xref: /OK3568_Linux_fs/kernel/include/trace/hooks/traps.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #undef TRACE_SYSTEM
3*4882a593Smuzhiyun #define TRACE_SYSTEM traps
4*4882a593Smuzhiyun #define TRACE_INCLUDE_PATH trace/hooks
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #if !defined(_TRACE_HOOK_TRAPS_H) || defined(TRACE_HEADER_MULTI_READ)
7*4882a593Smuzhiyun #define _TRACE_HOOK_TRAPS_H
8*4882a593Smuzhiyun #include <linux/tracepoint.h>
9*4882a593Smuzhiyun #include <trace/hooks/vendor_hooks.h>
10*4882a593Smuzhiyun /*
11*4882a593Smuzhiyun  * Following tracepoints are not exported in tracefs and provide a
12*4882a593Smuzhiyun  * mechanism for vendor modules to hook and extend functionality
13*4882a593Smuzhiyun  */
14*4882a593Smuzhiyun #ifdef __GENKSYMS__
15*4882a593Smuzhiyun struct pt_regs;
16*4882a593Smuzhiyun #else
17*4882a593Smuzhiyun /* struct pt_regs */
18*4882a593Smuzhiyun #include <asm/ptrace.h>
19*4882a593Smuzhiyun #endif /* __GENKSYMS__ */
20*4882a593Smuzhiyun DECLARE_RESTRICTED_HOOK(android_rvh_do_undefinstr,
21*4882a593Smuzhiyun 	TP_PROTO(struct pt_regs *regs, bool user),
22*4882a593Smuzhiyun 	TP_ARGS(regs, user),
23*4882a593Smuzhiyun 	TP_CONDITION(!user));
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun DECLARE_RESTRICTED_HOOK(android_rvh_do_ptrauth_fault,
26*4882a593Smuzhiyun 	TP_PROTO(struct pt_regs *regs, unsigned int esr, bool user),
27*4882a593Smuzhiyun 	TP_ARGS(regs, esr, user),
28*4882a593Smuzhiyun 	TP_CONDITION(!user));
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun DECLARE_RESTRICTED_HOOK(android_rvh_bad_mode,
31*4882a593Smuzhiyun 	TP_PROTO(struct pt_regs *regs, unsigned int esr, int reason),
32*4882a593Smuzhiyun 	TP_ARGS(regs, reason, esr), 1);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun DECLARE_RESTRICTED_HOOK(android_rvh_arm64_serror_panic,
35*4882a593Smuzhiyun 	TP_PROTO(struct pt_regs *regs, unsigned int esr),
36*4882a593Smuzhiyun 	TP_ARGS(regs, esr), 1);
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun /* macro versions of hooks are no longer required */
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #endif /* _TRACE_HOOK_TRAPS_H */
41*4882a593Smuzhiyun /* This part must be outside protection */
42*4882a593Smuzhiyun #include <trace/define_trace.h>
43