diff mbox series

[-next,2/3] arm64: head: Mark constants as data

Message ID 20220922130452.233323-3-chenzhongjin@huawei.com
State New
Headers show
Series arm64: Mark constants in .S files as data | expand

Commit Message

Chen Zhongjin Sept. 22, 2022, 1:04 p.m. UTC 
Add data annotations to constants part of the image header.

Signed-off-by: Julien Thierry <jthierry@redhat.com>
Signed-off-by: Chen Zhongjin <chenzhongjin@huawei.com>
Reviewed-by: Mark Brown <broonie@kernel.org>
---
 arch/arm64/kernel/head.S | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S
index 814b6587ccb7..f298e88e2d23 100644
--- a/arch/arm64/kernel/head.S
+++ b/arch/arm64/kernel/head.S
@@ -57,9 +57,10 @@ 
 	/*
 	 * 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
@@ -67,6 +68,7 @@ 
 	.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