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| author | kib <kib@FreeBSD.org> | 2017-02-02 13:36:07 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2017-02-02 13:36:07 +0000 |
| commit | 5a7588aafe7158db9d13f570db546f5e6ab45186 (patch) | |
| tree | 24fddd2e1c8db8fcc28868b30538b8202d399780 /sys/fs/tmpfs/tmpfs_vnops.c | |
| parent | adaaf7e7e0a793e8615f1164cf0f38e56d0b4339 (diff) | |
| download | FreeBSD-src-5a7588aafe7158db9d13f570db546f5e6ab45186.zip FreeBSD-src-5a7588aafe7158db9d13f570db546f5e6ab45186.tar.gz | |
MFC r312428:
Refcount tmpfs nodes and mount structures.
Diffstat (limited to 'sys/fs/tmpfs/tmpfs_vnops.c')
| -rw-r--r-- | sys/fs/tmpfs/tmpfs_vnops.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/sys/fs/tmpfs/tmpfs_vnops.c b/sys/fs/tmpfs/tmpfs_vnops.c index 912d48b..6463fa6 100644 --- a/sys/fs/tmpfs/tmpfs_vnops.c +++ b/sys/fs/tmpfs/tmpfs_vnops.c @@ -82,7 +82,8 @@ tmpfs_lookup(struct vop_cachedlookup_args *v) struct vnode **vpp = v->a_vpp; struct componentname *cnp = v->a_cnp; struct tmpfs_dirent *de; - struct tmpfs_node *dnode; + struct tmpfs_node *dnode, *pnode; + struct tmpfs_mount *tm; int error; dnode = VP_TO_TMPFS_DIR(dvp); @@ -104,8 +105,12 @@ tmpfs_lookup(struct vop_cachedlookup_args *v) goto out; } if (cnp->cn_flags & ISDOTDOT) { + tm = VFS_TO_TMPFS(dvp->v_mount); + pnode = dnode->tn_dir.tn_parent; + tmpfs_ref_node(pnode); error = vn_vget_ino_gen(dvp, tmpfs_vn_get_ino_alloc, - dnode->tn_dir.tn_parent, cnp->cn_lkflags, vpp); + pnode, cnp->cn_lkflags, vpp); + tmpfs_free_node(tm, pnode); if (error != 0) goto out; } else if (cnp->cn_namelen == 1 && cnp->cn_nameptr[0] == '.') { |
