Hi Johannes, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/rw/uml.git linux-next head: 80f9733114e8f925b88d8f4e65ee827640ce4253 commit: 68f5d3f3b6543266b29e047cfaf9842333019b4c [8/18] um: add PCI over virtio emulation driver config: um-allmodconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/rw/uml.git/commit/?id=68f... git remote add uml https://git.kernel.org/pub/scm/linux/kernel/git/rw/uml.git git fetch --no-tags uml linux-next git checkout 68f5d3f3b6543266b29e047cfaf9842333019b4c # save the attached .config to linux build tree make W=1 ARCH=um If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All error/warnings (new ones prefixed by >>): 803 | int um_pci_init(void) | ^~~~~~~~~~~ 877 | void um_pci_exit(void) | ^~~~~~~~~~~ -- drivers/gpio/gpio-amd8111.c: In function 'amd_gpio_init': 211 | gp.pm = ioport_map(gp.pmbase + PMBASE_OFFSET, PMBASE_SIZE); | ^~~~~~~~~~ | ioremap 211 | gp.pm = ioport_map(gp.pmbase + PMBASE_OFFSET, PMBASE_SIZE); | ^ 226 | ioport_unmap(gp.pm); | ^~~~~~~~~~~~ cc1: some warnings being treated as errors -- 85 | void __iomem *ioremap(phys_addr_t offset, size_t size) | ^~~~~~~ 151 | void iounmap(void __iomem *addr) | ^~~~~~~ 179 | void real_raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~~~~ lib/logic_iomem.c:185:1: note: in expansion of macro 'MAKE_FALLBACK' 185 | MAKE_FALLBACK(b, 8); | ^~~~~~~~~~~~~ 179 | void real_raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~~~~ lib/logic_iomem.c:186:1: note: in expansion of macro 'MAKE_FALLBACK' 186 | MAKE_FALLBACK(w, 16); | ^~~~~~~~~~~~~ 179 | void real_raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~~~~ lib/logic_iomem.c:187:1: note: in expansion of macro 'MAKE_FALLBACK' 187 | MAKE_FALLBACK(l, 32); | ^~~~~~~~~~~~~ 179 | void real_raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~~~~ lib/logic_iomem.c:189:1: note: in expansion of macro 'MAKE_FALLBACK' 189 | MAKE_FALLBACK(q, 64); | ^~~~~~~~~~~~~ 216 | u##sz __raw_read ## op(const volatile void __iomem *addr) \ | ^~~~~~~~~~ lib/logic_iomem.c:244:1: note: in expansion of macro 'MAKE_OP' 244 | MAKE_OP(b, 8); | ^~~~~~~ 229 | void __raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~ lib/logic_iomem.c:244:1: note: in expansion of macro 'MAKE_OP' 244 | MAKE_OP(b, 8); | ^~~~~~~ 216 | u##sz __raw_read ## op(const volatile void __iomem *addr) \ | ^~~~~~~~~~ lib/logic_iomem.c:245:1: note: in expansion of macro 'MAKE_OP' 245 | MAKE_OP(w, 16); | ^~~~~~~ 229 | void __raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~ lib/logic_iomem.c:245:1: note: in expansion of macro 'MAKE_OP' 245 | MAKE_OP(w, 16); | ^~~~~~~ 216 | u##sz __raw_read ## op(const volatile void __iomem *addr) \ | ^~~~~~~~~~ lib/logic_iomem.c:246:1: note: in expansion of macro 'MAKE_OP' 246 | MAKE_OP(l, 32); | ^~~~~~~ 229 | void __raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~ lib/logic_iomem.c:246:1: note: in expansion of macro 'MAKE_OP' 246 | MAKE_OP(l, 32); | ^~~~~~~ 216 | u##sz __raw_read ## op(const volatile void __iomem *addr) \ | ^~~~~~~~~~ lib/logic_iomem.c:248:1: note: in expansion of macro 'MAKE_OP' 248 | MAKE_OP(q, 64); | ^~~~~~~ 229 | void __raw_write ## op(u ## sz val, volatile void __iomem *addr) \ | ^~~~~~~~~~~ lib/logic_iomem.c:248:1: note: in expansion of macro 'MAKE_OP' 248 | MAKE_OP(q, 64); | ^~~~~~~ 251 | void memset_io(volatile void __iomem *addr, int value, size_t size) | ^~~~~~~~~ 273 | void memcpy_fromio(void *buffer, const volatile void __iomem *addr, | ^~~~~~~~~~~~~ 297 | void memcpy_toio(volatile void __iomem *addr, const void *buffer, size_t size) | ^~~~~~~~~~~ -- In file included from drivers/dma/idxd/init.c:24: drivers/dma/idxd/perfmon.h: In function 'event_to_pmu': 24 | pmu = event->pmu; | ^~ drivers/dma/idxd/perfmon.h: In function 'event_to_idxd': drivers/dma/idxd/perfmon.h:35:13: error: 'struct perf_event' has no member named 'pmu' 35 | pmu = event->pmu; | ^~ drivers/dma/idxd/init.c: In function 'idxd_init_module': 748 | if (!cpu_feature_enabled(X86_FEATURE_MOVDIR64B)) { | ^~~~~~~~~~~~~~~~~~~ | pci_ari_enabled cc1: some warnings being treated as errors -- drivers/dma/idxd/submit.c: In function 'idxd_submit_desc': 112 | iosubmit_cmds512(portal, desc->hw, 1); | ^~~~~~~~~~~~~~~~ 120 | rc = enqcmds(portal, desc->hw); | ^~~~~~~ cc1: some warnings being treated as errors -- In file included from drivers/dma/idxd/perfmon.c:7: drivers/dma/idxd/perfmon.h: In function 'event_to_pmu': 24 | pmu = event->pmu; | ^~ drivers/dma/idxd/perfmon.h: In function 'event_to_idxd': drivers/dma/idxd/perfmon.h:35:13: error: 'struct perf_event' has no member named 'pmu' 35 | pmu = event->pmu; | ^~ drivers/dma/idxd/perfmon.c: In function 'is_idxd_event': 82 | return &idxd_pmu->pmu == event->pmu; | ^~ drivers/dma/idxd/perfmon.c: In function 'perfmon_collect_events': 100 | idxd_pmu->event_list[n]->hw.idx = n; | ^~ In file included from drivers/dma/idxd/idxd.h:13, from drivers/dma/idxd/perfmon.c:6: 622 | if ((event)->group_leader == (event)) \ | ^~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/asm-generic/bug.h:20, from ./arch/um/include/generated/asm/bug.h:1, from include/linux/bug.h:5, from include/linux/thread_info.h:12, from include/asm-generic/current.h:5, from ./arch/um/include/generated/asm/current.h:1, from include/linux/sched.h:12, from include/linux/sched/task.h:10, from drivers/dma/idxd/perfmon.c:4: 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~ include/linux/kernel.h:703:26: note: in definition of macro 'container_of' 703 | void *__mptr = (void *)(ptr); \ | ^~~ include/linux/list.h:522:2: note: in expansion of macro 'list_entry' 522 | list_entry((ptr)->next, type, member) | ^~~~~~~~~~ include/linux/list.h:628:13: note: in expansion of macro 'list_first_entry' 628 | for (pos = list_first_entry(head, typeof(*pos), member); \ | ^~~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ In file included from <command-line>: 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _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/kernel.h:704:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:704:20: note: in expansion of macro '__same_type' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:522:2: note: in expansion of macro 'list_entry' 522 | list_entry((ptr)->next, type, member) | ^~~~~~~~~~ include/linux/list.h:628:13: note: in expansion of macro 'list_first_entry' 628 | for (pos = list_first_entry(head, typeof(*pos), member); \ | ^~~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _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/kernel.h:704:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:704:20: note: in expansion of macro '__same_type' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:522:2: note: in expansion of macro 'list_entry' 522 | list_entry((ptr)->next, type, member) | ^~~~~~~~~~ include/linux/list.h:628:13: note: in expansion of macro 'list_first_entry' 628 | for (pos = list_first_entry(head, typeof(*pos), member); \ | ^~~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _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/kernel.h:704:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:705:6: note: in expansion of macro '__same_type' 705 | !__same_type(*(ptr), void), \ | ^~~~~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:522:2: note: in expansion of macro 'list_entry' 522 | list_entry((ptr)->next, type, member) | ^~~~~~~~~~ include/linux/list.h:628:13: note: in expansion of macro 'list_first_entry' 628 | for (pos = list_first_entry(head, typeof(*pos), member); \ | ^~~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:707:21: note: in expansion of macro 'offsetof' 707 | ((type *)(__mptr - offsetof(type, member))); }) | ^~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:522:2: note: in expansion of macro 'list_entry' 522 | list_entry((ptr)->next, type, member) | ^~~~~~~~~~ include/linux/list.h:628:13: note: in expansion of macro 'list_first_entry' 628 | for (pos = list_first_entry(head, typeof(*pos), member); \ | ^~~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/rculist.h:10, from include/linux/pid.h:5, from include/linux/sched.h:14, from include/linux/sched/task.h:10, from drivers/dma/idxd/perfmon.c:4: 619 | (&pos->member == (head)) | ^~ include/linux/list.h:629:8: note: in expansion of macro 'list_entry_is_head' 629 | !list_entry_is_head(pos, head, member); \ | ^~~~~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~ include/linux/list.h:619:20: note: in definition of macro 'list_entry_is_head' 619 | (&pos->member == (head)) | ^~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/asm-generic/bug.h:20, from ./arch/um/include/generated/asm/bug.h:1, from include/linux/bug.h:5, from include/linux/thread_info.h:12, from include/asm-generic/current.h:5, from ./arch/um/include/generated/asm/current.h:1, from include/linux/sched.h:12, from include/linux/sched/task.h:10, from drivers/dma/idxd/perfmon.c:4: include/linux/list.h:555:18: error: 'struct perf_event' has no member named 'sibling_list' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~ include/linux/kernel.h:703:26: note: in definition of macro 'container_of' 703 | void *__mptr = (void *)(ptr); \ | ^~~ include/linux/list.h:555:2: note: in expansion of macro 'list_entry' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~~~~~~~~~ include/linux/list.h:630:13: note: in expansion of macro 'list_next_entry' 630 | pos = list_next_entry(pos, member)) | ^~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ In file included from <command-line>: include/linux/list.h:555:18: error: 'struct perf_event' has no member named 'sibling_list' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _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/kernel.h:704:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:704:20: note: in expansion of macro '__same_type' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:555:2: note: in expansion of macro 'list_entry' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~~~~~~~~~ include/linux/list.h:630:13: note: in expansion of macro 'list_next_entry' 630 | pos = list_next_entry(pos, member)) | ^~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _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/kernel.h:704:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:704:20: note: in expansion of macro '__same_type' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:555:2: note: in expansion of macro 'list_entry' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~~~~~~~~~ include/linux/list.h:630:13: note: in expansion of macro 'list_next_entry' 630 | pos = list_next_entry(pos, member)) | ^~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ include/linux/list.h:555:18: error: 'struct perf_event' has no member named 'sibling_list' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~ include/linux/compiler_types.h:308:9: note: in definition of macro '__compiletime_assert' 308 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler_types.h:328:2: note: in expansion of macro '_compiletime_assert' 328 | _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/kernel.h:704:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 704 | BUILD_BUG_ON_MSG(!__same_type(*(ptr), ((type *)0)->member) && \ | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:705:6: note: in expansion of macro '__same_type' 705 | !__same_type(*(ptr), void), \ | ^~~~~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:555:2: note: in expansion of macro 'list_entry' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~~~~~~~~~ include/linux/list.h:630:13: note: in expansion of macro 'list_next_entry' 630 | pos = list_next_entry(pos, member)) | ^~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b) | ^~~~~~~~~~~~~~~~~~ include/linux/stddef.h:17:32: note: in expansion of macro '__compiler_offsetof' 17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) | ^~~~~~~~~~~~~~~~~~~ include/linux/kernel.h:707:21: note: in expansion of macro 'offsetof' 707 | ((type *)(__mptr - offsetof(type, member))); }) | ^~~~~~~~ include/linux/list.h:511:2: note: in expansion of macro 'container_of' 511 | container_of(ptr, type, member) | ^~~~~~~~~~~~ include/linux/list.h:555:2: note: in expansion of macro 'list_entry' 555 | list_entry((pos)->member.next, typeof(*(pos)), member) | ^~~~~~~~~~ include/linux/list.h:630:13: note: in expansion of macro 'list_next_entry' 630 | pos = list_next_entry(pos, member)) | ^~~~~~~~~~~~~~~ include/linux/perf_event.h:623:3: note: in expansion of macro 'list_for_each_entry' 623 | list_for_each_entry((sibling), &(event)->sibling_list, sibling_list) | ^~~~~~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:107:2: note: in expansion of macro 'for_each_sibling_event' 107 | for_each_sibling_event(event, leader) { | ^~~~~~~~~~~~~~~~~~~~~~ 109 | event->state <= PERF_EVENT_STATE_OFF) | ^~ drivers/dma/idxd/perfmon.c:116:26: error: 'struct perf_event' has no member named 'hw' 116 | idxd_pmu->event_list[n]->hw.idx = n; | ^~ drivers/dma/idxd/perfmon.c: In function 'perfmon_assign_hw_event': drivers/dma/idxd/perfmon.c:127:36: error: 'struct perf_event' has no member named 'hw' 127 | struct hw_perf_event *hwc = &event->hw; | ^~ 129 | hwc->idx = idx; | ^~ 130 | hwc->config_base = ioread64(CNTRCFG_REG(idxd, idx)); | ^~ 131 | hwc->event_base = ioread64(CNTRCFG_REG(idxd, idx)); | ^~ drivers/dma/idxd/perfmon.c: In function 'perfmon_validate_group': 157 | struct perf_event *leader = event->group_leader; | ^~ drivers/dma/idxd/perfmon.c: In function 'perfmon_pmu_event_init': drivers/dma/idxd/perfmon.c:204:7: error: 'struct perf_event' has no member named 'hw' 204 | event->hw.idx = -1; | ^~ 206 | if (event->attr.type != event->pmu->type) | ^~ drivers/dma/idxd/perfmon.c:206:31: error: 'struct perf_event' has no member named 'pmu' 206 | if (event->attr.type != event->pmu->type) | ^~ drivers/dma/idxd/perfmon.c:210:11: error: 'struct perf_event' has no member named 'attr' 210 | if (event->attr.sample_period) | ^~ 213 | if (event->cpu < 0) | ^~ drivers/dma/idxd/perfmon.c:216:11: error: 'struct perf_event' has no member named 'pmu' 216 | if (event->pmu != &idxd->idxd_pmu->pmu) | ^~ drivers/dma/idxd/perfmon.c:219:7: error: 'struct perf_event' has no member named 'hw' 219 | event->hw.event_base = ioread64(PERFMON_TABLE_OFFSET(idxd)); | ^~ drivers/dma/idxd/perfmon.c:220:7: error: 'struct perf_event' has no member named 'cpu' 220 | event->cpu = idxd->idxd_pmu->cpu; | ^~ drivers/dma/idxd/perfmon.c:221:7: error: 'struct perf_event' has no member named 'hw' 221 | event->hw.config = event->attr.config; | ^~ drivers/dma/idxd/perfmon.c:221:26: error: 'struct perf_event' has no member named 'attr' 221 | event->hw.config = event->attr.config; | ^~ drivers/dma/idxd/perfmon.c:223:11: error: 'struct perf_event' has no member named 'group_leader' 223 | if (event->group_leader != event) | ^~ drivers/dma/idxd/perfmon.c: In function 'perfmon_pmu_read_counter': drivers/dma/idxd/perfmon.c:232:36: error: 'struct perf_event' has no member named 'hw' 232 | struct hw_perf_event *hwc = &event->hw; | ^~ drivers/dma/idxd/perfmon.c:234:16: error: 'struct hw_perf_event' has no member named 'idx' 234 | int cntr = hwc->idx; | ^~ drivers/dma/idxd/perfmon.c: In function 'perfmon_pmu_event_update': drivers/dma/idxd/perfmon.c:246:36: error: 'struct perf_event' has no member named 'hw' 246 | struct hw_perf_event *hwc = &event->hw; | ^~ In file included from include/asm-generic/local64.h:22, from ./arch/x86/include/generated/asm/local64.h:1, from include/linux/u64_stats_sync.h:75, from include/linux/cgroup-defs.h:20, from include/linux/cgroup.h:28, from include/linux/perf_event.h:57, from drivers/dma/idxd/idxd.h:13, from drivers/dma/idxd/perfmon.c:6: drivers/dma/idxd/perfmon.c:249:37: error: 'struct hw_perf_event' has no member named 'prev_count' 249 | prev_raw_count = local64_read(&hwc->prev_count); | ^~ arch/x86/include/asm/local.h:16:42: note: in definition of macro 'local_read' 16 | #define local_read(l) atomic_long_read(&(l)->a) | ^ drivers/dma/idxd/perfmon.c:249:20: note: in expansion of macro 'local64_read' 249 | prev_raw_count = local64_read(&hwc->prev_count); | ^~~~~~~~~~~~ In file included from include/linux/atomic.h:82, from include/linux/rcupdate.h:25, from include/linux/rculist.h:11, from include/linux/pid.h:5, from include/linux/sched.h:14, from include/linux/sched/task.h:10, from drivers/dma/idxd/perfmon.c:4: drivers/dma/idxd/perfmon.c:251:31: error: 'struct hw_perf_event' has no member named 'prev_count' 251 | } while (local64_cmpxchg(&hwc->prev_count, prev_raw_count, | ^~ include/asm-generic/atomic-instrumented.h:1798:9: note: in definition of macro 'cmpxchg_local' 1798 | typeof(ptr) __ai_ptr = (ptr); \ | ^~~ include/asm-generic/local64.h:45:34: note: in expansion of macro 'local_cmpxchg' 45 | #define local64_cmpxchg(l, o, n) local_cmpxchg((&(l)->a), (o), (n)) | ^~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:251:11: note: in expansion of macro 'local64_cmpxchg' 251 | } while (local64_cmpxchg(&hwc->prev_count, prev_raw_count, | ^~~~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:251:31: error: 'struct hw_perf_event' has no member named 'prev_count' 251 | } while (local64_cmpxchg(&hwc->prev_count, prev_raw_count, | ^~ include/asm-generic/atomic-instrumented.h:1798:26: note: in definition of macro 'cmpxchg_local' 1798 | typeof(ptr) __ai_ptr = (ptr); \ | ^~~ include/asm-generic/local64.h:45:34: note: in expansion of macro 'local_cmpxchg' 45 | #define local64_cmpxchg(l, o, n) local_cmpxchg((&(l)->a), (o), (n)) | ^~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:251:11: note: in expansion of macro 'local64_cmpxchg' 251 | } while (local64_cmpxchg(&hwc->prev_count, prev_raw_count, | ^~~~~~~~~~~~~~~ include/asm-generic/atomic-instrumented.h:1799:43: error: invalid type argument of unary '*' (have 'int') 1799 | instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ | ^~~~~~~~~ arch/x86/include/asm/local.h:124:3: note: in expansion of macro 'cmpxchg_local' 124 | (cmpxchg_local(&((l)->a.counter), (o), (n))) | ^~~~~~~~~~~~~ include/asm-generic/local64.h:45:34: note: in expansion of macro 'local_cmpxchg' 45 | #define local64_cmpxchg(l, o, n) local_cmpxchg((&(l)->a), (o), (n)) | ^~~~~~~~~~~~~ drivers/dma/idxd/perfmon.c:251:11: note: in expansion of macro 'local64_cmpxchg' 251 | } while (local64_cmpxchg(&hwc->prev_count, prev_raw_count, | ^~~~~~~~~~~~~~~ include/asm-generic/atomic-instrumented.h:1799:26: warning: passing argument 1 of 'instrument_atomic_write' makes pointer from integer without a cast [-Wint-conversion] 1799 | instrument_atomic_write(__ai_ptr, sizeof(*__ai_ptr)); \ | ^~~~~~~~ | | | int arch/x86/include/asm/local.h:124:3: note: in expansion of macro 'cmpxchg_local' 124 | (cmpxchg_local(&((l)->a.counter), (o), (n))) | ^~~~~~~~~~~~~ include/asm-generic/local64.h:45:34: note: in expansion of macro 'local_cmpxchg' .. vim +29 arch/um/include/asm/delay.h 0bc8fb4dda2b46 Johannes Berg 2020-02-13 18 0bc8fb4dda2b46 Johannes Berg 2020-02-13 19 static inline void um_udelay(unsigned long usecs) 0bc8fb4dda2b46 Johannes Berg 2020-02-13 20 { 0bc8fb4dda2b46 Johannes Berg 2020-02-13 21 if (time_travel_mode == TT_MODE_INFCPU || 0bc8fb4dda2b46 Johannes Berg 2020-02-13 22 time_travel_mode == TT_MODE_EXTERNAL) { 0bc8fb4dda2b46 Johannes Berg 2020-02-13 23 time_travel_ndelay(1000 * usecs); 0bc8fb4dda2b46 Johannes Berg 2020-02-13 24 return; 0bc8fb4dda2b46 Johannes Berg 2020-02-13 25 } 0bc8fb4dda2b46 Johannes Berg 2020-02-13 26 udelay(usecs); 0bc8fb4dda2b46 Johannes Berg 2020-02-13 27 } 0bc8fb4dda2b46 Johannes Berg 2020-02-13 28 #undef udelay 0bc8fb4dda2b46 Johannes Berg 2020-02-13 @29 #define udelay um_udelay :::::: The code at line 29 was first introduced by commit :::::: 0bc8fb4dda2b461491ec567b2333d13897780d8c um: Implement ndelay/udelay in time-travel mode :::::: TO: Johannes Berg <johannes.berg(a)intel.com&gt; :::::: CC: Richard Weinberger <richard(a)nod.at&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org