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| author | davidxu <davidxu@FreeBSD.org> | 2005-04-19 12:31:15 +0000 |
|---|---|---|
| committer | davidxu <davidxu@FreeBSD.org> | 2005-04-19 12:31:15 +0000 |
| commit | 9452a25d2d8a61849660abb8d34cba673cab0d14 (patch) | |
| tree | 9c86b614d3689df708166ddcaf393cdc74f108f5 /sys | |
| parent | 6164476dea9f421c5fe3e050664d5ea7ff17cf7d (diff) | |
| download | FreeBSD-src-9452a25d2d8a61849660abb8d34cba673cab0d14.zip FreeBSD-src-9452a25d2d8a61849660abb8d34cba673cab0d14.tar.gz | |
Clear P_STATCHILD earlier to avoid unnecessary retrying.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/kern_exit.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/kern/kern_exit.c b/sys/kern/kern_exit.c index 67ef152..d7ff969 100644 --- a/sys/kern/kern_exit.c +++ b/sys/kern/kern_exit.c @@ -588,6 +588,11 @@ kern_wait(struct thread *td, pid_t pid, int *status, int options, if (options &~ (WUNTRACED|WNOHANG|WCONTINUED|WLINUXCLONE)) return (EINVAL); loop: + if (q->p_flag & P_STATCHILD) { + PROC_LOCK(q); + q->p_flag &= ~P_STATCHILD; + PROC_UNLOCK(q); + } nfound = 0; sx_xlock(&proctree_lock); LIST_FOREACH(p, &q->p_children, p_sibling) { |
