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Thu, 11 Apr 2024 11:38:36 +1000 (AEST) Date: Thu, 11 Apr 2024 11:38:35 +1000 From: Stephen Rothwell To: Eric Dumazet , David Miller , Jakub Kicinski , Paolo Abeni Cc: Networking , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build failure after merge of the net-next tree Message-ID: <20240411113835.713ccf11@canb.auug.org.au> In-Reply-To: References: <20240409114028.76ede66a@canb.auug.org.au> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/X+hQJFyq5z7MEux5de__XW/"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/X+hQJFyq5z7MEux5de__XW/ Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi all, On Tue, 9 Apr 2024 07:10:40 +0200 Eric Dumazet wrote: > > On Tue, Apr 9, 2024 at 3:40=E2=80=AFAM Stephen Rothwell wrote: > > > > After merging the net-next tree, today's linux-next build (arm > > multi_v7_defconfig) failed like this: > > > > In file included from : > > In function 'tcp_struct_check', > > inlined from 'tcp_init' at net/ipv4/tcp.c:4703:2: > > include/linux/compiler_types.h:460:45: error: call to '__compiletime_as= sert_940' declared with attribute error: BUILD_BUG_ON failed: offsetof(stru= ct tcp_sock, __cacheline_group_end__tcp_sock_write_txrx) - offsetofend(stru= ct tcp_sock, __cacheline_group_begin__tcp_sock_write_txrx) > 92 > > 460 | _compiletime_assert(condition, msg, __compiletime_asser= t_, __COUNTER__) > > | ^ > > include/linux/compiler_types.h:441:25: note: in definition of macro '__= compiletime_assert' > > 441 | prefix ## suffix(); = \ > > | ^~~~~~ > > include/linux/compiler_types.h:460:9: note: in expansion of macro '_com= piletime_assert' > > 460 | _compiletime_assert(condition, msg, __compiletime_asser= t_, __COUNTER__) > > | ^~~~~~~~~~~~~~~~~~~ > > include/linux/build_bug.h:39:37: note: in expansion of macro 'compileti= me_assert' > > 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond),= msg) > > | ^~~~~~~~~~~~~~~~~~ > > include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_= ON_MSG' > > 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #co= ndition) > > | ^~~~~~~~~~~~~~~~ > > include/linux/cache.h:108:9: note: in expansion of macro 'BUILD_BUG_ON' > > 108 | BUILD_BUG_ON(offsetof(TYPE, __cacheline_group_end__##GR= OUP) - \ > > | ^~~~~~~~~~~~ > > net/ipv4/tcp.c:4673:9: note: in expansion of macro 'CACHELINE_ASSERT_GR= OUP_SIZE' > > 4673 | CACHELINE_ASSERT_GROUP_SIZE(struct tcp_sock, tcp_sock_w= rite_txrx, 92); > > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ > > > > Presumably caused by commit > > > > d2c3a7eb1afa ("tcp: more struct tcp_sock adjustments") > > > > I have reverted that commit for today. =20 >=20 > Yeah, a build bot gave us a warning yesterday, I will fix this today. I am still getting this build failure. --=20 Cheers, Stephen Rothwell --Sig_/X+hQJFyq5z7MEux5de__XW/ Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmYXPxsACgkQAVBC80lX 0GzuKwgAnkJD0uqw5ZtXjSDD8uCFvlBwEqSeumc2wsMbPKDqvz0f5SjYeKCfWrht efuN+i8DZg7rbw8OszvdWIgyPU8Cw0lOn1+Ojv+kgHt0d4Q6iW/xQH5TlNOY8oGs Zx2Ga9TB26Y2lHKAWrSx0TpvZS2hJNNdIdFuUkPBK0ukzOcppxl36b6jXm6V2qOW S4pxr6imP33SQRO81f0ceJ5avNiCm887k4iGenYFvAbAISFV8Ew3mmzJarHJCD2M y6dlqXr7bb1ev2E2BliTnCARHIqWHjn1fA+v5L5I1neShOTPt9BHCBzefolOm7mX nyPDdnAxMobBWeMHD+Ly8w/XUwpeFQ== =ZyYn -----END PGP SIGNATURE----- --Sig_/X+hQJFyq5z7MEux5de__XW/--