diff options
Diffstat (limited to 'arch/loongarch/include/asm')
| -rw-r--r-- | arch/loongarch/include/asm/kexec.h | 3 | ||||
| -rw-r--r-- | arch/loongarch/include/asm/pgtable.h | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/loongarch/include/asm/kexec.h b/arch/loongarch/include/asm/kexec.h index 209fa43222e1..6be136e9f0a0 100644 --- a/arch/loongarch/include/asm/kexec.h +++ b/arch/loongarch/include/asm/kexec.h @@ -41,6 +41,8 @@ struct kimage_arch { unsigned long systable_ptr; }; +struct kimage; + #ifdef CONFIG_KEXEC_FILE extern const struct kexec_file_ops kexec_efi_ops; extern const struct kexec_file_ops kexec_elf_ops; @@ -59,7 +61,6 @@ typedef void (*do_kexec_t)(unsigned long efi_boot, unsigned long start_addr, unsigned long first_ind_entry); -struct kimage; extern const unsigned char relocate_new_kernel[]; extern const size_t relocate_new_kernel_size; extern void kexec_reboot(void); diff --git a/arch/loongarch/include/asm/pgtable.h b/arch/loongarch/include/asm/pgtable.h index 9a7029285fd5..f51fa0ecb366 100644 --- a/arch/loongarch/include/asm/pgtable.h +++ b/arch/loongarch/include/asm/pgtable.h @@ -392,6 +392,8 @@ static inline pte_t pte_mkwrite_novma(pte_t pte) static inline pte_t pte_wrprotect(pte_t pte) { + if (pte_val(pte) & _PAGE_DIRTY) + pte_val(pte) |= _PAGE_MODIFIED; pte_val(pte) &= ~(_PAGE_WRITE | _PAGE_DIRTY); return pte; } @@ -498,6 +500,8 @@ static inline pmd_t pmd_mkwrite_novma(pmd_t pmd) static inline pmd_t pmd_wrprotect(pmd_t pmd) { + if (pmd_val(pmd) & _PAGE_DIRTY) + pmd_val(pmd) |= _PAGE_MODIFIED; pmd_val(pmd) &= ~(_PAGE_WRITE | _PAGE_DIRTY); return pmd; } |