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author | brian <brian@FreeBSD.org> | 2007-03-05 17:47:27 +0000 |
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committer | brian <brian@FreeBSD.org> | 2007-03-05 17:47:27 +0000 |
commit | cdf4f0e4261561026225257dc9974e5331b4d608 (patch) | |
tree | fba9c55c660a6349fe83984ae7f6a4012d3b2e29 /lib/libpthread | |
parent | f650676d7dc494534905e8aedc6cbf5851bbd4de (diff) | |
download | FreeBSD-src-cdf4f0e4261561026225257dc9974e5331b4d608.zip FreeBSD-src-cdf4f0e4261561026225257dc9974e5331b4d608.tar.gz |
In the NOTYET code path when a process forks, the remaining
child thread goes back to system scope rather than process
scope. This allows an ensuing exec() to actually work.
This change was made a year ago here, but I "forgot" to
commit it :(
Approved by: deischen
MFC after: 3 weeks
Diffstat (limited to 'lib/libpthread')
-rw-r--r-- | lib/libpthread/thread/thr_kern.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/lib/libpthread/thread/thr_kern.c b/lib/libpthread/thread/thr_kern.c index 02ced94..20e8173 100644 --- a/lib/libpthread/thread/thr_kern.c +++ b/lib/libpthread/thread/thr_kern.c @@ -228,6 +228,10 @@ _kse_single_thread(struct pthread *curthread) __sys_sigprocmask(SIG_SETMASK, &curthread->sigmask, NULL); _thread_active_threads = 1; + curthread->kse->k_kcb->kcb_kmbx.km_curthread = NULL; + curthread->attr.flags &= ~PTHREAD_SCOPE_SYSTEM; + curthread->attr.flags |= PTHREAD_SCOPE_SYSTEM; + /* * Enter a loop to remove and free all threads other than * the running thread from the active thread list: @@ -310,13 +314,6 @@ _kse_single_thread(struct pthread *curthread) inited = 0; } - /* - * After a fork(), the leftover thread goes back to being - * scope process. - */ - curthread->attr.flags &= ~PTHREAD_SCOPE_SYSTEM; - curthread->attr.flags |= PTHREAD_SCOPE_PROCESS; - /* We're no longer part of any lists */ curthread->tlflags = 0; |