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Fri, 12 Apr 2024 13:34:08 +1000 (AEST) Date: Fri, 12 Apr 2024 13:34:07 +1000 From: Stephen Rothwell To: Paolo Bonzini Cc: KVM , Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: build failure after merge of the kvm tree Message-ID: <20240412133407.3364cda3@canb.auug.org.au> Precedence: bulk X-Mailing-List: linux-next@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/XoZoWVvdCW=_3sRXUnSB=2I"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/XoZoWVvdCW=_3sRXUnSB=2I Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the kvm tree, today's linux-next build (arm multi_v7_defconfig) failed like this: kernel/events/uprobes.c: In function '__replace_page': kernel/events/uprobes.c:160:35: error: storage size of 'range' isn't known 160 | struct mmu_notifier_range range; | ^~~~~ kernel/events/uprobes.c:162:9: error: implicit declaration of function 'mmu= _notifier_range_init' [-Werror=3Dimplicit-function-declaration] 162 | mmu_notifier_range_init(&range, MMU_NOTIFY_CLEAR, 0, mm, ad= dr, | ^~~~~~~~~~~~~~~~~~~~~~~ kernel/events/uprobes.c:162:41: error: 'MMU_NOTIFY_CLEAR' undeclared (first= use in this function) 162 | mmu_notifier_range_init(&range, MMU_NOTIFY_CLEAR, 0, mm, ad= dr, | ^~~~~~~~~~~~~~~~ kernel/events/uprobes.c:162:41: note: each undeclared identifier is reporte= d only once for each function it appears in kernel/events/uprobes.c:175:9: error: implicit declaration of function 'mmu= _notifier_invalidate_range_start' [-Werror=3Dimplicit-function-declaration] 175 | mmu_notifier_invalidate_range_start(&range); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/events/uprobes.c:208:9: error: implicit declaration of function 'mmu= _notifier_invalidate_range_end' [-Werror=3Dimplicit-function-declaration] 208 | mmu_notifier_invalidate_range_end(&range); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ kernel/events/uprobes.c:160:35: warning: unused variable 'range' [-Wunused-= variable] 160 | struct mmu_notifier_range range; | ^~~~~ cc1: some warnings being treated as errors Caused by commit b06d4c260e93 ("mm: replace set_pte_at_notify() with just set_pte_at()") I have applied the following patial revert for today. --=20 Cheers, Stephen Rothwell --Sig_/XoZoWVvdCW=_3sRXUnSB=2I Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmYYq68ACgkQAVBC80lX 0GwKJwf+LxCKR/B3h+5Y+ROivsBKoQNcSbtZdRJdmQialSJIHIa2IY2dm5pEF9D/ nQ7b7GS0S9oJ2AhDN77CEDnpmwAoeNyDCtIjw/H/FE94BwJm3STg42i/8/l8ssfP QDifXLUYHv+ozqLBASs28unuhbkz+06s+0978xzl/gxpLUouQ6cbVIqJFLpz6wUi wl5f+Odxjgf4T+axgNpUxixRfQNRGgWioONBE1rgoo7Ta0OioRM1KXd07f8p2RL4 VPQ3r0GdeIVfjGtNd4PS0d4AhKeSxHww/a1rR/HbBTLcNce3z+CQLAziEHhj+zKG b8nCO/vcKw0q9FNpLIgK+RBigeo4SQ== =5LsJ -----END PGP SIGNATURE----- --Sig_/XoZoWVvdCW=_3sRXUnSB=2I--