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#include "thread_dbP.h"
#include <stdbool.h>
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Definition at line 26 of file td_thr_validate.c.
{ td_err_e err; psaddr_t next, ofs; err = DB_GET_FIELD (next, th->th_ta_p, head, list_t, next, 0); if (err == TD_OK) { if (next == 0) { *uninit = true; return TD_NOTHR; } err = DB_GET_FIELD_ADDRESS (ofs, th->th_ta_p, 0, pthread, list, 0); } while (err == TD_OK) { if (next == head) return TD_NOTHR; if (next - (ofs - (psaddr_t) 0) == th->th_unique) return TD_OK; err = DB_GET_FIELD (next, th->th_ta_p, next, list_t, next, 0); } return err; }
Definition at line 58 of file td_thr_validate.c.
{ td_err_e err; psaddr_t list; LOG ("td_thr_validate"); /* First check the list with threads using user allocated stacks. */ bool uninit = false; err = DB_GET_SYMBOL (list, th->th_ta_p, __stack_user); if (err == TD_OK) err = check_thread_list (th, list, &uninit); /* If our thread is not on this list search the list with stack using implementation allocated stacks. */ if (err == TD_NOTHR) { err = DB_GET_SYMBOL (list, th->th_ta_p, stack_used); if (err == TD_OK) err = check_thread_list (th, list, &uninit); if (err == TD_NOTHR && uninit && th->th_unique == 0) /* __pthread_initialize_minimal has not run yet. There is only the special case thread handle. */ err = TD_OK; } if (err == TD_OK) { /* Verify that this is not a stale element in a fork child. */ pid_t match_pid = ps_getpid (th->th_ta_p->ph); psaddr_t pid; err = DB_GET_FIELD (pid, th->th_ta_p, th->th_unique, pthread, pid, 0); if (err == TD_OK && (pid_t) (uintptr_t) pid < 0) { /* This was a thread that was about to fork, or it is the new sole thread in a fork child. In the latter case, its tid was stored via CLONE_CHILD_SETTID and so is already the proper child PID. */ if (-(pid_t) (uintptr_t) pid == match_pid) /* It is about to do a fork, but is really still the parent PID. */ pid = (psaddr_t) (uintptr_t) match_pid; else /* It must be a fork child, whose new PID is in the tid field. */ err = DB_GET_FIELD (pid, th->th_ta_p, th->th_unique, pthread, tid, 0); } if (err == TD_OK && (pid_t) (uintptr_t) pid != match_pid) err = TD_NOTHR; } return err; }