* [linux-next:master 6041/6048] arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_memfd_secret'
@ 2021-02-04 10:38 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-02-04 10:38 UTC (permalink / raw)
To: Mike Rapoport; +Cc: kbuild-all, Linux Memory Management List
[-- Attachment #1: Type: text/plain, Size: 17728 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 59fa6a163ffabc1bf25c5e0e33899e268a96d3cc
commit: f565ff38e736c333c6ad4deca3e00ed402682654 [6041/6048] mm: introduce memfd_secret system call to create "secret" memory areas
config: arm64-randconfig-r026-20210202 (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=f565ff38e736c333c6ad4deca3e00ed402682654
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout f565ff38e736c333c6ad4deca3e00ed402682654
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
| ^~~~~~~~~~~~
kernel/sys_ni.c:323:1: note: in expansion of macro 'COND_SYSCALL'
323 | COND_SYSCALL(process_vm_readv);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:41:25: warning: no previous prototype for '__arm64_compat_sys_process_vm_readv' [-Wmissing-prototypes]
41 | asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~~~~~~~~
kernel/sys_ni.c:324:1: note: in expansion of macro 'COND_SYSCALL_COMPAT'
324 | COND_SYSCALL_COMPAT(process_vm_readv);
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_process_vm_writev' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:325:1: note: in expansion of macro 'COND_SYSCALL'
325 | COND_SYSCALL(process_vm_writev);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:41:25: warning: no previous prototype for '__arm64_compat_sys_process_vm_writev' [-Wmissing-prototypes]
41 | asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~~~~~~~~
kernel/sys_ni.c:326:1: note: in expansion of macro 'COND_SYSCALL_COMPAT'
326 | COND_SYSCALL_COMPAT(process_vm_writev);
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_kcmp' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:329:1: note: in expansion of macro 'COND_SYSCALL'
329 | COND_SYSCALL(kcmp);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_finit_module' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:331:1: note: in expansion of macro 'COND_SYSCALL'
331 | COND_SYSCALL(finit_module);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_seccomp' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:334:1: note: in expansion of macro 'COND_SYSCALL'
334 | COND_SYSCALL(seccomp);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_memfd_create' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:336:1: note: in expansion of macro 'COND_SYSCALL'
336 | COND_SYSCALL(memfd_create);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_bpf' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:339:1: note: in expansion of macro 'COND_SYSCALL'
339 | COND_SYSCALL(bpf);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_execveat' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:342:1: note: in expansion of macro 'COND_SYSCALL'
342 | COND_SYSCALL(execveat);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_userfaultfd' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:344:1: note: in expansion of macro 'COND_SYSCALL'
344 | COND_SYSCALL(userfaultfd);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_membarrier' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:347:1: note: in expansion of macro 'COND_SYSCALL'
347 | COND_SYSCALL(membarrier);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_mlock2' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:349:1: note: in expansion of macro 'COND_SYSCALL'
349 | COND_SYSCALL(mlock2);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_copy_file_range' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:351:1: note: in expansion of macro 'COND_SYSCALL'
351 | COND_SYSCALL(copy_file_range);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_pkey_mprotect' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:354:1: note: in expansion of macro 'COND_SYSCALL'
354 | COND_SYSCALL(pkey_mprotect);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_pkey_alloc' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:355:1: note: in expansion of macro 'COND_SYSCALL'
355 | COND_SYSCALL(pkey_alloc);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_pkey_free' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:356:1: note: in expansion of macro 'COND_SYSCALL'
356 | COND_SYSCALL(pkey_free);
| ^~~~~~~~~~~~
>> arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_memfd_secret' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:359:1: note: in expansion of macro 'COND_SYSCALL'
359 | COND_SYSCALL(memfd_secret);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_pciconfig_read' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:366:1: note: in expansion of macro 'COND_SYSCALL'
366 | COND_SYSCALL(pciconfig_read);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_pciconfig_write' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:367:1: note: in expansion of macro 'COND_SYSCALL'
367 | COND_SYSCALL(pciconfig_write);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_pciconfig_iobase' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:368:1: note: in expansion of macro 'COND_SYSCALL'
368 | COND_SYSCALL(pciconfig_iobase);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_socketcall' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:371:1: note: in expansion of macro 'COND_SYSCALL'
371 | COND_SYSCALL(socketcall);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:41:25: warning: no previous prototype for '__arm64_compat_sys_socketcall' [-Wmissing-prototypes]
41 | asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~~~~~~~~
kernel/sys_ni.c:372:1: note: in expansion of macro 'COND_SYSCALL_COMPAT'
372 | COND_SYSCALL_COMPAT(socketcall);
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:41:25: warning: no previous prototype for '__arm64_compat_sys_fanotify_mark' [-Wmissing-prototypes]
41 | asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~~~~~~~~
kernel/sys_ni.c:375:1: note: in expansion of macro 'COND_SYSCALL_COMPAT'
375 | COND_SYSCALL_COMPAT(fanotify_mark);
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_vm86old' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:378:1: note: in expansion of macro 'COND_SYSCALL'
378 | COND_SYSCALL(vm86old);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_modify_ldt' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:379:1: note: in expansion of macro 'COND_SYSCALL'
379 | COND_SYSCALL(modify_ldt);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_vm86' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:380:1: note: in expansion of macro 'COND_SYSCALL'
380 | COND_SYSCALL(vm86);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_kexec_file_load' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:381:1: note: in expansion of macro 'COND_SYSCALL'
381 | COND_SYSCALL(kexec_file_load);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_s390_pci_mmio_read' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:384:1: note: in expansion of macro 'COND_SYSCALL'
384 | COND_SYSCALL(s390_pci_mmio_read);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_s390_pci_mmio_write' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:385:1: note: in expansion of macro 'COND_SYSCALL'
385 | COND_SYSCALL(s390_pci_mmio_write);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_s390_ipc' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:386:1: note: in expansion of macro 'COND_SYSCALL'
386 | COND_SYSCALL(s390_ipc);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:41:25: warning: no previous prototype for '__arm64_compat_sys_s390_ipc' [-Wmissing-prototypes]
41 | asmlinkage long __weak __arm64_compat_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~~~~~~~~
kernel/sys_ni.c:387:1: note: in expansion of macro 'COND_SYSCALL_COMPAT'
387 | COND_SYSCALL_COMPAT(s390_ipc);
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_rtas' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:390:1: note: in expansion of macro 'COND_SYSCALL'
390 | COND_SYSCALL(rtas);
| ^~~~~~~~~~~~
arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_spu_run' [-Wmissing-prototypes]
76 | asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
| ^~~~~~~~~~~~
kernel/sys_ni.c:391:1: note: in expansion of macro 'COND_SYSCALL'
391 | COND_SYSCALL(spu_run);
vim +/__arm64_sys_memfd_secret +76 arch/arm64/include/asm/syscall_wrapper.h
4378a7d4be30ec Mark Rutland 2018-07-11 50
4378a7d4be30ec Mark Rutland 2018-07-11 51 #define __SYSCALL_DEFINEx(x, name, ...) \
4378a7d4be30ec Mark Rutland 2018-07-11 52 asmlinkage long __arm64_sys##name(const struct pt_regs *regs); \
4378a7d4be30ec Mark Rutland 2018-07-11 53 ALLOW_ERROR_INJECTION(__arm64_sys##name, ERRNO); \
4378a7d4be30ec Mark Rutland 2018-07-11 54 static long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)); \
4378a7d4be30ec Mark Rutland 2018-07-11 55 static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)); \
4378a7d4be30ec Mark Rutland 2018-07-11 56 asmlinkage long __arm64_sys##name(const struct pt_regs *regs) \
4378a7d4be30ec Mark Rutland 2018-07-11 57 { \
4378a7d4be30ec Mark Rutland 2018-07-11 58 return __se_sys##name(SC_ARM64_REGS_TO_ARGS(x,__VA_ARGS__)); \
4378a7d4be30ec Mark Rutland 2018-07-11 59 } \
4378a7d4be30ec Mark Rutland 2018-07-11 60 static long __se_sys##name(__MAP(x,__SC_LONG,__VA_ARGS__)) \
4378a7d4be30ec Mark Rutland 2018-07-11 61 { \
4378a7d4be30ec Mark Rutland 2018-07-11 62 long ret = __do_sys##name(__MAP(x,__SC_CAST,__VA_ARGS__)); \
4378a7d4be30ec Mark Rutland 2018-07-11 63 __MAP(x,__SC_TEST,__VA_ARGS__); \
4378a7d4be30ec Mark Rutland 2018-07-11 64 __PROTECT(x, ret,__MAP(x,__SC_ARGS,__VA_ARGS__)); \
4378a7d4be30ec Mark Rutland 2018-07-11 65 return ret; \
4378a7d4be30ec Mark Rutland 2018-07-11 66 } \
4378a7d4be30ec Mark Rutland 2018-07-11 67 static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__))
4378a7d4be30ec Mark Rutland 2018-07-11 68
4378a7d4be30ec Mark Rutland 2018-07-11 69 #define SYSCALL_DEFINE0(sname) \
4378a7d4be30ec Mark Rutland 2018-07-11 70 SYSCALL_METADATA(_##sname, 0); \
0e358bd7b7ebd2 Sami Tolvanen 2019-05-24 71 asmlinkage long __arm64_sys_##sname(const struct pt_regs *__unused); \
4378a7d4be30ec Mark Rutland 2018-07-11 72 ALLOW_ERROR_INJECTION(__arm64_sys_##sname, ERRNO); \
0e358bd7b7ebd2 Sami Tolvanen 2019-05-24 73 asmlinkage long __arm64_sys_##sname(const struct pt_regs *__unused)
4378a7d4be30ec Mark Rutland 2018-07-11 74
c27eccfe4d6c74 Sami Tolvanen 2019-09-10 75 #define COND_SYSCALL(name) \
c27eccfe4d6c74 Sami Tolvanen 2019-09-10 @76 asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \
c27eccfe4d6c74 Sami Tolvanen 2019-09-10 77 { \
c27eccfe4d6c74 Sami Tolvanen 2019-09-10 78 return sys_ni_syscall(); \
c27eccfe4d6c74 Sami Tolvanen 2019-09-10 79 }
4378a7d4be30ec Mark Rutland 2018-07-11 80
:::::: The code at line 76 was first introduced by commit
:::::: c27eccfe4d6c7481ce99f1c433ca043ab464080a arm64: fix function types in COND_SYSCALL
:::::: TO: Sami Tolvanen <samitolvanen@google.com>
:::::: CC: Will Deacon <will@kernel.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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2021-02-04 10:38 [linux-next:master 6041/6048] arch/arm64/include/asm/syscall_wrapper.h:76:25: warning: no previous prototype for '__arm64_sys_memfd_secret' kernel test robot
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