diff options
Diffstat (limited to 'pkg/sentry/fs')
| -rw-r--r-- | pkg/sentry/fs/gofer/path.go | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/pkg/sentry/fs/gofer/path.go b/pkg/sentry/fs/gofer/path.go index 15e9863fb..bec9680f8 100644 --- a/pkg/sentry/fs/gofer/path.go +++ b/pkg/sentry/fs/gofer/path.go @@ -29,15 +29,19 @@ import ( // Lookup loads an Inode at name into a Dirent based on the session's cache // policy. func (i *inodeOperations) Lookup(ctx context.Context, dir *fs.Inode, name string) (*fs.Dirent, error) { - if i.session().cachePolicy.cacheReaddir() { + cp := i.session().cachePolicy + if cp.cacheReaddir() { // Check to see if we have readdirCache that indicates the // child does not exist. Avoid holding readdirMu longer than // we need to. i.readdirMu.Lock() if i.readdirCache != nil && !i.readdirCache.Contains(name) { - // No such child. Return a negative dirent. + // No such child. i.readdirMu.Unlock() - return fs.NewNegativeDirent(name), nil + if cp.cacheNegativeDirents() { + return fs.NewNegativeDirent(name), nil + } + return nil, syserror.ENOENT } i.readdirMu.Unlock() } @@ -46,7 +50,7 @@ func (i *inodeOperations) Lookup(ctx context.Context, dir *fs.Inode, name string qids, newFile, mask, p9attr, err := i.fileState.file.walkGetAttr(ctx, []string{name}) if err != nil { if err == syscall.ENOENT { - if i.session().cachePolicy.cacheNegativeDirents() { + if cp.cacheNegativeDirents() { // Return a negative Dirent. It will stay cached until something // is created over it. return fs.NewNegativeDirent(name), nil |