On 1/28/20 8:06 PM, akpm@xxxxxxxxxxxxxxxxxxxx wrote: > The mm-of-the-moment snapshot 2020-01-28-20-05 has been uploaded to > > http://www.ozlabs.org/~akpm/mmotm/ > > mmotm-readme.txt says > > README for mm-of-the-moment: > > http://www.ozlabs.org/~akpm/mmotm/ > > This is a snapshot of my -mm patch queue. Uploaded at random hopefully > more than once a week. > Lots of build errors when CONFIG_PROC_FS is not set/enabled: (truncation of around 500 lines of errors & warnings:) In file included from ../include/asm-generic/percpu.h:7:0, from ../arch/x86/include/asm/percpu.h:556, from ../arch/x86/include/asm/preempt.h:6, from ../include/linux/preempt.h:78, from ../include/linux/spinlock.h:51, from ../include/linux/seqlock.h:36, from ../include/linux/time.h:6, from ../include/linux/stat.h:19, from ../include/linux/module.h:13, from ../net/mptcp/subflow.c:10: ../net/mptcp/subflow.c: In function ‘mptcp_subflow_create_socket’: ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ ../include/linux/percpu-defs.h:219:47: note: in definition of macro ‘__verify_pcpu_ptr’ const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \ ^~~ ../include/linux/percpu-defs.h:509:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^~~~~~~~~~~~~~~~ ../net/mptcp/subflow.c:624:2: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*net->core.sock_inuse, 1); ^~~~~~~~~~~~ ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ ../include/linux/percpu-defs.h:376:16: note: in definition of macro ‘__pcpu_size_call’ switch(sizeof(variable)) { \ ^~~~~~~~ ../net/mptcp/subflow.c:624:2: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*net->core.sock_inuse, 1); ^~~~~~~~~~~~ In file included from ../arch/x86/include/asm/preempt.h:6:0, from ../include/linux/preempt.h:78, from ../include/linux/spinlock.h:51, from ../include/linux/seqlock.h:36, from ../include/linux/time.h:6, from ../include/linux/stat.h:19, from ../include/linux/module.h:13, from ../net/mptcp/subflow.c:10: ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ ../arch/x86/include/asm/percpu.h:129:17: note: in definition of macro ‘percpu_add_op’ typedef typeof(var) pao_T__; \ ^~~ ../include/linux/percpu-defs.h:377:11: note: in expansion of macro ‘this_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^~~~ ../include/linux/percpu-defs.h:509:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^~~~~~~~~~~~~~~~ ../net/mptcp/subflow.c:624:2: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*net->core.sock_inuse, 1); ^~~~~~~~~~~~ ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ ../arch/x86/include/asm/percpu.h:138:17: note: in definition of macro ‘percpu_add_op’ switch (sizeof(var)) { \ ^~~ ../include/linux/percpu-defs.h:377:11: note: in expansion of macro ‘this_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^~~~ ../include/linux/percpu-defs.h:509:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^~~~~~~~~~~~~~~~ ../net/mptcp/subflow.c:624:2: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*net->core.sock_inuse, 1); ^~~~~~~~~~~~ ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ ../arch/x86/include/asm/percpu.h:141:45: note: in definition of macro ‘percpu_add_op’ asm qual ("incb "__percpu_arg(0) : "+m" (var)); \ ^~~ ../include/linux/percpu-defs.h:377:11: note: in expansion of macro ‘this_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^~~~ ../include/linux/percpu-defs.h:509:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^~~~~~~~~~~~~~~~ ../net/mptcp/subflow.c:624:2: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*net->core.sock_inuse, 1); ^~~~~~~~~~~~ ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ ../arch/x86/include/asm/percpu.h:143:45: note: in definition of macro ‘percpu_add_op’ asm qual ("decb "__percpu_arg(0) : "+m" (var)); \ ^~~ ../include/linux/percpu-defs.h:377:11: note: in expansion of macro ‘this_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^~~~ ../include/linux/percpu-defs.h:509:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^~~~~~~~~~~~~~~~ ../net/mptcp/subflow.c:624:2: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*net->core.sock_inuse, 1); ^~~~~~~~~~~~ ../net/mptcp/subflow.c:624:25: error: ‘struct netns_core’ has no member named ‘sock_inuse’ this_cpu_add(*net->core.sock_inuse, 1); ^ -- ~Randy Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
