Messages in this thread | | | Date | Mon, 26 Jul 2021 06:04:00 +0800 | From | kernel test robot <> | Subject | Re: [PATCH 1/3] tools libc_compat: add gettid |
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Hi Riccardo,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tip/perf/core] [also build test ERROR on linux/master linus/master v5.14-rc2 next-20210723] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Riccardo-Mancini/tools-add-gettid-to-libc_compat-h/20210722-233601 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git c76826a65f50038f050424365dbf3f97203f8710 config: x86_64-rhel-8.3-kselftests (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/42df183984cce4c25932242bbf9133684e9425db git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Riccardo-Mancini/tools-add-gettid-to-libc_compat-h/20210722-233601 git checkout 42df183984cce4c25932242bbf9133684e9425db # save the attached .config to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash -C tools/testing/selftests/bpf install
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from main.h:15, from xlated_dumper.c:14: tools/include/tools/libc_compat.h: In function 'gettid': tools/include/tools/libc_compat.h:24:16: warning: implicit declaration of function 'syscall' [-Wimplicit-function-declaration] 24 | return (pid_t)syscall(__NR_gettid); | ^~~~~~~ >> tools/include/tools/libc_compat.h:24:24: error: '__NR_gettid' undeclared (first use in this function) 24 | return (pid_t)syscall(__NR_gettid); | ^~~~~~~~~~~ tools/include/tools/libc_compat.h:24:24: note: each undeclared identifier is reported only once for each function it appears in -- In file included from main.h:15, from common.c:27: >> tools/include/tools/libc_compat.h:22:21: error: static declaration of 'gettid' follows non-static declaration 22 | static inline pid_t gettid(void) | ^~~~~~ In file included from /usr/include/unistd.h:1170, from common.c:15: /usr/include/x86_64-linux-gnu/bits/unistd_ext.h:34:16: note: previous declaration of 'gettid' was here 34 | extern __pid_t gettid (void) __THROW; | ^~~~~~ In file included from main.h:15, from common.c:27: tools/include/tools/libc_compat.h: In function 'gettid': >> tools/include/tools/libc_compat.h:24:24: error: '__NR_gettid' undeclared (first use in this function) 24 | return (pid_t)syscall(__NR_gettid); | ^~~~~~~~~~~ tools/include/tools/libc_compat.h:24:24: note: each undeclared identifier is reported only once for each function it appears in -- In file included from main.h:15, from btf.c:20: tools/include/tools/libc_compat.h: In function 'gettid': >> tools/include/tools/libc_compat.h:24:24: error: '__NR_gettid' undeclared (first use in this function) 24 | return (pid_t)syscall(__NR_gettid); | ^~~~~~~~~~~ tools/include/tools/libc_compat.h:24:24: note: each undeclared identifier is reported only once for each function it appears in
vim +/__NR_gettid +24 tools/include/tools/libc_compat.h
20 21 #ifndef HAVE_GETTID > 22 static inline pid_t gettid(void) 23 { > 24 return (pid_t)syscall(__NR_gettid);
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