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Add more compatibility structure members needed by the upcoming fasttrap

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DTrace device.

Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Rui Paulo 2010-08-22 11:04:43 +00:00
parent 193da04bd8
commit 6c44520886
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=211610
1 changed files with 33 additions and 3 deletions
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36
sys/cddl/dev/dtrace/dtrace_cddl.h
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@ -36,6 +36,7 @@ typedef struct kdtrace_proc {
int p_dtrace_probes; /* Are there probes for this proc? */
u_int64_t p_dtrace_count; /* Number of DTrace tracepoints */
void *p_dtrace_helpers; /* DTrace helpers, if any */
int p_dtrace_model;
} kdtrace_proc_t;
@ -59,6 +60,9 @@ typedef struct kdtrace_thread {
/* Handling a return probe. */
u_int8_t _td_dtrace_ast;
/* Saved ast flag. */
#ifdef __amd64__
u_int8_t _td_dtrace_reg;
#endif
} _tds;
u_long _td_dtrace_ft; /* Bitwise or of these flags. */
} _tdu;
@ -67,6 +71,7 @@ typedef struct kdtrace_thread {
#define td_dtrace_step _tdu._tds._td_dtrace_step
#define td_dtrace_ret _tdu._tds._td_dtrace_ret
#define td_dtrace_ast _tdu._tds._td_dtrace_ast
#define td_dtrace_reg _tdu._tds._td_dtrace_reg
uintptr_t td_dtrace_pc; /* DTrace saved pc from fasttrap. */
uintptr_t td_dtrace_npc; /* DTrace next pc from fasttrap. */
@ -74,6 +79,9 @@ typedef struct kdtrace_thread {
/* DTrace per-thread scratch location. */
uintptr_t td_dtrace_astpc;
/* DTrace return sequence location. */
#ifdef __amd64__
uintptr_t td_dtrace_regv;
#endif
u_int64_t td_hrtime; /* Last time on cpu. */
int td_errno; /* Syscall return value. */
} kdtrace_thread_t;
@ -89,16 +97,38 @@ typedef struct kdtrace_thread {
#define t_dtrace_stop td_dtrace->td_dtrace_stop
#define t_dtrace_sig td_dtrace->td_dtrace_sig
#define t_predcache td_dtrace->td_predcache
#define p_dtrace_helpers p_dtrace->p_dtrace_helpers
#define t_dtrace_ft td_dtrace->td_dtrace_ft
#define t_dtrace_on td_dtrace->td_dtrace_on
#define t_dtrace_step td_dtrace->td_dtrace_step
#define t_dtrace_ret td_dtrace->td_dtrace_ret
#define t_dtrace_ast td_dtrace->td_dtrace_ast
#define t_dtrace_reg td_dtrace->td_dtrace_reg
#define t_dtrace_pc td_dtrace->td_dtrace_pc
#define t_dtrace_npc td_dtrace->td_dtrace_npc
#define t_dtrace_scrpc td_dtrace->td_dtrace_scrpc
#define t_dtrace_astpc td_dtrace->td_dtrace_astpc
#define t_dtrace_regv td_dtrace->td_dtrace_regv
#define p_dtrace_helpers p_dtrace->p_dtrace_helpers
#define p_dtrace_count p_dtrace->p_dtrace_count
#define p_dtrace_probes p_dtrace->p_dtrace_probes
#define p_model p_dtrace->p_dtrace_model
#define DATAMODEL_NATIVE 0
#ifdef __amd64__
#define DATAMODEL_LP64 0
#define DATAMODEL_ILP32 1
#else
#define DATAMODEL_LP64 1
#define DATAMODEL_ILP32 0
#endif
/*
* Definitions for fields in struct proc which are named differntly in FreeBSD.
* Definitions for fields in struct proc which are named differently in FreeBSD.
*/
#define p_cred p_ucred
#define p_parent p_pptr
/*
* Definitions for fields in struct thread which are named differntly in FreeBSD.
* Definitions for fields in struct thread which are named differently in FreeBSD.
*/
#define t_procp td_proc
#define t_tid td_tid