Date: Thu, 16 Oct 2008 04:17:17 +0000 (UTC) From: David Xu <davidxu@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r183929 - head/sys/kern Message-ID: <200810160417.m9G4HHAM051248@svn.freebsd.org>
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Author: davidxu Date: Thu Oct 16 04:17:17 2008 New Revision: 183929 URL: http://svn.freebsd.org/changeset/base/183929 Log: Restore code wrongly removed in SVN revision 173004, it causes threaded process to be stuck in execv(). Noticed by: delphij Modified: head/sys/kern/kern_thread.c Modified: head/sys/kern/kern_thread.c ============================================================================== --- head/sys/kern/kern_thread.c Thu Oct 16 01:46:01 2008 (r183928) +++ head/sys/kern/kern_thread.c Thu Oct 16 04:17:17 2008 (r183929) @@ -572,8 +572,16 @@ thread_single(int mode) sleepq_abort(td2, EINTR); break; case SINGLE_BOUNDARY: + if (TD_IS_SUSPENDED(td2) && + !(td2->td_flags & TDF_BOUNDARY)) + wakeup_swapper |= + thread_unsuspend_one(td2); + if (TD_ON_SLEEPQ(td2) && + (td2->td_flags & TDF_SINTR)) + wakeup_swapper |= + sleepq_abort(td2, ERESTART); break; - default: + default: if (TD_IS_SUSPENDED(td2)) { thread_unlock(td2); continue;
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