tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.4 head: 93e3864c8d0c394f924882214846e755b95a8e83 commit: a39af6150bf16871cff0479ede93e809f4aa21a4 [34/40] BACKPORT: FROMLIST: x86/kvm: Add definitions for virtual suspend time injection config: um-x86_64_defconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): git remote add chrome-os https://chromium.googlesource.com/chromiumos/third_party/kernel git fetch --no-tags chrome-os chromeos-5.4 git checkout a39af6150bf16871cff0479ede93e809f4aa21a4 # save the attached .config to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=um SUBARCH=x86_64 SHELL=/bin/bash kernel/time/ 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 >>): cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] In file included from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/preempt.h:11, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: include/asm-generic/fixmap.h: In function 'fix_to_virt': include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:397:9: note: in definition of macro '__compiletime_assert' 397 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:417:2: note: in expansion of macro '_compiletime_assert' 417 | _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/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/ptrace.h:7, from include/linux/audit.h:13, from kernel/time/timekeeping.c:24: arch/um/include/asm/uaccess.h: In function '__access_ok': arch/um/include/asm/uaccess.h:17:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 17 | (((unsigned long) (addr) >= FIXADDR_USER_START) && \ | ^~ arch/um/include/asm/uaccess.h:45:3: note: in expansion of macro '__access_ok_vsyscall' 45 | __access_ok_vsyscall(addr, size) || | ^~~~~~~~~~~~~~~~~~~~ In file included from arch/x86/include/asm/kvm_host.h:30, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/um/asm/desc.h: At top level: 7 | #define LDT_empty(info) (\ | In file included from arch/um/include/asm/mmu.h:10, from include/linux/mm_types.h:20, from include/linux/mmzone.h:21, from include/linux/gfp.h:6, from include/linux/xarray.h:14, from include/linux/radix-tree.h:18, from include/linux/idr.h:15, from include/linux/kernfs.h:13, from include/linux/sysfs.h:16, from include/linux/kobject.h:20, from include/linux/of.h:17, from include/linux/clocksource.h:19, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/x86/um/asm/mm_context.h:63: note: this is the location of the previous definition 63 | #define LDT_empty(info) (_LDT_empty(info) && ((info)->lm == 0)) | In file included from arch/x86/include/asm/pgtable_types.h:8, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/page_types.h:11: warning: "PAGE_SIZE" redefined 11 | #define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT) | In file included from arch/um/include/asm/thread_info.h:15, from include/linux/thread_info.h:39, from include/asm-generic/preempt.h:5, from ./arch/um/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/um/include/asm/page.h:14: note: this is the location of the previous definition 14 | #define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) | In file included from arch/x86/include/asm/pgtable_types.h:8, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/page_types.h:36: warning: "PAGE_OFFSET" redefined 36 | #define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET) | In file included from arch/um/include/asm/thread_info.h:15, from include/linux/thread_info.h:39, from include/asm-generic/preempt.h:5, from ./arch/um/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/um/include/asm/page.h:93: note: this is the location of the previous definition 93 | #define PAGE_OFFSET (uml_physmem) | In file included from arch/x86/include/asm/pgtable_types.h:8, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/page_types.h:38: warning: "VM_DATA_DEFAULT_FLAGS" redefined 38 | #define VM_DATA_DEFAULT_FLAGS \ | In file included from arch/um/include/asm/page.h:23, from arch/um/include/asm/thread_info.h:15, from include/linux/thread_info.h:39, from include/asm-generic/preempt.h:5, from ./arch/um/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/x86/um/asm/vm-flags.h:19: note: this is the location of the previous definition 19 | #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ | In file included from arch/x86/include/asm/page_types.h:48, from arch/x86/include/asm/pgtable_types.h:8, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, -- from kernel/time/timekeeping.c:11: arch/um/include/asm/pgtable.h:48: note: this is the location of the previous definition 48 | #define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) | In file included from arch/x86/include/asm/pgtable_types.h:250, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_64_types.h:144: warning: "MODULES_VADDR" redefined 144 | #define MODULES_VADDR (__START_KERNEL_map + KERNEL_IMAGE_SIZE) | In file included from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: arch/um/include/asm/pgtable.h:49: note: this is the location of the previous definition 49 | #define MODULES_VADDR VMALLOC_START | In file included from arch/x86/include/asm/pgtable_types.h:250, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_64_types.h:146: warning: "MODULES_END" redefined 146 | #define MODULES_END _AC(0xffffffffff000000, UL) | In file included from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: arch/um/include/asm/pgtable.h:50: note: this is the location of the previous definition 50 | #define MODULES_END VMALLOC_END | In file included from arch/x86/include/asm/pgtable_types.h:250, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_64_types.h:147: warning: "MODULES_LEN" redefined 147 | #define MODULES_LEN (MODULES_END - MODULES_VADDR) | In file included from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: arch/um/include/asm/pgtable.h:51: note: this is the location of the previous definition 51 | #define MODULES_LEN (MODULES_VADDR - MODULES_END) | In file included from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_types.h:266:47: error: conflicting types for 'pgprot_t' 266 | typedef struct pgprot { pgprotval_t pgprot; } pgprot_t; | ^~~~~~~~ In file included from arch/um/include/asm/thread_info.h:15, from include/linux/thread_info.h:39, from include/asm-generic/preempt.h:5, from ./arch/um/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/um/include/asm/page.h:80:42: note: previous declaration of 'pgprot_t' was here 80 | typedef struct { unsigned long pgprot; } pgprot_t; | ^~~~~~~~ In file included from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_types.h:268:34: error: conflicting types for 'pgd_t' 268 | typedef struct { pgdval_t pgd; } pgd_t; | ^~~~~ In file included from arch/um/include/asm/thread_info.h:15, from include/linux/thread_info.h:39, from include/asm-generic/preempt.h:5, from ./arch/um/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/um/include/asm/page.h:58:39: note: previous declaration of 'pgd_t' was here 58 | typedef struct { unsigned long pgd; } pgd_t; | ^~~~~ In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: 14 | #define p4d_t pgd_t | ^~~~~ include/asm-generic/pgtable-nop4d.h:9:31: note: in expansion of macro 'p4d_t' 9 | typedef struct { pgd_t pgd; } p4d_t; | ^~~~~ In file included from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_types.h:268:34: note: previous declaration of 'pgd_t' was here 268 | typedef struct { pgdval_t pgd; } pgd_t; | ^~~~~ In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 14 | #define P4D_SIZE (1UL << P4D_SHIFT) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/5level-fixup.h:9: note: this is the location of the previous definition 9 | #define P4D_SIZE PGDIR_SIZE | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 15 | #define P4D_MASK (~(P4D_SIZE-1)) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/5level-fixup.h:10: note: this is the location of the previous definition 10 | #define P4D_MASK PGDIR_MASK | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 22 | static inline int pgd_none(pgd_t pgd) { return 0; } | ^~~~~~~~ In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:27:19: note: previous definition of 'pgd_none' was here 27 | static inline int pgd_none(pgd_t pgd) { return 0; } | ^~~~~~~~ In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 23 | static inline int pgd_bad(pgd_t pgd) { return 0; } | ^~~~~~~ In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:28:19: note: previous definition of 'pgd_bad' was here 28 | static inline int pgd_bad(pgd_t pgd) { return 0; } | ^~~~~~~ In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 24 | static inline int pgd_present(pgd_t pgd) { return 1; } | ^~~~~~~~~~~ In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:29:19: note: previous definition of 'pgd_present' was here 29 | static inline int pgd_present(pgd_t pgd) { return 1; } | ^~~~~~~~~~~ In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 25 | static inline void pgd_clear(pgd_t *pgd) { } | ^~~~~~~~~ In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:30:20: note: previous definition of 'pgd_clear' was here 30 | static inline void pgd_clear(pgd_t *pgd) { } | ^~~~~~~~~ In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 26 | #define p4d_ERROR(p4d) (pgd_ERROR((p4d).pgd)) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/5level-fixup.h:40: note: this is the location of the previous definition 40 | #define p4d_ERROR(p4d) do { } while (0) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 28 | #define pgd_populate(mm, pgd, p4d) do { } while (0) | In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:33: note: this is the location of the previous definition 33 | #define pgd_populate(mm, pgd, pud) do { } while (0) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 29 | #define pgd_populate_safe(mm, pgd, p4d) do { } while (0) | In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:34: note: this is the location of the previous definition 34 | #define pgd_populate_safe(mm, pgd, pud) do { } while (0) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 34 | #define set_pgd(pgdptr, pgdval) set_p4d((p4d_t *)(pgdptr), (p4d_t) { pgdval }) | In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:39: note: this is the location of the previous definition 39 | #define set_pgd(pgdptr, pgdval) set_pud((pud_t *)(pgdptr), (pud_t) { pgdval }) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: 36 | static inline p4d_t *p4d_offset(pgd_t *pgd, unsigned long address) | ^ include/asm-generic/5level-fixup.h:21:34: note: in definition of macro 'p4d_offset' 21 | #define p4d_offset(pgd, start) (pgd) | ^~~ In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 41 | #define p4d_val(x) (pgd_val((x).pgd)) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/5level-fixup.h:42: note: this is the location of the previous definition 42 | #define p4d_val(p4d) pgd_val(p4d) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 42 | #define __p4d(x) ((p4d_t) { __pgd(x) }) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/5level-fixup.h:48: note: this is the location of the previous definition 48 | #define __p4d(x) __pgd(x) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 44 | #define pgd_page(pgd) (p4d_page((p4d_t){ pgd })) | In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:49: note: this is the location of the previous definition 49 | #define pgd_page(pgd) (pud_page((pud_t){ pgd })) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 45 | #define pgd_page_vaddr(pgd) (p4d_page_vaddr((p4d_t){ pgd })) | In file included from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable-nop4d-hack.h:50: note: this is the location of the previous definition 50 | #define pgd_page_vaddr(pgd) (pud_page_vaddr((pud_t){ pgd })) | In file included from arch/x86/include/asm/pgtable_types.h:321, from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: 53 | #define __p4d_free_tlb(tlb, x, a) do { } while (0) | In file included from include/asm-generic/pgtable-nop4d-hack.h:6, from include/asm-generic/pgtable-nopud.h:8, from arch/um/include/asm/pgtable-3level.h:11, from arch/um/include/asm/pgtable.h:25, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/5level-fixup.h:54: note: this is the location of the previous definition 54 | #define __p4d_free_tlb(tlb, x, addr) do { } while (0) | In file included from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_types.h: In function 'native_make_pud': 351 | return (pud_t) { .p4d.pgd = native_make_pgd(val) }; | ^~~ | pgd arch/x86/include/asm/pgtable_types.h:351:30: error: incompatible types when initializing type 'long unsigned int' using type 'pgd_t' {aka 'struct <anonymous>'} 351 | return (pud_t) { .p4d.pgd = native_make_pgd(val) }; | ^~~~~~~~~~~~~~~ arch/x86/include/asm/pgtable_types.h: In function 'native_pud_val': arch/x86/include/asm/pgtable_types.h:356:28: error: 'pud_t' {aka 'struct <anonymous>'} has no member named 'p4d'; did you mean 'pgd'? 356 | return native_pgd_val(pud.p4d.pgd); | ^~~ | pgd 354 | static inline pudval_t native_pud_val(pud_t pud) | ~~~~~~^~~ arch/x86/include/asm/pgtable_types.h: At top level: arch/x86/include/asm/pgtable_types.h:361:34: error: conflicting types for 'pmd_t' 361 | typedef struct { pmdval_t pmd; } pmd_t; | ^~~~~ In file included from arch/um/include/asm/thread_info.h:15, from include/linux/thread_info.h:39, from include/asm-generic/preempt.h:5, from ./arch/um/include/generated/asm/preempt.h:1, from include/linux/preempt.h:78, from include/linux/spinlock.h:51, from include/linux/seqlock.h:36, from include/linux/time.h:6, from include/uapi/linux/timex.h:56, from include/linux/timex.h:56, from include/linux/clocksource.h:13, from include/linux/timekeeper_internal.h:10, from kernel/time/timekeeping.c:6: arch/um/include/asm/page.h:61:39: note: previous declaration of 'pmd_t' was here 61 | typedef struct { unsigned long pmd; } pmd_t; | ^~~~~ In file included from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_types.h:515: warning: "pgprot_writecombine" redefined 515 | #define pgprot_writecombine pgprot_writecombine | In file included from arch/um/include/asm/pgtable.h:363, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable.h:505: note: this is the location of the previous definition 505 | #define pgprot_writecombine pgprot_noncached | In file included from arch/x86/include/asm/pat.h:6, from arch/x86/include/asm/mtrr.h:27, from arch/x86/include/asm/kvm_host.h:31, from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/pgtable_types.h:518: warning: "pgprot_writethrough" redefined 518 | #define pgprot_writethrough pgprot_writethrough | In file included from arch/um/include/asm/pgtable.h:363, from include/linux/mm.h:99, from kernel/time/timekeeping.c:11: include/asm-generic/pgtable.h:509: note: this is the location of the previous definition 509 | #define pgprot_writethrough pgprot_noncached | In file included from include/linux/kvm_host.h:37, from kernel/time/timekeeping.c:25: arch/x86/include/asm/kvm_host.h:474:29: error: 'INTEL_PMC_MAX_GENERIC' undeclared here (not in a function) 474 | struct kvm_pmc gp_counters[INTEL_PMC_MAX_GENERIC]; | ^~~~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/kvm_host.h:475:32: error: 'INTEL_PMC_MAX_FIXED' undeclared here (not in a function) 475 | struct kvm_pmc fixed_counters[INTEL_PMC_MAX_FIXED]; | ^~~~~~~~~~~~~~~~~~~ arch/x86/include/asm/kvm_host.h: In function 'read_msr': arch/x86/include/asm/kvm_host.h:1508:2: error: implicit declaration of function 'rdmsrl' [-Werror=implicit-function-declaration] 1508 | rdmsrl(msr, value); | ^~~~~~ arch/x86/include/asm/kvm_host.h: In function 'kvm_irq_is_postable': arch/x86/include/asm/kvm_host.h:1628:32: error: 'APIC_DM_FIXED' undeclared (first use in this function) 1628 | return (irq->delivery_mode == APIC_DM_FIXED || | ^~~~~~~~~~~~~ arch/x86/include/asm/kvm_host.h:1628:32: note: each undeclared identifier is reported only once for each function it appears in arch/x86/include/asm/kvm_host.h:1629:25: error: 'APIC_DM_LOWEST' undeclared (first use in this function) 1629 | irq->delivery_mode == APIC_DM_LOWEST); | ^~~~~~~~~~~~~~ arch/x86/include/asm/kvm_host.h: In function 'kvm_cpu_get_apicid': arch/x86/include/asm/kvm_host.h:1652:9: error: 'BAD_APICID' undeclared (first use in this function) 1652 | return BAD_APICID; | ^~~~~~~~~~ cc1: some warnings being treated as errors vim +/INTEL_PMC_MAX_GENERIC +474 arch/x86/include/asm/kvm_host.h f5132b01386b5a6 Gleb Natapov 2011-11-10 460 f5132b01386b5a6 Gleb Natapov 2011-11-10 461 struct kvm_pmu { f5132b01386b5a6 Gleb Natapov 2011-11-10 462 unsigned nr_arch_gp_counters; f5132b01386b5a6 Gleb Natapov 2011-11-10 463 unsigned nr_arch_fixed_counters; f5132b01386b5a6 Gleb Natapov 2011-11-10 464 unsigned available_event_types; f5132b01386b5a6 Gleb Natapov 2011-11-10 465 u64 fixed_ctr_ctrl; f5132b01386b5a6 Gleb Natapov 2011-11-10 466 u64 global_ctrl; f5132b01386b5a6 Gleb Natapov 2011-11-10 467 u64 global_status; f5132b01386b5a6 Gleb Natapov 2011-11-10 468 u64 global_ovf_ctrl; f5132b01386b5a6 Gleb Natapov 2011-11-10 469 u64 counter_bitmask[2]; f5132b01386b5a6 Gleb Natapov 2011-11-10 470 u64 global_ctrl_mask; c715eb9fe9027ed Luwei Kang 2019-02-18 471 u64 global_ovf_ctrl_mask; 103af0a98788592 Andi Kleen 2013-07-18 472 u64 reserved_bits; f5132b01386b5a6 Gleb Natapov 2011-11-10 473 u8 version; 15c7ad51ad58cbd Robert Richter 2012-06-20 @474 struct kvm_pmc gp_counters[INTEL_PMC_MAX_GENERIC]; 15c7ad51ad58cbd Robert Richter 2012-06-20 @475 struct kvm_pmc fixed_counters[INTEL_PMC_MAX_FIXED]; f5132b01386b5a6 Gleb Natapov 2011-11-10 476 struct irq_work irq_work; f5132b01386b5a6 Gleb Natapov 2011-11-10 477 u64 reprogram_pmi; f5132b01386b5a6 Gleb Natapov 2011-11-10 478 }; f5132b01386b5a6 Gleb Natapov 2011-11-10 479 :::::: The code at line 474 was first introduced by commit :::::: 15c7ad51ad58cbd3b46112c1840bc7228bd354bf perf/x86: Rename Intel specific macros :::::: TO: Robert Richter <robert.richter(a)amd.com&gt; :::::: CC: Ingo Molnar <mingo(a)kernel.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org