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Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details [based] [from] [clk] [highbank] [c] you should have received a copy of the gnu general public license along with this program if not see http www gnu org licenses extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 355 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com> Reviewed-by: Steve Winslow <swinslow@gmail.com> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190519154041.837383322@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef _ASM_UPROBES_H
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#define _ASM_UPROBES_H
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/*
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* User-space Probes (UProbes) for sparc
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*
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* Copyright (C) 2013 Oracle, Inc.
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*
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* Authors:
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* Jose E. Marchesi <jose.marchesi@oracle.com>
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* Eric Saint Etienne <eric.saint.etienne@oracle.com>
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*/
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typedef u32 uprobe_opcode_t;
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#define MAX_UINSN_BYTES 4
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#define UPROBE_XOL_SLOT_BYTES (MAX_UINSN_BYTES * 2)
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#define UPROBE_SWBP_INSN_SIZE 4
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#define UPROBE_SWBP_INSN 0x91d02073 /* ta 0x73 */
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#define UPROBE_STP_INSN 0x91d02074 /* ta 0x74 */
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#define ANNUL_BIT (1 << 29)
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struct arch_uprobe {
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union {
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u8 insn[MAX_UINSN_BYTES];
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u32 ixol;
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};
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};
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struct arch_uprobe_task {
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u64 saved_tpc;
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u64 saved_tnpc;
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};
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struct task_struct;
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struct notifier_block;
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extern int arch_uprobe_analyze_insn(struct arch_uprobe *aup, struct mm_struct *mm, unsigned long addr);
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extern int arch_uprobe_pre_xol(struct arch_uprobe *aup, struct pt_regs *regs);
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extern int arch_uprobe_post_xol(struct arch_uprobe *aup, struct pt_regs *regs);
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extern bool arch_uprobe_xol_was_trapped(struct task_struct *tsk);
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extern int arch_uprobe_exception_notify(struct notifier_block *self, unsigned long val, void *data);
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extern void arch_uprobe_abort_xol(struct arch_uprobe *aup, struct pt_regs *regs);
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#endif /* _ASM_UPROBES_H */
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