diff options
Diffstat (limited to 'arch/x86/lib/clear_page_64.S')
| -rw-r--r-- | arch/x86/lib/clear_page_64.S | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/lib/clear_page_64.S b/arch/x86/lib/clear_page_64.S index 2760a15fbc00..a508e4a8c66a 100644 --- a/arch/x86/lib/clear_page_64.S +++ b/arch/x86/lib/clear_page_64.S @@ -1,6 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0-only */ #include <linux/export.h> #include <linux/linkage.h> +#include <linux/cfi_types.h> +#include <linux/objtool.h> #include <asm/asm.h> /* @@ -14,7 +16,7 @@ * Zero a page. * %rdi - page */ -SYM_FUNC_START(clear_page_rep) +SYM_TYPED_FUNC_START(clear_page_rep) movl $4096/8,%ecx xorl %eax,%eax rep stosq @@ -22,7 +24,7 @@ SYM_FUNC_START(clear_page_rep) SYM_FUNC_END(clear_page_rep) EXPORT_SYMBOL_GPL(clear_page_rep) -SYM_FUNC_START(clear_page_orig) +SYM_TYPED_FUNC_START(clear_page_orig) xorl %eax,%eax movl $4096/64,%ecx .p2align 4 @@ -44,7 +46,7 @@ SYM_FUNC_START(clear_page_orig) SYM_FUNC_END(clear_page_orig) EXPORT_SYMBOL_GPL(clear_page_orig) -SYM_FUNC_START(clear_page_erms) +SYM_TYPED_FUNC_START(clear_page_erms) movl $4096,%ecx xorl %eax,%eax rep stosb @@ -63,6 +65,7 @@ EXPORT_SYMBOL_GPL(clear_page_erms) * rcx: uncleared bytes or 0 if successful. */ SYM_FUNC_START(rep_stos_alternative) + ANNOTATE_NOENDBR cmpq $64,%rcx jae .Lunrolled |