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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/arch/hexagon/include/asm/syscall.h
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@@ -1,25 +1,16 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Syscall support for the Hexagon architecture
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  *
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  * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 and
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- * only version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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- * 02110-1301, USA.
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  */
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 #ifndef _ASM_HEXAGON_SYSCALL_H
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 #define _ASM_HEXAGON_SYSCALL_H
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+
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+#include <uapi/linux/audit.h>
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+#include <linux/err.h>
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+#include <asm/ptrace.h>
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 typedef long (*syscall_fn)(unsigned long, unsigned long,
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 	unsigned long, unsigned long,
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@@ -37,10 +28,26 @@
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 static inline void syscall_get_arguments(struct task_struct *task,
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 					 struct pt_regs *regs,
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-					 unsigned int i, unsigned int n,
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 					 unsigned long *args)
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 {
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-	BUG_ON(i + n > 6);
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-	memcpy(args, &(&regs->r00)[i], n * sizeof(args[0]));
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+	memcpy(args, &(&regs->r00)[0], 6 * sizeof(args[0]));
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 }
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+
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+static inline long syscall_get_error(struct task_struct *task,
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+				     struct pt_regs *regs)
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+{
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+	return IS_ERR_VALUE(regs->r00) ? regs->r00 : 0;
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+}
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+
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+static inline long syscall_get_return_value(struct task_struct *task,
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+					    struct pt_regs *regs)
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+{
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+	return regs->r00;
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+}
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+
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+static inline int syscall_get_arch(struct task_struct *task)
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+{
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+	return AUDIT_ARCH_HEXAGON;
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+}
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+
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 #endif