Date: Tue, 5 May 2009 18:02:07 +0000 (UTC) From: Andriy Gapon <avg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org Subject: svn commit: r191833 - in stable/7/sys: . contrib/pf dev/ath/ath_hal dev/cxgb kern Message-ID: <200905051802.n45I27T1089303@svn.freebsd.org>
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Author: avg Date: Tue May 5 18:02:07 2009 New Revision: 191833 URL: http://svn.freebsd.org/changeset/base/191833 Log: MFC r174848 by julian: give thread0 the tid 100000 ... and bumpt the others to start at 100001. This is convenient for ACPI code that needs a thread id that is never zero. Reviewed by: jkim Approved by: jhb (mentor) Modified: stable/7/sys/ (props changed) stable/7/sys/contrib/pf/ (props changed) stable/7/sys/dev/ath/ath_hal/ (props changed) stable/7/sys/dev/cxgb/ (props changed) stable/7/sys/kern/init_main.c stable/7/sys/kern/kern_thread.c Modified: stable/7/sys/kern/init_main.c ============================================================================== --- stable/7/sys/kern/init_main.c Tue May 5 17:22:48 2009 (r191832) +++ stable/7/sys/kern/init_main.c Tue May 5 18:02:07 2009 (r191833) @@ -425,6 +425,7 @@ proc0_init(void *dummy __unused) knlist_init(&p->p_klist, &p->p_mtx, NULL, NULL, NULL); STAILQ_INIT(&p->p_ktr); p->p_nice = NZERO; + td->td_tid = PID_MAX + 1; td->td_state = TDS_RUNNING; td->td_pri_class = PRI_TIMESHARE; td->td_user_pri = PUSER; Modified: stable/7/sys/kern/kern_thread.c ============================================================================== --- stable/7/sys/kern/kern_thread.c Tue May 5 17:22:48 2009 (r191832) +++ stable/7/sys/kern/kern_thread.c Tue May 5 18:02:07 2009 (r191833) @@ -252,7 +252,8 @@ threadinit(void) { mtx_init(&tid_lock, "TID lock", NULL, MTX_DEF); - tid_unrhdr = new_unrhdr(PID_MAX + 1, INT_MAX, &tid_lock); + /* leave one number for thread0 */ + tid_unrhdr = new_unrhdr(PID_MAX + 2, INT_MAX, &tid_lock); thread_zone = uma_zcreate("THREAD", sched_sizeof_thread(), thread_ctor, thread_dtor, thread_init, thread_fini,
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