From nobody Sat Feb 7 18:28:47 2026 Received: from mail.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) (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 7DFD214900E; Wed, 14 Aug 2024 23:57:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=150.107.74.76 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723679861; cv=none; b=M7x1uYMLt1f4hl1QxopQUkZnmpwQsvTsVU5yuqypF2Fbc0x48rpVB47C9Ajn9ET3HoeVLzW+WM4xOHgwWxhwHIlST+nNqNU5GXJ+q/8dp6GeVEtIvXfDOkOotEwgD0f27Kj6eltarm9cJhJaba8Ba/NVSizefFYJ4NjESgSm1H8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723679861; c=relaxed/simple; bh=zZdagAj/nB+c749l2/BsbKxGaPOeBu9jRl+QnpTr6Ew=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type; b=rh3eXPmVISQiZS2/R7BPSybWtd9Im8eky3yVaUQXL0IsSq+FW8HqCG75wAkyg1N4XzjsvpQ0q9tEfrhfO879IiXTpTZx6SyIm0w5xFbbvuRfOF6AXweXFScNtP1vx+Gwz6uj4tXTvrVjc3qC/iwNCGlkCSxf3116POOiW5f+drY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=canb.auug.org.au; spf=pass smtp.mailfrom=canb.auug.org.au; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b=IFfEBRrv; arc=none smtp.client-ip=150.107.74.76 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=canb.auug.org.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=canb.auug.org.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="IFfEBRrv" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=201702; t=1723679855; bh=Z3ayeBSbWvFEAMa6x9onBIH7T1ibHShFjN1i9QJQoEE=; h=Date:From:To:Cc:Subject:From; b=IFfEBRrvZaTkEnweYQGh6HHP8MYZIbBJOL9/QSEqhafYndOQp1y0tqefOysfEpDzM wbXgADyB8sg5UUFE3UN1vMvfWoA8MkRHWmDHJDOKU9sDtlaO7HFw7B2obwpoSoF4ta XDytS1RJUUN3eo0f4A7fm82tREOk+a8PQKpLNJTno3UejVQmhrkaIxtsk7pa75RWLv lysuV5uNThrAoKqO2uDQCC4+DGUjAB1YTOurhxCE1Tjwzv2vUuO2Tc6GoL9EuMcu/5 xeJ/uEM1+1MnS6xSy+alLm6PGK+NjKni0Apk5orXomRfkzFDPTIebm3Dw2ge4jYOuE 6N1TfzstcxT/Q== Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mail.ozlabs.org (Postfix) with ESMTPSA id 4WklYW05rTz4w2N; Thu, 15 Aug 2024 09:57:34 +1000 (AEST) Date: Thu, 15 Aug 2024 09:57:34 +1000 From: Stephen Rothwell To: Andrew Morton Cc: Jani Nikula , Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: build failure after merge of the mm tree Message-ID: <20240815095734.751c6ec5@canb.auug.org.au> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/R1lQ63et=S47eRji8nY6/TR"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/R1lQ63et=S47eRji8nY6/TR Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Hi all, After merging the mm tree, today's linux-next build (x86_64 allmodconfig) failed like this: drivers/nvme/host/fault_inject.c: In function 'nvme_fault_inject_init': drivers/nvme/host/fault_inject.c:29:18: error: implicit declaration of func= tion 'debugfs_create_dir'; did you mean 'kernfs_create_dir'? [-Werror=3Dimp= licit-function-declaration] 29 | parent =3D debugfs_create_dir(dev_name, NULL); | ^~~~~~~~~~~~~~~~~~ | kernfs_create_dir drivers/nvme/host/fault_inject.c:29:16: error: assignment to 'struct dentry= *' from 'int' makes pointer from integer without a cast [-Werror=3Dint-con= version] 29 | parent =3D debugfs_create_dir(dev_name, NULL); | ^ drivers/nvme/host/fault_inject.c:39:17: error: implicit declaration of func= tion 'debugfs_remove_recursive' [-Werror=3Dimplicit-function-declaration] 39 | debugfs_remove_recursive(parent); | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/nvme/host/fault_inject.c:47:9: error: implicit declaration of funct= ion 'debugfs_create_x16' [-Werror=3Dimplicit-function-declaration] 47 | debugfs_create_x16("status", 0600, dir, &fault_inj->status); | ^~~~~~~~~~~~~~~~~~ drivers/nvme/host/fault_inject.c:48:9: error: implicit declaration of funct= ion 'debugfs_create_bool'; did you mean 'kernfs_create_root'? [-Werror=3Dim= plicit-function-declaration] 48 | debugfs_create_bool("dont_retry", 0600, dir, &fault_inj->do= nt_retry); | ^~~~~~~~~~~~~~~~~~~ | kernfs_create_root cc1: all warnings being treated as errors drivers/iommu/iommufd/selftest.c: In function 'iommufd_test_init': drivers/iommu/iommufd/selftest.c:1562:9: error: implicit declaration of fun= ction 'debugfs_remove_recursive' [-Werror=3Dimplicit-function-declaration] 1562 | debugfs_remove_recursive(dbgfs_root); | ^~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors kernel/futex/core.c: In function 'fail_futex_debugfs': kernel/futex/core.c:98:9: error: implicit declaration of function 'debugfs_= create_bool'; did you mean 'kernfs_create_root'? [-Werror=3Dimplicit-functi= on-declaration] 98 | debugfs_create_bool("ignore-private", mode, dir, | ^~~~~~~~~~~~~~~~~~~ | kernfs_create_root cc1: all warnings being treated as errors mm/fail_page_alloc.c: In function 'fail_page_alloc_debugfs': mm/fail_page_alloc.c:57:9: error: implicit declaration of function 'debugfs= _create_bool'; did you mean 'kernfs_create_root'? [-Werror=3Dimplicit-funct= ion-declaration] 57 | debugfs_create_bool("ignore-gfp-wait", mode, dir, | ^~~~~~~~~~~~~~~~~~~ | kernfs_create_root mm/fail_page_alloc.c:61:9: error: implicit declaration of function 'debugfs= _create_u32' [-Werror=3Dimplicit-function-declaration] 61 | debugfs_create_u32("min-order", mode, dir, &fail_page_alloc= .min_order); | ^~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors mm/failslab.c: In function 'failslab_debugfs_init': mm/failslab.c:65:9: error: implicit declaration of function 'debugfs_create= _bool'; did you mean 'kernfs_create_root'? [-Werror=3Dimplicit-function-dec= laration] 65 | debugfs_create_bool("ignore-gfp-wait", mode, dir, | ^~~~~~~~~~~~~~~~~~~ | kernfs_create_root cc1: all warnings being treated as errors lib/fault-inject.c: In function 'debugfs_create_ul': lib/fault-inject.c:186:9: error: implicit declaration of function 'debugfs_= create_file'; did you mean 'debugfs_create_ul'? [-Werror=3Dimplicit-functio= n-declaration] 186 | debugfs_create_file(name, mode, parent, value, &fops_ul); | ^~~~~~~~~~~~~~~~~~~ | debugfs_create_ul lib/fault-inject.c: In function 'fault_create_debugfs_attr': lib/fault-inject.c:217:15: error: implicit declaration of function 'debugfs= _create_dir'; did you mean 'debugfs_create_ul'? [-Werror=3Dimplicit-functio= n-declaration] 217 | dir =3D debugfs_create_dir(name, parent); | ^~~~~~~~~~~~~~~~~~ | debugfs_create_ul lib/fault-inject.c:217:13: error: assignment to 'struct dentry *' from 'int= ' makes pointer from integer without a cast [-Werror=3Dint-conversion] 217 | dir =3D debugfs_create_dir(name, parent); | ^ lib/fault-inject.c:223:9: error: implicit declaration of function 'debugfs_= create_atomic_t'; did you mean 'debugfs_create_ul'? [-Werror=3Dimplicit-fun= ction-declaration] 223 | debugfs_create_atomic_t("times", mode, dir, &attr->times); | ^~~~~~~~~~~~~~~~~~~~~~~ | debugfs_create_ul lib/fault-inject.c:226:9: error: implicit declaration of function 'debugfs_= create_u32'; did you mean 'debugfs_create_ul'? [-Werror=3Dimplicit-function= -declaration] 226 | debugfs_create_u32("verbose_ratelimit_interval_ms", mode, d= ir, | ^~~~~~~~~~~~~~~~~~ | debugfs_create_ul lib/fault-inject.c:230:9: error: implicit declaration of function 'debugfs_= create_bool'; did you mean 'debugfs_create_ul'? [-Werror=3Dimplicit-functio= n-declaration] 230 | debugfs_create_bool("task-filter", mode, dir, &attr->task_f= ilter); | ^~~~~~~~~~~~~~~~~~~ | debugfs_create_ul lib/fault-inject.c:235:9: error: implicit declaration of function 'debugfs_= create_xul'; did you mean 'debugfs_create_ul'? [-Werror=3Dimplicit-function= -declaration] 235 | debugfs_create_xul("require-start", mode, dir, &attr->requi= re_start); | ^~~~~~~~~~~~~~~~~~ | debugfs_create_ul cc1: all warnings being treated as errors Caused by commit 2771559a5531 ("fault-inject: improve build for CONFIG_FAULT_INJECTION=3Dn= ") This is just whack-a-mole ... :-( I have applied the following patch for today. From: Stephen Rothwell Date: Thu, 15 Aug 2024 09:47:30 +1000 Subject: [PATCH] fix up for "fault-inject: improve build for CONFIG_FAULT_I= NJECTION=3Dn" Signed-off-by: Stephen Rothwell --- drivers/iommu/iommufd/selftest.c | 1 + drivers/nvme/host/fault_inject.c | 1 + kernel/futex/core.c | 1 + lib/fault-inject.c | 1 + mm/fail_page_alloc.c | 1 + mm/failslab.c | 1 + 6 files changed, 6 insertions(+) diff --git a/drivers/iommu/iommufd/selftest.c b/drivers/iommu/iommufd/selft= est.c index f95e32e29133..d9024c00c6c3 100644 --- a/drivers/iommu/iommufd/selftest.c +++ b/drivers/iommu/iommufd/selftest.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include diff --git a/drivers/nvme/host/fault_inject.c b/drivers/nvme/host/fault_inj= ect.c index 1d1b6441a339..105d6cb41c72 100644 --- a/drivers/nvme/host/fault_inject.c +++ b/drivers/nvme/host/fault_inject.c @@ -6,6 +6,7 @@ */ =20 #include +#include #include "nvme.h" =20 static DECLARE_FAULT_ATTR(fail_default_attr); diff --git a/kernel/futex/core.c b/kernel/futex/core.c index 06a1f091be81..f7cddf321593 100644 --- a/kernel/futex/core.c +++ b/kernel/futex/core.c @@ -36,6 +36,7 @@ #include #include #include +#include #include #include =20 diff --git a/lib/fault-inject.c b/lib/fault-inject.c index d608f9b48c10..d5853defe77a 100644 --- a/lib/fault-inject.c +++ b/lib/fault-inject.c @@ -9,6 +9,7 @@ #include #include #include +#include #include =20 /* diff --git a/mm/fail_page_alloc.c b/mm/fail_page_alloc.c index 532851ce5132..4c7aa18450c9 100644 --- a/mm/fail_page_alloc.c +++ b/mm/fail_page_alloc.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include #include #include #include diff --git a/mm/failslab.c b/mm/failslab.c index af16c2ed578f..4b02bc8b420e 100644 --- a/mm/failslab.c +++ b/mm/failslab.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include #include #include #include --=20 2.43.0 --=20 Cheers, Stephen Rothwell --Sig_/R1lQ63et=S47eRji8nY6/TR Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAma9RG4ACgkQAVBC80lX 0GzzZQf6A+QLrnr+VsvIqUT8wxk5FAAIva4isj6t6XKkJrkyNLgwb210OShHoBhx eN1cOI4gH00UcB7wymOW4XbsDQYWbypL753TyyJM4KWShbsOt32Kf3AKJ6CpGhMU UtJspgAAdIG2tnjnwTk2voNyWLV9mDPozjSCnyDqDhs7V/eAGpmK1dx/kiwlxmtA H5Vgki6DvsYioYNNVQxXcbmHIADU3VhDJkYCBE8ZkCo3JpCSXw2u1/uKdT21c1EJ luSIodsgUePaxBcrH4rFGqJ5fK6qP0qEie1ygu92VkBjbT9qbZQjPYjQLvlchAHn HPVCDOPAW6DTEUTPfs0Bil9+JNARbw== =2k5C -----END PGP SIGNATURE----- --Sig_/R1lQ63et=S47eRji8nY6/TR--