[PATCH -next 2/3] arm64: head: Mark constants as data
Chen Zhongjin
chenzhongjin at huawei.com
Thu Sep 22 06:04:51 PDT 2022
Add data annotations to constants part of the image header.
Signed-off-by: Julien Thierry <jthierry at redhat.com>
Signed-off-by: Chen Zhongjin <chenzhongjin at huawei.com>
Reviewed-by: Mark Brown <broonie at kernel.org>
---
arch/arm64/kernel/head.S | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
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
--
2.17.1
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