Date: Thu, 13 Jun 2002 09:44:21 -0700 (PDT) From: Brian Feldman <green@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 12831 for review Message-ID: <200206131644.g5DGiLB33869@freefall.freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=12831 Change 12831 by green@green_laptop_1 on 2002/06/13 09:44:08 The zombie_thread_lock can't be a MTX_SPIN if you want to sleep with it held. Affected files ... ... //depot/projects/kse/sys/kern/kern_thread.c#66 edit Differences ... ==== //depot/projects/kse/sys/kern/kern_thread.c#66 (text+ko) ==== @@ -75,7 +75,7 @@ tdlist_head_t zombie_threads = TAILQ_HEAD_INITIALIZER(zombie_threads); struct mtx zombie_thread_lock; MTX_SYSINIT(zombie_thread_lock, &zombie_thread_lock, - "zombie_thread_lock", MTX_SPIN); + "zombie_thread_lock", MTX_DEF); /* * Pepare a thread for use. @@ -241,9 +241,9 @@ void thread_stash(struct thread *td) { - mtx_lock_spin(&zombie_thread_lock); + mtx_lock(&zombie_thread_lock); TAILQ_INSERT_HEAD(&zombie_threads, td, td_runq); - mtx_unlock_spin(&zombie_thread_lock); + mtx_unlock(&zombie_thread_lock); } /* @@ -254,7 +254,7 @@ { struct thread *td_reaped, *td_next; - mtx_lock_spin(&zombie_thread_lock); + mtx_lock(&zombie_thread_lock); td_reaped = TAILQ_FIRST(&zombie_threads); while (td_reaped) { td_next = TAILQ_NEXT(td_reaped, td_runq); @@ -262,7 +262,7 @@ thread_free(td_reaped); td_reaped = td_next; } - mtx_unlock_spin(&zombie_thread_lock); + mtx_unlock(&zombie_thread_lock); } To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe p4-projects" in the body of the message
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