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authorAnshuman Khandual <[email protected]>2022-11-17 18:01:44 +0530
committerWill Deacon <[email protected]>2022-11-18 14:37:24 +0000
commit5b468dad6e5cf4998bdc05efbc5526c111666027 (patch)
tree7a0f0e9d88a6a49c4eb4224a20fefd4ab17dea14
parent56eea7f87fb66d7e9508b1b883a602b8df122b03 (diff)
arm64/mm: Drop unused restore_ttbr1
restore_ttbr1 procedure is not used anywhere, hence just drop it. Cc: Catalin Marinas <[email protected]> Cc: Will Deacon <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Andrew Morton <[email protected]> Cc: [email protected] Cc: [email protected] Signed-off-by: Anshuman Khandual <[email protected]> Acked-by: Mark Rutland <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Will Deacon <[email protected]>
-rw-r--r--arch/arm64/include/asm/assembler.h11
1 files changed, 0 insertions, 11 deletions
diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index 27e0c75f7818..88175551b401 100644
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -615,17 +615,6 @@ alternative_endif
.endm
/*
- * Perform the reverse of offset_ttbr1.
- * bic is used as it can cover the immediate value and, in future, won't need
- * to be nop'ed out when dealing with 52-bit kernel VAs.
- */
- .macro restore_ttbr1, ttbr
-#ifdef CONFIG_ARM64_VA_BITS_52
- bic \ttbr, \ttbr, #TTBR1_BADDR_4852_OFFSET
-#endif
- .endm
-
-/*
* Arrange a physical address in a TTBR register, taking care of 52-bit
* addresses.
*