From 271d35eb77d0f53177b44968417b630d1fee8b99 Mon Sep 17 00:00:00 2001 From: Daniel Thompson Date: Wed, 22 Jul 2015 12:21:02 +0100 Subject: [PATCH] arm64: mm: Adopt new alternative assembler macros Convert the dynamic patching for ARM64_WORKAROUND_CLEAN_CACHE over to the newly added alternative assembler macros. Signed-off-by: Daniel Thompson Signed-off-by: Will Deacon --- arch/arm64/mm/cache.S | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm64/mm/cache.S b/arch/arm64/mm/cache.S index bdeb5d38c2dd..eb48d5df4a0f 100644 --- a/arch/arm64/mm/cache.S +++ b/arch/arm64/mm/cache.S @@ -143,7 +143,12 @@ __dma_clean_range: dcache_line_size x2, x3 sub x3, x2, #1 bic x0, x0, x3 -1: alternative_insn "dc cvac, x0", "dc civac, x0", ARM64_WORKAROUND_CLEAN_CACHE +1: +alternative_if_not ARM64_WORKAROUND_CLEAN_CACHE + dc cvac, x0 +alternative_else + dc civac, x0 +alternative_endif add x0, x0, x2 cmp x0, x1 b.lo 1b