diff options
Diffstat (limited to 'arch/arm64/include/asm/efi.h')
| -rw-r--r-- | arch/arm64/include/asm/efi.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h index 835822242a1a..0cad5a5894b9 100644 --- a/arch/arm64/include/asm/efi.h +++ b/arch/arm64/include/asm/efi.h @@ -5,6 +5,7 @@ #include <asm/cpufeature.h> #include <asm/fpsimd.h> #include <asm/io.h> +#include <asm/memory.h> #include <asm/mmu_context.h> #include <asm/neon.h> #include <asm/ptrace.h> @@ -49,6 +50,13 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md); */ #define EFI_FDT_ALIGN SZ_2M /* used by allocate_new_fdt_and_exit_boot() */ +/* + * In some configurations (e.g. VMAP_STACK && 64K pages), stacks built into the + * kernel need greater alignment than we require the segments to be padded to. + */ +#define EFI_KIMG_ALIGN \ + (SEGMENT_ALIGN > THREAD_ALIGN ? SEGMENT_ALIGN : THREAD_ALIGN) + /* on arm64, the FDT may be located anywhere in system RAM */ static inline unsigned long efi_get_max_fdt_addr(unsigned long dram_base) { |