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Add kdb_thr_from_pid(), which given a PID returns the first thread

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in the process. This is useful when working from or with a process.
This commit is contained in:
Marcel Moolenaar 2004-07-21 04:49:48 +00:00
parent 09281f58ed
commit 3d4f313695
2 changed files with 17 additions and 2 deletions
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16
sys/kern/subr_kdb.c
View File

@ -316,7 +316,21 @@ kdb_thr_first(void)
} }
struct thread * struct thread *
kdb_thr_lookup(pid_t tid) kdb_thr_from_pid(pid_t pid)
{
struct proc *p;
p = LIST_FIRST(&allproc);
while (p != NULL) {
if (p->p_sflag & PS_INMEM && p->p_pid == pid)
return (FIRST_THREAD_IN_PROC(p));
p = LIST_NEXT(p, p_list);
}
return (NULL);
}
struct thread *
kdb_thr_lookup(lwpid_t tid)
{ {
struct thread *thr; struct thread *thr;

3
sys/sys/kdb.h
View File

@ -71,7 +71,8 @@ void * kdb_jmpbuf(jmp_buf);
void kdb_reenter(void); void kdb_reenter(void);
struct pcb *kdb_thr_ctx(struct thread *); struct pcb *kdb_thr_ctx(struct thread *);
struct thread *kdb_thr_first(void); struct thread *kdb_thr_first(void);
struct thread *kdb_thr_lookup(pid_t); struct thread *kdb_thr_from_pid(pid_t);
struct thread *kdb_thr_lookup(lwpid_t);
struct thread *kdb_thr_next(struct thread *); struct thread *kdb_thr_next(struct thread *);
int kdb_thr_select(struct thread *); int kdb_thr_select(struct thread *);
int kdb_trap(int, int, struct trapframe *); int kdb_trap(int, int, struct trapframe *);