kernel_5.10 no rt

hc

2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/arch/powerpc/lib/feature-fixups-test.S
..
..
@@ -1,17 +1,13 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * Copyright 2008 Michael Ellerman, IBM Corporation.
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- *
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version
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- * 2 of the License, or (at your option) any later version.
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  */
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 #include <asm/feature-fixups.h>
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 #include <asm/ppc_asm.h>
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 #include <asm/synch.h>
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 #include <asm/asm-compat.h>
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+#include <asm/ppc-opcode.h>
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11
 
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 	.text
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13
 
..
..
@@ -796,3 +792,71 @@
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 1:	or	1,1,1
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 	sync
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+globl(ftr_fixup_prefix1)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000000
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+	or	2,2,2
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+globl(end_ftr_fixup_prefix1)
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+
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+globl(ftr_fixup_prefix1_orig)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000000
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+	or	2,2,2
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+
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+globl(ftr_fixup_prefix1_expected)
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+	or	1,1,1
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+	nop
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+	nop
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+	or	2,2,2
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+
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+globl(ftr_fixup_prefix2)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000000
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+	or	2,2,2
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+globl(end_ftr_fixup_prefix2)
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+
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+globl(ftr_fixup_prefix2_orig)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000000
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+	or	2,2,2
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+
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+globl(ftr_fixup_prefix2_alt)
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+	.long OP_PREFIX << 26
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+	.long 0x0000001
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+
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+globl(ftr_fixup_prefix2_expected)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000001
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+	or	2,2,2
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+
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+globl(ftr_fixup_prefix3)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000000
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+	or	2,2,2
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+	or	3,3,3
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+globl(end_ftr_fixup_prefix3)
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+
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+globl(ftr_fixup_prefix3_orig)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000000
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+	or	2,2,2
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+	or	3,3,3
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+
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+globl(ftr_fixup_prefix3_alt)
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+	.long OP_PREFIX << 26
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+	.long 0x0000001
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+	nop
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+
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+globl(ftr_fixup_prefix3_expected)
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+	or	1,1,1
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+	.long OP_PREFIX << 26
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+	.long 0x0000001
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+	nop
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+	or	3,3,3