Messages in this thread | | | Date | Tue, 17 May 2022 04:24:34 +0800 | From | kernel test robot <> | Subject | include/linux/compiler_types.h:352:45: error: call to '__compiletime_assert_481' declared with attribute error: Please avoid flushing system_unbound_wq. |
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tree: https://github.com/intel-lab-lkp/linux/commits/UPDATE-20220516-093322/Tetsuo-Handa/checkpatch-warn-about-flushing-system-wide-workqueues/20220425-073327 head: cd007363b7985a824de0ec5e05f0cb0705e59c88 commit: cd007363b7985a824de0ec5e05f0cb0705e59c88 workqueue: Wrap flush_workqueue() using a macro date: 18 hours ago config: arm-randconfig-r002-20220516 (https://download.01.org/0day-ci/archive/20220517/202205170301.QHEka2f9-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0 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://github.com/intel-lab-lkp/linux/commit/cd007363b7985a824de0ec5e05f0cb0705e59c88 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review UPDATE-20220516-093322/Tetsuo-Handa/checkpatch-warn-about-flushing-system-wide-workqueues/20220425-073327 git checkout cd007363b7985a824de0ec5e05f0cb0705e59c88 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/infiniband/core/
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 <command-line>: drivers/infiniband/core/device.c: In function 'ib_core_cleanup': >> include/linux/compiler_types.h:352:45: error: call to '__compiletime_assert_481' declared with attribute error: Please avoid flushing system_unbound_wq. 352 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^ include/linux/compiler_types.h:333:25: note: in definition of macro '__compiletime_assert' 333 | prefix ## suffix(); \ | ^~~~~~ include/linux/compiler_types.h:352:9: note: in expansion of macro '_compiletime_assert' 352 | _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), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/workqueue.h:682:9: note: in expansion of macro 'BUILD_BUG_ON_MSG' 682 | BUILD_BUG_ON_MSG(__builtin_constant_p(&(wq) == &system_unbound_wq) && \ | ^~~~~~~~~~~~~~~~ drivers/infiniband/core/device.c:2857:9: note: in expansion of macro 'flush_workqueue' 2857 | flush_workqueue(system_unbound_wq); | ^~~~~~~~~~~~~~~
Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for NET_DSA_SMSC_LAN9303 Depends on NETDEVICES && NET_DSA && (VLAN_8021Q || VLAN_8021Q Selected by - NET_DSA_SMSC_LAN9303_I2C && NETDEVICES && NET_DSA && I2C - NET_DSA_SMSC_LAN9303_MDIO && NETDEVICES && NET_DSA
vim +/__compiletime_assert_481 +352 include/linux/compiler_types.h
eb5c2d4b45e3d2d Will Deacon 2020-07-21 338 eb5c2d4b45e3d2d Will Deacon 2020-07-21 339 #define _compiletime_assert(condition, msg, prefix, suffix) \ eb5c2d4b45e3d2d Will Deacon 2020-07-21 340 __compiletime_assert(condition, msg, prefix, suffix) eb5c2d4b45e3d2d Will Deacon 2020-07-21 341 eb5c2d4b45e3d2d Will Deacon 2020-07-21 342 /** eb5c2d4b45e3d2d Will Deacon 2020-07-21 343 * compiletime_assert - break build and emit msg if condition is false eb5c2d4b45e3d2d Will Deacon 2020-07-21 344 * @condition: a compile-time constant condition to check eb5c2d4b45e3d2d Will Deacon 2020-07-21 345 * @msg: a message to emit if condition is false eb5c2d4b45e3d2d Will Deacon 2020-07-21 346 * eb5c2d4b45e3d2d Will Deacon 2020-07-21 347 * In tradition of POSIX assert, this macro will break the build if the eb5c2d4b45e3d2d Will Deacon 2020-07-21 348 * supplied condition is *false*, emitting the supplied error message if the eb5c2d4b45e3d2d Will Deacon 2020-07-21 349 * compiler has support to do so. eb5c2d4b45e3d2d Will Deacon 2020-07-21 350 */ eb5c2d4b45e3d2d Will Deacon 2020-07-21 351 #define compiletime_assert(condition, msg) \ eb5c2d4b45e3d2d Will Deacon 2020-07-21 @352 _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) eb5c2d4b45e3d2d Will Deacon 2020-07-21 353
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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