From nobody Thu Apr 9 19:19:38 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 79D0531A053; Tue, 3 Mar 2026 17:53:20 +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=1772560401; cv=none; b=fSTxgdrZQT+qycDoYNNIkvzADbnOrwjQqQDQjht9LBv2CjxrriVsdEk14NG3gx+ZjFn3TGCIK0xuENHRMZlqQjMKDud+DRpeLOnLjwRY5g4lTqkm78H5RqMjxsxCX3hCCAvkRwDSGsb46nq1pIF9S5PgHOm+74v5W00uJApwjx8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772560401; c=relaxed/simple; bh=AWPGSjlFGYCvM0Uf27Rjhu8lYH3auQ3CC8o4On5/Fg8=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=O/HFdTGY/w21W0LHp/ZhqdKpeaKXBuy7sz5S1x3Akn9zP3UPnlHXRmgBdcFF3YEK2tcHS9aeIx1wgYb06JgJ0+5Xqq509fnh0CZjcjs03H/+YtIBM8uKdL/sQ2gNGiMMHTZr4UEDQOVwFyM7S7rKcbytR4r9Zd+VjHE/HAEHBU4= 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=p7yJoLvy; 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="p7yJoLvy" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1772560398; bh=AWPGSjlFGYCvM0Uf27Rjhu8lYH3auQ3CC8o4On5/Fg8=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=p7yJoLvyDWPub3EMiqd4JKUISc3h2PWgTRGaLkCr4AQnmYk23rPTglRNPaB0RkQLx 4hNL2vMEs3fN2NTn73uxEdt9l1d9yb+mXT72QRxIHpKnTzISck7qjE27IN9W1AWBsf vA/e0jNtXWZBvwcCCkQL/EVEpGrU/LJ3nfsp2MT0= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Tue, 03 Mar 2026 18:53:14 +0100 Subject: [PATCH 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: <20260303-kbuild-missing-syscalls-v1-3-3b4d69b68c75@weissschuh.net> References: <20260303-kbuild-missing-syscalls-v1-0-3b4d69b68c75@weissschuh.net> In-Reply-To: <20260303-kbuild-missing-syscalls-v1-0-3b4d69b68c75@weissschuh.net> To: Arnd Bergmann , Thomas Bogendoerfer Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@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=1772560397; l=1976; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=AWPGSjlFGYCvM0Uf27Rjhu8lYH3auQ3CC8o4On5/Fg8=; b=46aIxOK+uMDYJaJ3qyr4HAx3EkNfqgeB6K4h54PbKGJ6DK05YyqKNLvOvUUKL0JLTWBCGFT2E ueN0TLZFQ8bC04440XVHm8E31GVya6PKMJhmY43f/TQrzfBSYDJpxX6 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