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Subject[PATCH v2 07/18] arm64: keep .altinstructions and .altinstr_replacement
Date
Make sure the linker doesn't remove .altinstructions or
.altinstr_replacement when CONFIG_LD_DEAD_CODE_DATA_ELIMINATION is
enabled.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
---
arch/arm64/kernel/vmlinux.lds.S | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index 7da3e5c366a0..15479995869c 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -138,11 +138,11 @@ SECTIONS
. = ALIGN(4);
.altinstructions : {
__alt_instructions = .;
- *(.altinstructions)
+ KEEP(*(.altinstructions))
__alt_instructions_end = .;
}
.altinstr_replacement : {
- *(.altinstr_replacement)
+ KEEP(*(.altinstr_replacement))
}

. = ALIGN(PAGE_SIZE);
--
2.15.0.448.gf294e3d99a-goog
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