[PATCH 6.1 043/107] parisc: Mark altinstructions read-only and 32-bit aligned

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6.1-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Helge Deller <deller@xxxxxx>

commit 33f806da2df68606f77d7b892cd1298ba3d463e8 upstream.

Signed-off-by: Helge Deller <deller@xxxxxx>
Cc: stable@xxxxxxxxxxxxxxx   # v6.0+
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 arch/parisc/include/asm/alternative.h | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/arch/parisc/include/asm/alternative.h b/arch/parisc/include/asm/alternative.h
index 1ed45fd085d3..1eb488f25b83 100644
--- a/arch/parisc/include/asm/alternative.h
+++ b/arch/parisc/include/asm/alternative.h
@@ -34,7 +34,8 @@ void apply_alternatives(struct alt_instr *start, struct alt_instr *end,
 
 /* Alternative SMP implementation. */
 #define ALTERNATIVE(cond, replacement)		"!0:"	\
-	".section .altinstructions, \"aw\"	!"	\
+	".section .altinstructions, \"a\"	!"	\
+	".align 4				!"	\
 	".word (0b-4-.)				!"	\
 	".hword 1, " __stringify(cond) "	!"	\
 	".word " __stringify(replacement) "	!"	\
@@ -44,7 +45,8 @@ void apply_alternatives(struct alt_instr *start, struct alt_instr *end,
 
 /* to replace one single instructions by a new instruction */
 #define ALTERNATIVE(from, to, cond, replacement)\
-	.section .altinstructions, "aw"	!	\
+	.section .altinstructions, "a"	!	\
+	.align 4			!	\
 	.word (from - .)		!	\
 	.hword (to - from)/4, cond	!	\
 	.word replacement		!	\
@@ -52,7 +54,8 @@ void apply_alternatives(struct alt_instr *start, struct alt_instr *end,
 
 /* to replace multiple instructions by new code */
 #define ALTERNATIVE_CODE(from, num_instructions, cond, new_instr_ptr)\
-	.section .altinstructions, "aw"	!	\
+	.section .altinstructions, "a"	!	\
+	.align 4			!	\
 	.word (from - .)		!	\
 	.hword -num_instructions, cond	!	\
 	.word (new_instr_ptr - .)	!	\
-- 
2.43.0







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