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| author | jake <jake@FreeBSD.org> | 2000-12-23 19:43:10 +0000 |
|---|---|---|
| committer | jake <jake@FreeBSD.org> | 2000-12-23 19:43:10 +0000 |
| commit | fa7a58ab48542df270919dc02881d5c4a2d4f344 (patch) | |
| tree | 51c7f08e6064351afd60db7b45fcd14756284805 /sys/miscfs/procfs/procfs_status.c | |
| parent | 974f411f61d6549db784519d520f6a33719e3f6c (diff) | |
| download | FreeBSD-src-fa7a58ab48542df270919dc02881d5c4a2d4f344.zip FreeBSD-src-fa7a58ab48542df270919dc02881d5c4a2d4f344.tar.gz | |
Protect proc.p_pptr and proc.p_children/p_sibling with the
proctree_lock.
linprocfs not locked pending response from informal maintainer.
Reviewed by: jhb, -smp@
Diffstat (limited to 'sys/miscfs/procfs/procfs_status.c')
| -rw-r--r-- | sys/miscfs/procfs/procfs_status.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/miscfs/procfs/procfs_status.c b/sys/miscfs/procfs/procfs_status.c index b06a0af..d7dd108 100644 --- a/sys/miscfs/procfs/procfs_status.c +++ b/sys/miscfs/procfs/procfs_status.c @@ -78,7 +78,9 @@ procfs_dostatus(curp, p, pfs, uio) return (EOPNOTSUPP); pid = p->p_pid; + PROCTREE_LOCK(PT_SHARED); ppid = p->p_pptr ? p->p_pptr->p_pid : 0; + PROCTREE_LOCK(PT_RELEASE); pgid = p->p_pgrp->pg_id; sess = p->p_pgrp->pg_session; sid = sess->s_leader ? sess->s_leader->p_pid : 0; |
