arm64: lib: Consistently enable crc32 extension

Currently most of the assembly files that use architecture extensions
enable them using the .arch directive but crc32.S uses .cpu instead. Move
that over to .arch for consistency.

Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20200414182843.31664-1-broonie@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/arch/arm64/lib/crc32.S b/arch/arm64/lib/crc32.S
index 243e107..0f9e10e 100644 (file)
--- a/arch/arm64/lib/crc32.S
+++ b/arch/arm64/lib/crc32.S
@@ -9,7 +9,7 @@
 #include <asm/alternative.h>
 #include <asm/assembler.h>
 
-       .cpu            generic+crc
+       .arch           armv8-a+crc
 
        .macro          __crc32, c
        cmp             x2, #16