Fix a recursion on the thread lock by acquiring it after call rtp_to_pri().
Reported by: swills Reviewed by: kib, markj Differential Revision: https://reviews.freebsd.org/D23495
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=357486
@ -271,14 +271,12 @@ thread_create(struct thread *td, struct rtprio *rtp,
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tidhash_add(newtd);
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/* ignore timesharing class */
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if (rtp != NULL && !(td->td_pri_class == PRI_TIMESHARE &&
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rtp->type == RTP_PRIO_NORMAL))
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rtp_to_pri(rtp, newtd);
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thread_lock(newtd);
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if (rtp != NULL) {
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if (!(td->td_pri_class == PRI_TIMESHARE &&
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rtp->type == RTP_PRIO_NORMAL)) {
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rtp_to_pri(rtp, newtd);
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sched_prio(newtd, newtd->td_user_pri);
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} /* ignore timesharing class */
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}
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TD_SET_CAN_RUN(newtd);
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sched_add(newtd, SRQ_BORING);
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