The patch titled Subject: arch/x86/include/asm/pgtable.h needs spinlock.h has been added to the -mm tree. Its filename is arch-x86-include-asm-pgtableh-needs-spinlockh.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/arch-x86-include-asm-pgtableh-needs-spinlockh.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/arch-x86-include-asm-pgtableh-needs-spinlockh.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Subject: arch/x86/include/asm/pgtable.h needs spinlock.h In file included from ./include/linux/pgtable.h:6, from ./include/linux/kasan.h:30, from mm/kasan/common.c:14: ./arch/x86/include/asm/pgtable.h:56:8: error: unknown type name 'spinlock_t' 56 | extern spinlock_t pgd_lock; | ^~~~~~~~~~ Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/x86/include/asm/pgtable.h | 1 + mm/kasan/common.c | 1 + 2 files changed, 2 insertions(+) --- a/arch/x86/include/asm/pgtable.h~arch-x86-include-asm-pgtableh-needs-spinlockh +++ a/arch/x86/include/asm/pgtable.h @@ -3,6 +3,7 @@ #define _ASM_X86_PGTABLE_H #include <linux/mem_encrypt.h> +#include <linux/spinlock.h> #include <asm/page.h> #include <asm/pgtable_types.h> --- a/mm/kasan/common.c~arch-x86-include-asm-pgtableh-needs-spinlockh +++ a/mm/kasan/common.c @@ -15,6 +15,7 @@ #include <linux/kernel.h> #include <linux/linkage.h> #include <linux/memblock.h> +#include <linux/spinlock.h> #include <linux/memory.h> #include <linux/mm.h> #include <linux/module.h> _ Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are kthread-add-the-helper-function-kthread_run_on_cpu-fix.patch mm.patch kmemleak-fix-kmemleak-false-positive-report-with-hw-tag-based-kasan-enable-fix.patch device-dax-remove-pfn-from-__dev_dax_ptepmdpud_fault-fix.patch documentation-vm-page_ownerrst-update-the-documentation-fix.patch mm-shmem-dont-truncate-page-if-memory-failure-happens-checkpatch-fixes.patch shmem-fix-a-race-between-shmem_unused_huge_shrink-and-shmem_evict_inode-checkpatch-fixes.patch memcg-add-per-memcg-vmalloc-stat-v2-fix.patch mm-remove-redundant-check-about-fault_flag_allow_retry-bit-checkpatch-fixes.patch mm-vmalloc-allocate-small-pages-for-area-pages-fix.patch mm-page_allocc-do-not-warn-allocation-failure-on-zone-dma-if-no-managed-pages-fix.patch mm-mempolicy-convert-from-atomic_t-to-refcount_t-on-mempolicy-refcnt-fix.patch mm-memcg-percpu-account-extra-objcg-space-to-memory-cgroups-fix.patch mm-rmap-fix-potential-batched-tlb-flush-race-fix.patch proc-make-the-proc_create-stubs-static-inlines-fix.patch proc-make-the-proc_create-stubs-static-inlines-fix2.patch proc-make-the-proc_create-stubs-static-inlines-fix2-fix.patch kernel-sys-only-take-tasklist_lock-for-get-setpriorityprio_pgrp-checkpatch-fixes.patch hashh-remove-unused-define-directive-fix.patch panic-use-error_report_end-tracepoint-on-warnings-fix.patch linux-next-rejects.patch linux-next-git-rejects.patch arch-x86-include-asm-pgtableh-needs-spinlockh.patch sysctl-move-some-boundary-constants-from-sysctlc-to-sysctl_vals-fix.patch firmware_loader-move-firmware-sysctl-to-its-own-files-fix.patch firmware_loader-move-firmware-sysctl-to-its-own-files-fix-fix.patch sysctl-add-helper-to-register-a-sysctl-mount-point-fix.patch sysctl-move-maxolduid-as-a-sysctl-specific-const-fix.patch proc-remove-pde_data-completely-fix.patch proc-remove-pde_data-completely-fix-fix.patch mm-remove-cleancache-fix.patch mm-simplify-try_to_unuse-fix.patch mutex-subsystem-synchro-test-module-fix.patch kernel-forkc-export-kernel_thread-to-modules.patch