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AJvYcCUnoGu9KDj4e6zd+5c/65Fd5x+NkGnKXOL+KFMwqVKlg7KFrh+NPuz7VSxV9gzolJl95UEduX4T+6mvXOnS7KmizjLKUrfY X-Gm-Message-State: AOJu0YzodpACubrirOWXfnjkawY02c+ODrEUPloNRdnIVaNRa2mOaf3S obuNPbWg3gq4ohB7iVPE7VnGCWsXt3S5+WPk5Lg3/q9VrFiN3PWirMW0who+eFcAmTtq4Uy8KJD j+eJOMJtvuceHmPbEvTSk1tIPXW/L204ryQy7NNYlq25xumB0DQ== X-Google-Smtp-Source: AGHT+IGMo6dxSPis7iuqkMcLFOGFh/Ddc4f+n+qMm9pmVjMFPYyo1L6wu+/u23iR1UJEY5zWQc7ums+QX5vvLk8O1Og= X-Received: by 2002:a05:6e02:13d2:b0:369:e9b7:768d with SMTP id v18-20020a056e0213d200b00369e9b7768dmr130351ilj.18.1712639452945; Mon, 08 Apr 2024 22:10:52 -0700 (PDT) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20240409114028.76ede66a@canb.auug.org.au> In-Reply-To: <20240409114028.76ede66a@canb.auug.org.au> From: Eric Dumazet Date: Tue, 9 Apr 2024 07:10:40 +0200 Message-ID: Subject: Re: linux-next: build failure after merge of the net-next tree To: Stephen Rothwell Cc: David Miller , Jakub Kicinski , Paolo Abeni , Networking , Linux Kernel Mailing List , Linux Next Mailing List Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, Apr 9, 2024 at 3:40=E2=80=AFAM Stephen Rothwell wrote: > > Hi all, > > 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_asse= rt_940' declared with attribute error: BUILD_BUG_ON failed: offsetof(struct= tcp_sock, __cacheline_group_end__tcp_sock_write_txrx) - offsetofend(struct= tcp_sock, __cacheline_group_begin__tcp_sock_write_txrx) > 92 > 460 | _compiletime_assert(condition, msg, __compiletime_assert_= , __COUNTER__) > | ^ > include/linux/compiler_types.h:441:25: note: in definition of macro '__co= mpiletime_assert' > 441 | prefix ## suffix(); = \ > | ^~~~~~ > include/linux/compiler_types.h:460:9: note: in expansion of macro '_compi= letime_assert' > 460 | _compiletime_assert(condition, msg, __compiletime_assert_= , __COUNTER__) > | ^~~~~~~~~~~~~~~~~~~ > include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime= _assert' > 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), m= sg) > | ^~~~~~~~~~~~~~~~~~ > 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: " #cond= ition) > | ^~~~~~~~~~~~~~~~ > include/linux/cache.h:108:9: note: in expansion of macro 'BUILD_BUG_ON' > 108 | BUILD_BUG_ON(offsetof(TYPE, __cacheline_group_end__##GROU= P) - \ > | ^~~~~~~~~~~~ > net/ipv4/tcp.c:4673:9: note: in expansion of macro 'CACHELINE_ASSERT_GROU= P_SIZE' > 4673 | CACHELINE_ASSERT_GROUP_SIZE(struct tcp_sock, tcp_sock_wri= te_txrx, 92); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ > > Presumably caused by commit > > d2c3a7eb1afa ("tcp: more struct tcp_sock adjustments") > > I have reverted that commit for today. Yeah, a build bot gave us a warning yesterday, I will fix this today. Thanks.