arm64: Move documentation of dcache_by_line_op

The comment describing the macro dcache_by_line_op is placed
right before the previous macro of the one it describes, which is
a bit confusing. Move it to the macro it describes (dcache_by_line_op).

No functional change intended.

Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Fuad Tabba <tabba@google.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20210524083001.2586635-9-tabba@google.com
Signed-off-by: Will Deacon <will@kernel.org>

diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index 0a276b46ef501dc7064a9627a4265ba04e63f76a..ced791124b283ef2893c3ab1a17bf43762d1ee80 100644 (file)
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -387,6 +387,14 @@ alternative_cb_end
        bfi     \tcr, \tmp0, \pos, #3
        .endm
 
+       .macro __dcache_op_workaround_clean_cache, op, addr
+alternative_if_not ARM64_WORKAROUND_CLEAN_CACHE
+       dc      \op, \addr
+alternative_else
+       dc      civac, \addr
+alternative_endif
+       .endm
+
 /*
  * Macro to perform a data cache maintenance for the interval
  * [addr, addr + size)
@@ -398,14 +406,6 @@ alternative_cb_end
  *     fixup:          optional label to branch to on user fault
  *     Corrupts:       addr, size, tmp1, tmp2
  */
-       .macro __dcache_op_workaround_clean_cache, op, addr
-alternative_if_not ARM64_WORKAROUND_CLEAN_CACHE
-       dc      \op, \addr
-alternative_else
-       dc      civac, \addr
-alternative_endif
-       .endm
-
        .macro dcache_by_line_op op, domain, addr, size, tmp1, tmp2, fixup
        dcache_line_size \tmp1, \tmp2
        add     \size, \addr, \size