modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/arch/sh/kernel/kgdb.c
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@@ -1,13 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0
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 /*
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  * SuperH KGDB support
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  *
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  * Copyright (C) 2008 - 2012  Paul Mundt
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  *
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  * Single stepping taken from the old stub by Henry Bell and Jeremy Siegel.
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- *
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- * This file is subject to the terms and conditions of the GNU General Public
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- * License.  See the file "COPYING" in the main directory of this archive
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- * for more details.
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  */
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 #include <linux/kgdb.h>
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 #include <linux/kdebug.h>
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@@ -269,6 +266,7 @@
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 		ptr = &remcomInBuffer[1];
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 		if (kgdb_hex2long(&ptr, &addr))
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 			linux_regs->pc = addr;
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+		fallthrough;
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 	case 'D':
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 	case 'k':
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 		atomic_set(&kgdb_cpu_doing_single_step, -1);
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@@ -312,18 +310,6 @@
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 	regs->pc -= instruction_size(__raw_readw(regs->pc - 4));
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 	kgdb_handle_exception(0, SIGTRAP, 0, regs);
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 	local_irq_restore(flags);
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-}
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-
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-static void kgdb_call_nmi_hook(void *ignored)
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-{
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-	kgdb_nmicallback(raw_smp_processor_id(), get_irq_regs());
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-}
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-
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-void kgdb_roundup_cpus(unsigned long flags)
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-{
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-	local_irq_enable();
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-	smp_call_function(kgdb_call_nmi_hook, NULL, 0);
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-	local_irq_disable();
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 }
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 static int __kgdb_notify(struct die_args *args, unsigned long cmd)
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@@ -382,7 +368,7 @@
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 	unregister_die_notifier(&kgdb_notifier);
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 }
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-struct kgdb_arch arch_kgdb_ops = {
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+const struct kgdb_arch arch_kgdb_ops = {
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 	/* Breakpoint instruction: trapa #0x3c */
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 #ifdef CONFIG_CPU_LITTLE_ENDIAN
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 	.gdb_bpt_instr		= { 0x3c, 0xc3 },