From 02d552d07c4415978d2ce418fb16baf238d0ff78 Mon Sep 17 00:00:00 2001 From: Dean Deng Date: Sat, 27 Jun 2020 14:38:20 -0700 Subject: Support sticky bit in vfs2. Updates #2923. PiperOrigin-RevId: 318648128 --- pkg/sentry/fsimpl/kernfs/inode_impl_util.go | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'pkg/sentry/fsimpl/kernfs') 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 } -- cgit v1.2.3