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2024-05-16 8d2a02b24d66aa359e83eebc1ed3c0f85367a1cb

 kernel/include/asm-generic/syscall.h
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@@ -1,11 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Access to user system call parameters and results
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  *
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  * Copyright (C) 2008-2009 Red Hat, Inc.  All rights reserved.
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- *
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- * This copyrighted material is made available to anyone wishing to use,
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- * modify, copy, or redistribute it subject to the terms and conditions
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- * of the GNU General Public License v.2.
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  *
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  * This file is a stub providing documentation for what functions
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  * asm-ARCH/syscall.h files need to define.  Most arch definitions
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@@ -105,53 +102,43 @@
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  * syscall_get_arguments - extract system call parameter values
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  * @task:	task of interest, must be blocked
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  * @regs:	task_pt_regs() of @task
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- * @i:		argument index [0,5]
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- * @n:		number of arguments; n+i must be [1,6].
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  * @args:	array filled with argument values
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  *
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- * Fetches @n arguments to the system call starting with the @i'th argument
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- * (from 0 through 5).  Argument @i is stored in @args[0], and so on.
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- * An arch inline version is probably optimal when @i and @n are constants.
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+ * Fetches 6 arguments to the system call.  First argument is stored in
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+*  @args[0], and so on.
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  *
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  * It's only valid to call this when @task is stopped for tracing on
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  * entry to a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
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- * It's invalid to call this with @i + @n > 6; we only support system calls
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- * taking up to 6 arguments.
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  */
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 void syscall_get_arguments(struct task_struct *task, struct pt_regs *regs,
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-			   unsigned int i, unsigned int n, unsigned long *args);
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+			   unsigned long *args);
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 /**
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  * syscall_set_arguments - change system call parameter value
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  * @task:	task of interest, must be in system call entry tracing
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  * @regs:	task_pt_regs() of @task
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- * @i:		argument index [0,5]
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- * @n:		number of arguments; n+i must be [1,6].
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  * @args:	array of argument values to store
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  *
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- * Changes @n arguments to the system call starting with the @i'th argument.
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- * Argument @i gets value @args[0], and so on.
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- * An arch inline version is probably optimal when @i and @n are constants.
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+ * Changes 6 arguments to the system call.
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+ * The first argument gets value @args[0], and so on.
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  *
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  * It's only valid to call this when @task is stopped for tracing on
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  * entry to a system call, due to %TIF_SYSCALL_TRACE or %TIF_SYSCALL_AUDIT.
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- * It's invalid to call this with @i + @n > 6; we only support system calls
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- * taking up to 6 arguments.
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  */
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 void syscall_set_arguments(struct task_struct *task, struct pt_regs *regs,
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-			   unsigned int i, unsigned int n,
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 			   const unsigned long *args);
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 /**
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  * syscall_get_arch - return the AUDIT_ARCH for the current system call
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+ * @task:	task of interest, must be blocked
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  *
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  * Returns the AUDIT_ARCH_* based on the system call convention in use.
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  *
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- * It's only valid to call this when current is stopped on entry to a system
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+ * It's only valid to call this when @task is stopped on entry to a system
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  * call, due to %TIF_SYSCALL_TRACE, %TIF_SYSCALL_AUDIT, or %TIF_SECCOMP.
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  *
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  * Architectures which permit CONFIG_HAVE_ARCH_SECCOMP_FILTER must
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  * provide an implementation of this.
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  */
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-int syscall_get_arch(void);
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+int syscall_get_arch(struct task_struct *task);
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 #endif	/* _ASM_SYSCALL_H */