arm64: vdso: remove two .altinstructions related symbols

The two symbols __alt_instructions and __alt_instructions_end are not
used, since the vDSO patching code looks for the '.altinstructions' ELF
section directly.

Remove the unused linker symbols.

Fixes: 4e3bca8f7cdd ("arm64: alternative: patch alternatives in the vDSO")
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Link: https://lore.kernel.org/r/20230726173619.3732-1-jszhang@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/arch/arm64/kernel/vdso/vdso.lds.S b/arch/arm64/kernel/vdso/vdso.lds.S
index 6028f1fe2d1cbf593af2e3b0973aff64c940a83d..45354f2ddf70697e0146d72f768363301479c66f 100644 (file)
--- a/arch/arm64/kernel/vdso/vdso.lds.S
+++ b/arch/arm64/kernel/vdso/vdso.lds.S
@@ -50,9 +50,7 @@ SECTIONS
 
        . = ALIGN(4);
        .altinstructions : {
-               __alt_instructions = .;
                *(.altinstructions)
-               __alt_instructions_end = .;
        }
 
        .dynamic        : { *(.dynamic) }               :text   :dynamic