[kbuild-all] [arm64:for-next/read-barrier-depends 53/67] include/asm-generic/rwonce.h:38:2: error: implicit declaration of function 'compiletime_assert'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/read-barrier-depends head: 9d46618e4524f4fd2116700af7bf39c29256d7f2 commit: 1785af9a7be7f3071ecbb7dc92239316478a0a3a [53/67] compiler.h: Split {READ,WRITE}_ONCE definitions out into rwonce.h config: parisc-randconfig-r016-20200720 (attached as .config) compiler: hppa-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 git checkout 1785af9a7be7f3071ecbb7dc92239316478a0a3a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from include/linux/console.h:17, from drivers/gpu/drm/tiny/cirrus.c:19: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from include/linux/console.h:17, from drivers/gpu/drm/radeon/radeon_device.c:29: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/radeon/radeon_device.c: At top level: drivers/gpu/drm/radeon/radeon_device.c:637:6: warning: no previous prototype for 'radeon_device_is_virtual' [-Wmissing-prototypes] 637 | bool radeon_device_is_virtual(void) | ^~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from drivers/gpu/drm/radeon/radeon.h:63, from drivers/gpu/drm/radeon/atombios_i2c.c:27: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/radeon/atombios_i2c.c: At top level: drivers/gpu/drm/radeon/atombios_i2c.c:100:5: warning: no previous prototype for 'radeon_atom_hw_i2c_xfer' [-Wmissing-prototypes] 100 | int radeon_atom_hw_i2c_xfer(struct i2c_adapter *i2c_adap, | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/radeon/atombios_i2c.c:150:5: warning: no previous prototype for 'radeon_atom_hw_i2c_func' [-Wmissing-prototypes] 150 | u32 radeon_atom_hw_i2c_func(struct i2c_adapter *adap) | ^~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from drivers/gpu/drm/radeon/radeon.h:63, from drivers/gpu/drm/radeon/rv770_dpm.c:25: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/radeon/rv770_dpm.c: At top level: drivers/gpu/drm/radeon/rv770_dpm.c:47:18: warning: no previous prototype for 'rv770_get_ps' [-Wmissing-prototypes] 47 | struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps) | ^~~~~~~~~~~~ drivers/gpu/drm/radeon/rv770_dpm.c:54:26: warning: no previous prototype for 'rv770_get_pi' [-Wmissing-prototypes] 54 | struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev) | ^~~~~~~~~~~~ drivers/gpu/drm/radeon/rv770_dpm.c:61:30: warning: no previous prototype for 'evergreen_get_pi' [-Wmissing-prototypes] 61 | struct evergreen_power_info *evergreen_get_pi(struct radeon_device *rdev) | ^~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from drivers/gpu/drm/radeon/radeon.h:63, from drivers/gpu/drm/radeon/sumo_dpm.c:24: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/radeon/sumo_dpm.c: At top level: drivers/gpu/drm/radeon/sumo_dpm.c:81:25: warning: no previous prototype for 'sumo_get_pi' [-Wmissing-prototypes] 81 | struct sumo_power_info *sumo_get_pi(struct radeon_device *rdev) | ^~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from drivers/gpu/drm/radeon/radeon.h:63, from drivers/gpu/drm/radeon/r200.c:31: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/radeon/r200.c: At top level: drivers/gpu/drm/radeon/r200.c:35:10: fatal error: r200_reg_safe.h: No such file or directory 35 | #include "r200_reg_safe.h" | ^~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors compilation terminated. -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from drivers/gpu/drm/radeon/radeon.h:63, from drivers/gpu/drm/radeon/evergreen_cs.c:29: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/radeon/evergreen_cs.c: At top level: drivers/gpu/drm/radeon/evergreen_cs.c:32:10: fatal error: evergreen_reg_safe.h: No such file or directory 32 | #include "evergreen_reg_safe.h" | ^~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors compilation terminated. -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from include/drm/spsc_queue.h:27, from include/drm/gpu_scheduler.h:27, from drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h:28, from drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:43, from drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c:29: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c:29: At top level: drivers/gpu/drm/amd/amdgpu/amdgpu.h:190:18: warning: 'sched_policy' defined but not used [-Wunused-const-variable=] 190 | static const int sched_policy = KFD_SCHED_POLICY_HWS; | ^~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:33, from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:30, from drivers/gpu/drm/amd/amdgpu/../include/dm_pp_interface.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:65, from drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c:29: drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:76:32: warning: 'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=] 76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL }; | ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:75:32: warning: 'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=] 75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL }; | ^~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:74:32: warning: 'dc_fixpt_e' defined but not used [-Wunused-const-variable=] 74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL }; | ^~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:73:32: warning: 'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=] 73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL }; | ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:72:32: warning: 'dc_fixpt_pi' defined but not used [-Wunused-const-variable=] 72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL }; | ^~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:67:32: warning: 'dc_fixpt_zero' defined but not used [-Wunused-const-variable=] 67 | static const struct fixed31_32 dc_fixpt_zero = { 0 }; | ^~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from include/drm/spsc_queue.h:27, from include/drm/gpu_scheduler.h:27, from drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h:28, from drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:43, from drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c:25: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c: In function 'amdgpu_allocate_static_csa': drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c:40:6: warning: variable 'r' set but not used [-Wunused-but-set-variable] 40 | int r; | ^ In file included from drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c:25: At top level: drivers/gpu/drm/amd/amdgpu/amdgpu.h:190:18: warning: 'sched_policy' defined but not used [-Wunused-const-variable=] 190 | static const int sched_policy = KFD_SCHED_POLICY_HWS; | ^~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:33, from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:30, from drivers/gpu/drm/amd/amdgpu/../include/dm_pp_interface.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:65, from drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c:25: drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:76:32: warning: 'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=] 76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL }; | ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:75:32: warning: 'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=] 75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL }; | ^~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:74:32: warning: 'dc_fixpt_e' defined but not used [-Wunused-const-variable=] 74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL }; | ^~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:73:32: warning: 'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=] 73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL }; | ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:72:32: warning: 'dc_fixpt_pi' defined but not used [-Wunused-const-variable=] 72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL }; | ^~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:67:32: warning: 'dc_fixpt_zero' defined but not used [-Wunused-const-variable=] 67 | static const struct fixed31_32 dc_fixpt_zero = { 0 }; | ^~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from ./arch/parisc/include/generated/asm/rwonce.h:1, from include/asm-generic/barrier.h:16, from arch/parisc/include/asm/barrier.h:29, from arch/parisc/include/asm/atomic.h:11, from include/linux/atomic.h:7, from include/drm/spsc_queue.h:27, from include/drm/gpu_scheduler.h:27, from drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h:28, from drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:43, from drivers/gpu/drm/amd/amdgpu/kv_dpm.c:24: arch/parisc/include/asm/atomic.h: In function 'atomic_read': 38 | compiletime_assert(__native_word(t) || sizeof(t) == sizeof(long long), \ | ^~~~~~~~~~~~~~~~~~ include/asm-generic/rwonce.h:57:2: note: in expansion of macro 'compiletime_assert_rwonce_type' 57 | compiletime_assert_rwonce_type(x); \ | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ arch/parisc/include/asm/atomic.h:73:9: note: in expansion of macro 'READ_ONCE' 73 | return READ_ONCE((v)->counter); | ^~~~~~~~~ drivers/gpu/drm/amd/amdgpu/kv_dpm.c: In function 'kv_get_acp_boot_level': drivers/gpu/drm/amd/amdgpu/kv_dpm.c:1617:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 1617 | if (table->entries[i].clk >= 0) /* XXX */ | ^~ drivers/gpu/drm/amd/amdgpu/kv_dpm.c: In function 'kv_dpm_powergate_uvd': drivers/gpu/drm/amd/amdgpu/kv_dpm.c:1678:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 1678 | int ret; | ^~~ drivers/gpu/drm/amd/amdgpu/kv_dpm.c: In function 'kv_dpm_powergate_vce': drivers/gpu/drm/amd/amdgpu/kv_dpm.c:1706:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 1706 | int ret; | ^~~ In file included from drivers/gpu/drm/amd/amdgpu/kv_dpm.c:24: At top level: drivers/gpu/drm/amd/amdgpu/amdgpu.h:190:18: warning: 'sched_policy' defined but not used [-Wunused-const-variable=] 190 | static const int sched_policy = KFD_SCHED_POLICY_HWS; | ^~~~~~~~~~~~ In file included from drivers/gpu/drm/amd/amdgpu/../display/dc/dc_types.h:33, from drivers/gpu/drm/amd/amdgpu/../display/dc/dm_services_types.h:30, from drivers/gpu/drm/amd/amdgpu/../include/dm_pp_interface.h:26, from drivers/gpu/drm/amd/amdgpu/amdgpu.h:65, from drivers/gpu/drm/amd/amdgpu/kv_dpm.c:24: drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:76:32: warning: 'dc_fixpt_ln2_div_2' defined but not used [-Wunused-const-variable=] 76 | static const struct fixed31_32 dc_fixpt_ln2_div_2 = { 1488522236LL }; | ^~~~~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:75:32: warning: 'dc_fixpt_ln2' defined but not used [-Wunused-const-variable=] 75 | static const struct fixed31_32 dc_fixpt_ln2 = { 2977044471LL }; | ^~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:74:32: warning: 'dc_fixpt_e' defined but not used [-Wunused-const-variable=] 74 | static const struct fixed31_32 dc_fixpt_e = { 11674931555LL }; | ^~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:73:32: warning: 'dc_fixpt_two_pi' defined but not used [-Wunused-const-variable=] 73 | static const struct fixed31_32 dc_fixpt_two_pi = { 26986075409LL }; | ^~~~~~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:72:32: warning: 'dc_fixpt_pi' defined but not used [-Wunused-const-variable=] 72 | static const struct fixed31_32 dc_fixpt_pi = { 13493037705LL }; | ^~~~~~~~~~~ drivers/gpu/drm/amd/amdgpu/../display/include/fixed31_32.h:67:32: warning: 'dc_fixpt_zero' defined but not used [-Wunused-const-variable=] 67 | static const struct fixed31_32 dc_fixpt_zero = { 0 }; | ^~~~~~~~~~~~~ cc1: some warnings being treated as errors .. vim +/compiletime_assert +38 include/asm-generic/rwonce.h 30 31 /* 32 * Yes, this permits 64-bit accesses on 32-bit architectures. These will 33 * actually be atomic in some cases (namely Armv7 + LPAE), but for others we 34 * rely on the access being split into 2x32-bit accesses for a 32-bit quantity 35 * (e.g. a virtual address) and a strong prevailing wind. 36 */ 37 #define compiletime_assert_rwonce_type(t) \ 39 "Unsupported access size for {READ,WRITE}_ONCE().") 40 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org