diff mbox series

[RFC,v4,30/37] arm64: head: Mark constants as data

Message ID 20220429094355.122389-31-chenzhongjin@huawei.com (mailing list archive)
State New, archived
Headers show
Series objtool: add base support for arm64 | expand

Commit Message

Chen Zhongjin April 29, 2022, 9:43 a.m. UTC 
From: Julien Thierry <jthierry@redhat.com>

Add data annotations to constants part of the image header.

Signed-off-by: Julien Thierry <jthierry@redhat.com>
---
 arch/arm64/kernel/head.S | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S
index 6db9c3603bd8..64527718d4c2 100644
--- a/arch/arm64/kernel/head.S
+++ b/arch/arm64/kernel/head.S
@@ -62,9 +62,10 @@ 
 	/*
 	 * DO NOT MODIFY. Image header expected by Linux boot-loaders.
 	 */
-	efi_signature_nop			// special NOP to identity as PE/COFF executable
+SYM_DATA_LOCAL(efi_nop, efi_signature_nop)	// special NOP to identity as PE/COFF executable
 	b	primary_entry			// branch to kernel start, magic
-	.quad	0				// Image load offset from start of RAM, little-endian
+SYM_DATA_LOCAL(_zero_reserved, .quad	0)	// Image load offset from start of RAM, little-endian
+SYM_DATA_START_LOCAL(_arm64_common_header)
 	le64sym	_kernel_size_le			// Effective size of kernel image, little-endian
 	le64sym	_kernel_flags_le		// Informative flags, little-endian
 	.quad	0				// reserved
@@ -72,6 +73,7 @@ 
 	.quad	0				// reserved
 	.ascii	ARM64_IMAGE_MAGIC		// Magic number
 	.long	.Lpe_header_offset		// Offset to the PE header.
+SYM_DATA_END(_arm64_common_header)
 
 	__EFI_PE_HEADER