalls_flags=3D"-mabi=3Dn32" endif ifdef CONFIG_MIPS32_O32 - @$(kecho) ' Checking missing-syscalls for O32' - $(Q)$(MAKE) $(build)=3D. missing-syscalls missing_syscalls_flags=3D"-mabi= =3D32" + $(Q)$(MAKE) $(build)=3D. missing-syscalls missing_syscalls_instance=3D"O3= 2" missing_syscalls_flags=3D"-mabi=3D32" endif =20 install: --=20 2.53.0