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Shutemov" , Michael Ellerman , Andrew Morton , doru iorgulescu , Nicholas Piggin , Christophe Leroy , Fabiano Rosas , Athira Rajeev , Disha Goel Subject: Re: ./include/linux/mmzone.h:1735:2: error: #error Allocator MAX_ORDER exceeds SECTION_SIZE (v6.4-rc3 build regression) Date: Wed, 24 May 2023 07:48:21 -0400 X-Mailer: MailMate (1.14r5964) Message-ID: In-Reply-To: <2a1cd5e6-01f7-66f9-1f9d-c655cc3f919b@gmail.com> References: <2a1cd5e6-01f7-66f9-1f9d-c655cc3f919b@gmail.com> Content-Type: multipart/signed; boundary="=_MailMate_6BECA252-51F8-4F56-A924-E26362AA67F0_="; micalg=pgp-sha512; protocol="application/pgp-signature" X-ClientProxiedBy: BLAPR03CA0047.namprd03.prod.outlook.com (2603:10b6:208:32d::22) To DS7PR12MB5744.namprd12.prod.outlook.com (2603:10b6:8:73::18) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS7PR12MB5744:EE_|IA0PR12MB8983:EE_ X-MS-Office365-Filtering-Correlation-Id: 3902b260-92fc-4b4b-80aa-08db5c4cc7bd X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?2T/7WMClc3vydjuMIMHPVchUiOcsfiJ+fkhXM5Hxeuc1wNBid4ubghFOjo1N?= =?us-ascii?Q?wNImqFeR4wy9mEeIYUmaZCNTnLNtbnWkhAttKg1owCDIly8DfdfgIZPy+FK6?= =?us-ascii?Q?lcf6gcTRtbbEnY04Ve49/KPb+UGpYnQyN7Vtsf3c1tWjHinSBVvC/jhAmkZ+?= =?us-ascii?Q?MUYklaXng+1gMUO+Sb9q7L+Dkp3BvBNcJoArxtB6aJiAZiACQIj7UYVAyrD8?= =?us-ascii?Q?GzO4DKZsRGMXs1eiKyBXwJgkIY2LuE6kUhNxe3/r8B05N0CVWxv6TpQpqIa+?= =?us-ascii?Q?eiXPtFQPt8qYEl3yCqgKxKq6LSqfZIk2olFAcyWiISlBkOyMXB0VZXaOc94Y?= =?us-ascii?Q?0XsLHLnWOm9RNu+xYo1GytqLx8Q6gVLEZVDKjfzErtF+7NRaKrJS4LtuoC9d?= =?us-ascii?Q?OI3P4/Gj2nWOiag918HOXUtEBJc6YWvJUeARXVgEwgHq0a2PZ251XRDbNFVv?= =?us-ascii?Q?USxaFl2MjFlnXGljUpFkKf/o8jiujULEWAu0KeKabhNLPAfkF54frs3rLnxR?= =?us-ascii?Q?U2CP7HEXAc57h0zWoaEoJvDpP4rqO7b+lvfLXitEUgWyU0DQCr9/h7wYD0we?= =?us-ascii?Q?DM+gc4L+qTw9lAMq12gwJAVmz7lUhBZkGUim2uexupUfMtlOi9DnTKR9ct6U?= =?us-ascii?Q?c0r/ScfzlvoPaf3bAgg4xYwj5h8LJRNu7UptiqyITH20oiuXOOUPWJjS+Oo0?= =?us-ascii?Q?mnaGGp1yVVds5ywKbHhN+8VlNB509z1oe5l0mufHGxghbY9NpeixejZr94Ap?= =?us-ascii?Q?dVmUkFAcIHwU2rONryVcz6hDDHIuQz0V+Fi0twDsKSbwneyaTpfPDhLNnpKy?= =?us-ascii?Q?D/hkWTfmux2okwOSMUlM2JCZ+wqGEuEWVEodSQROLilShyZ/Cig2VuGxI4W3?= =?us-ascii?Q?zTtLBES7CKXfDotk26QJYvkS2KrP51iJGll53Xs290w2jKAmlceWQhWRnbn0?= =?us-ascii?Q?VB2j/modtiTaK5303cbPBozbd4UwCCyNRpZJt+9B6Dh4n7z1ZSECTyggVAxT?= =?us-ascii?Q?k0PtY4atQXMGkRVHohFSSRTU0QUx/ibWje0CojXCU4zO4xuISlrm1rctqHl+?= =?us-ascii?Q?SI9lQ83V/9FiLQg+UqoHVDj+DUt0jWAuKDLtnMtuI5nunVLQhJz+8R9KbLnn?= =?us-ascii?Q?pAl8NX7j0nFKkAhBXeSOQ0CsDwyZo0R7bAk0I75g5RgAhvz1qFXsTRG59IYd?= =?us-ascii?Q?OKP9q9P6yyES0aF/pOcpS7HcaFnxcsNi2OdRCFU7RGbFQ7ZWj0mZ8fSAYPTr?= =?us-ascii?Q?HxECcdLX/XzcExiAE0Vn29ZN/O0JFNu8XMH8ySnOWAXPyHXPULW6hda1JUZ7?= =?us-ascii?Q?m1VNun/ihK16ew2k7Gryh6tyS2iPrBwuY6Z95oFZ53nh5iT2BoWmLXUEQ0jS?= =?us-ascii?Q?l+UHIuZV007U5gQgpI3t65sPEWKdbgbS9GNKEHHJpTTJprX8VpuYyPHUlXsm?= =?us-ascii?Q?bN2RgLg9LduXwBuIyxHXImqKG9YKjiFsQ8MvWLYK8TJ4o7UhAljFPE4UG2kH?= =?us-ascii?Q?BIAogBzUehj3Cn3qu+AXXOoERv1xeHQ2IqBYTeCNnEwOXyqp2JHqhwMhjGkJ?= =?us-ascii?Q?wzfnr4Z3JXbyhmOpD3I=3D?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 3902b260-92fc-4b4b-80aa-08db5c4cc7bd X-MS-Exchange-CrossTenant-AuthSource: DS7PR12MB5744.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 May 2023 11:48:24.3194 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: XC1ns+UdL96cK8rcgiFBNIhaR7cdxbDkCqM9NNx53bbjBzjEhi1gnBimEV3pjMgc X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8983 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=_MailMate_6BECA252-51F8-4F56-A924-E26362AA67F0_= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On 24 May 2023, at 6:58, Bagas Sanjaya wrote: > Hi, > > I notice a powerpc[64?] build regression on Bugzilla [1]. Quoting from = it: > >> CC arch/powerpc/kernel/asm-offsets.s >> In file included from ./include/linux/gfp.h:7, >> from ./include/linux/xarray.h:15, >> from ./include/linux/list_lru.h:14, >> from ./include/linux/fs.h:13, >> from ./include/linux/compat.h:17, >> from arch/powerpc/kernel/asm-offsets.c:12: >> ./include/linux/mmzone.h:1735:2: error: #error Allocator MAX_ORDER exc= eeds SECTION_SIZE >> 1735 | #error Allocator MAX_ORDER exceeds SECTION_SIZE >> | ^~~~~ >> make[5]: *** [scripts/Makefile.build:114: arch/powerpc/kernel/asm-offs= ets.s] Error 1 By checking the config file from the bugzilla, ARCH_FORCE_MAX_ORDER is se= t to 9, (SECTION_SIZE is 24 and 64KB page is used, so 9+16=3D25>24) but it should= be 8 after recent MAX_ORDER changes. I guess the user was using an old config = file. Changing ARCH_FORCE_MAX_ORDER to 8 in the config should fix the issue. > > Apparently removing the errored line solves the problem for the reporte= r > (the attached dmesg on [2] looks fine at a glance). > > Anyway, I'm adding it to regzbot: > > #regzbot introduced: 23baf831a32c04f https://bugzilla.kernel.org/show_b= ug.cgi?id=3D217477 > #regzbot title: Allocator MAX_ORDER exceeds SECTION_SIZE caused by MAX_= ORDER redefinition > > Thanks. > > [1]: https://bugzilla.kernel.org/show_bug.cgi?id=3D217477 > [2]: https://bugzilla.kernel.org/show_bug.cgi?id=3D217477#c1 > > -- = > An old man doll... just what I always wanted! - Clara -- Best Regards, Yan, Zi --=_MailMate_6BECA252-51F8-4F56-A924-E26362AA67F0_= Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQJDBAEBCgAtFiEE6rR4j8RuQ2XmaZol4n+egRQHKFQFAmRt+YYPHHppeUBudmlk aWEuY29tAAoJEOJ/noEUByhU7G8QAJOGYRCE4YMQwhMeW2+N/KMD+JdFub8OIoCB P8HgjWXlv1vFZ7jOnQfx1EPXFkfImwjIUdPwajGzCaBFI2AkILjAzYuhb0TVGJyJ 1ivu2DzXAsSjR2w849kgSEjDQRm1QM9qcfktVULJfURS9ZbX1wa21xAvmicDu3ho aegFDnzcn2Sb8Ct15CiWe1IerAL8zSlDHjGnZM07j7m2wJrtif2940eR2ZKyaS6D JcEtzPwkF0JpHi+JFnhwdYKbQxzuPMrGm9DJm9JK+1EeqfAC6gBt46kkrKuhBBVV qj2QMukcFRIxxJttaPXcm3SnRB+mQ9mKRDE7czhUGyHai8yZiGiIJYGS6DR7XLzb OjXUdSz7OUxBwND1g4D8vP0u0s7k2Z/1Vpq16Kkag3ePtO3fVXWfoH2Bef3/PWLs F0IqHO7eX7ZF/CTNSP854pFcl7/NmqBlu3JLkrklWFsFod0oMyev153XIVyJK8Up hnHeT7fg0fiBKlr9Cn4XQIbtF5a1Bhq6ukQJJ0cbiu2Tbo8ws5EWrcWamsEQU9H7 Objge4EB3S2oEUpMIEeF34xMCxcLvRU1bpSZtNXdXSPCq+AL+FUHvtR6XCAFxHee 5+GHTAIBistEEvB2bMQK3ounSvn+56+dbKoaroSs3sijuBHXjQZdaRJjDVxvL7Ev bO2Evk2g =t3bz -----END PGP SIGNATURE----- --=_MailMate_6BECA252-51F8-4F56-A924-E26362AA67F0_=--