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PT_[GS]ET{,DB,FP}REGS isn't really optional any more, since we have dummy

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backend functions for those archs that don't support them.  I meant to do
this ages ago, but never got around to it.

Inspired by:	OpenBSD
This commit is contained in:
Dag-Erling Smørgrav 2002-03-15 20:17:12 +00:00
parent f3f1c146a9
commit a888d317bb
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=92369
1 changed files with 1 additions and 25 deletions
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26
sys/kern/sys_process.c
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@ -394,24 +394,12 @@ ptrace(struct thread *td, struct ptrace_args *uap)
case PT_KILL:
case PT_STEP:
case PT_DETACH:
#ifdef PT_GETREGS
case PT_GETREGS:
#endif
#ifdef PT_SETREGS
case PT_SETREGS:
#endif
#ifdef PT_GETFPREGS
case PT_GETFPREGS:
#endif
#ifdef PT_SETFPREGS
case PT_SETFPREGS:
#endif
#ifdef PT_GETDBREGS
case PT_GETDBREGS:
#endif
#ifdef PT_SETDBREGS
case PT_SETDBREGS:
#endif
/* not being traced... */
if ((p->p_flag & P_TRACED) == 0) {
PROC_UNLOCK(p);
@ -584,7 +572,6 @@ ptrace(struct thread *td, struct ptrace_args *uap)
uap->data = SIGKILL;
goto sendsig; /* in PT_CONTINUE above */
#ifdef PT_SETREGS
case PT_SETREGS:
error = copyin(uap->addr, &r.reg, sizeof r.reg);
if (error == 0) {
@ -593,9 +580,7 @@ ptrace(struct thread *td, struct ptrace_args *uap)
PRELE(p);
}
return (error);
#endif /* PT_SETREGS */
#ifdef PT_GETREGS
case PT_GETREGS:
PHOLD(p);
error = proc_read_regs(td2, &r.reg);
@ -603,9 +588,7 @@ ptrace(struct thread *td, struct ptrace_args *uap)
if (error == 0)
error = copyout(&r.reg, uap->addr, sizeof r.reg);
return (error);
#endif /* PT_SETREGS */
#ifdef PT_SETFPREGS
case PT_SETFPREGS:
error = copyin(uap->addr, &r.fpreg, sizeof r.fpreg);
if (error == 0) {
@ -614,9 +597,7 @@ ptrace(struct thread *td, struct ptrace_args *uap)
PRELE(p);
}
return (error);
#endif /* PT_SETFPREGS */
#ifdef PT_GETFPREGS
case PT_GETFPREGS:
PHOLD(p);
error = proc_read_fpregs(td2, &r.fpreg);
@ -624,9 +605,7 @@ ptrace(struct thread *td, struct ptrace_args *uap)
if (error == 0)
error = copyout(&r.fpreg, uap->addr, sizeof r.fpreg);
return (error);
#endif /* PT_SETFPREGS */
#ifdef PT_SETDBREGS
case PT_SETDBREGS:
error = copyin(uap->addr, &r.dbreg, sizeof r.dbreg);
if (error == 0) {
@ -635,9 +614,7 @@ ptrace(struct thread *td, struct ptrace_args *uap)
PRELE(p);
}
return (error);
#endif /* PT_SETDBREGS */
#ifdef PT_GETDBREGS
case PT_GETDBREGS:
PHOLD(p);
error = proc_read_dbregs(td2, &r.dbreg);
@ -645,7 +622,6 @@ ptrace(struct thread *td, struct ptrace_args *uap)
if (error == 0)
error = copyout(&r.dbreg, uap->addr, sizeof r.dbreg);
return (error);
#endif /* PT_SETDBREGS */
default:
KASSERT(0, ("unreachable code\n"));