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authorDean Deng <deandeng@google.com>2020-06-27 14:38:20 -0700
committergVisor bot <gvisor-bot@google.com>2020-06-27 14:39:41 -0700
commit02d552d07c4415978d2ce418fb16baf238d0ff78 (patch)
tree37c414e743978b9f86453d66fa926abeffce1093 /pkg/sentry/fsimpl/kernfs
parent691c04278ee6cf579e2b2dafb28e39861ce21bb9 (diff)
Support sticky bit in vfs2.
Updates #2923. PiperOrigin-RevId: 318648128
Diffstat (limited to 'pkg/sentry/fsimpl/kernfs')
-rw-r--r--pkg/sentry/fsimpl/kernfs/inode_impl_util.go4
1 files changed, 4 insertions, 0 deletions
diff --git a/pkg/sentry/fsimpl/kernfs/inode_impl_util.go b/pkg/sentry/fsimpl/kernfs/inode_impl_util.go
index 53aec4918..4cb885d87 100644
--- a/pkg/sentry/fsimpl/kernfs/inode_impl_util.go
+++ b/pkg/sentry/fsimpl/kernfs/inode_impl_util.go
@@ -471,6 +471,8 @@ func (o *OrderedChildren) Unlink(ctx context.Context, name string, child *vfs.De
if err := o.checkExistingLocked(name, child); err != nil {
return err
}
+
+ // TODO(gvisor.dev/issue/3027): Check sticky bit before removing.
o.removeLocked(name)
return nil
}
@@ -518,6 +520,8 @@ func (o *OrderedChildren) Rename(ctx context.Context, oldname, newname string, c
if err := o.checkExistingLocked(oldname, child); err != nil {
return nil, err
}
+
+ // TODO(gvisor.dev/issue/3027): Check sticky bit before removing.
replaced := dst.replaceChildLocked(newname, child)
return replaced, nil
}