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Wed, 14 Feb 2024 14:57:20 +1100 (AEDT) Date: Wed, 14 Feb 2024 14:57:19 +1100 From: Stephen Rothwell To: Andrew Morton Cc: Oscar Salvador , Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: build failure after merge of the mm tree Message-ID: <20240214145719.1cc4f320@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_/x=FO2pFdhLcvjk2f/1RDr7H"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/x=FO2pFdhLcvjk2f/1RDr7H Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the mm tree, today's linux-next build (sparc defconfig) failed like this: In file included from include/linux/page_ext.h:7, from include/linux/mm.h:22, from fs/sysfs/file.c:18: include/linux/stackdepot.h:59:39: error: 'CONFIG_STACKDEPOT_MAX_FRAMES' und= eclared here (not in a function) 59 | unsigned long entries[CONFIG_STACKDEPOT_MAX_FRAMES]= ; /* Frames */ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ (and many more) Caused by commit 18d4230bb372 ("lib/stackdepot: move stack_record struct definition into t= he header") from the mm-unstable branch of the mm tree. $ grep CONFIG_STACKDEPOT .config=20 $=20 I have reverted the following commits for today: 7e56cf9a7f10 ("mm: add swappiness=3D arg to memory.reclaim") 6290011d1ce1 ("mm: add defines for min/max swappiness") afb37edbd1e3 ("mm: optimization on page allocation when CMA enabled") 0b222ac0b19c ("userfaultfd: use per-vma locks in userfaultfd operations") f8b7d8e37cb3 ("userfaultfd: protect mmap_changing with rw_sem in userfaul= fd_ctx") cd8df983e066 ("userfaultfd: move userfaultfd_ctx struct to header file") 292f31cdb470 ("mm,page_owner: update Documentation regarding page_owner_s= tacks") 76d2da5f4805 ("mm,page_owner: filter out stacks by a threshold") 37781739c4ad ("mm,page_owner: display all stacks and their count") 525a88caf59c ("mm,page_owner: implement the tracking of the stacks count") 18d4230bb372 ("lib/stackdepot: move stack_record struct definition into t= he header") (from 18d4230bb372 to the end of mm-unstable) --=20 Cheers, Stephen Rothwell --Sig_/x=FO2pFdhLcvjk2f/1RDr7H Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmXMOh8ACgkQAVBC80lX 0Gzz6QgAm8mse8caKBXOUVR9cMX7DiEmDZOnhdLrMCnm+TELuZN9/ACTgM/YT493 b/eZdYOY4h3Vb5MKeRdScmfWlCIaLSRhE11zVe6bpZ3VMo0PTsJdA62BROdl6Kqz rILeTTd10drL6grQRXCKsscZmJr/LZlR0u9f3nmA8CcDwPipco9gfY81p2hTpK+F MCMRadzLBtfXf1riWz+UrvTwh58bpE9MkMj+El0gabqJDB1fwk5Z221TwlxUqxqp fwyNMCQ113W+QdmORrLjB7CqEzbrXirbKeMgDS2RaiKCR2+eH1E767hyygVs6qON kmTIvSXmKonW7Gs3tNlrvDCKptxkeg== =9p0r -----END PGP SIGNATURE----- --Sig_/x=FO2pFdhLcvjk2f/1RDr7H--