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| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | /* |
| 3 | * User-space Probes (UProbes) for s390 |
| 4 | * |
| 5 | * Copyright IBM Corp. 2014 |
| 6 | * Author(s): Jan Willeke, |
| 7 | */ |
| 8 | |
| 9 | #ifndef _ASM_UPROBES_H |
| 10 | #define _ASM_UPROBES_H |
| 11 | |
| 12 | #include <linux/notifier.h> |
| 13 | |
| 14 | typedef u16 uprobe_opcode_t; |
| 15 | |
| 16 | #define UPROBE_XOL_SLOT_BYTES 256 /* cache aligned */ |
| 17 | |
| 18 | #define UPROBE_SWBP_INSN 0x0002 |
| 19 | #define UPROBE_SWBP_INSN_SIZE 2 |
| 20 | |
| 21 | struct arch_uprobe { |
| 22 | union{ |
| 23 | uprobe_opcode_t insn[3]; |
| 24 | uprobe_opcode_t ixol[3]; |
| 25 | }; |
| 26 | unsigned int saved_per : 1; |
| 27 | unsigned int saved_int_code; |
| 28 | }; |
| 29 | |
| 30 | struct arch_uprobe_task { |
| 31 | }; |
| 32 | |
| 33 | #endif /* _ASM_UPROBES_H */ |
| 34 |
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