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Diffstat (limited to 'runsc/cmd/gofer.go')
-rw-r--r--runsc/cmd/gofer.go8
1 files changed, 2 insertions, 6 deletions
diff --git a/runsc/cmd/gofer.go b/runsc/cmd/gofer.go
index 3842fdf64..7cc666e10 100644
--- a/runsc/cmd/gofer.go
+++ b/runsc/cmd/gofer.go
@@ -124,9 +124,6 @@ func (g *Gofer) Execute(_ context.Context, f *flag.FlagSet, args ...interface{})
ats = append(ats, fsgofer.NewAttachPoint("/", fsgofer.Config{
ROMount: spec.Root.Readonly,
PanicOnWrite: g.panicOnWrite,
- // Docker uses overlay2 by default for the root mount, and overlay2 does a copy-up when
- // each file is opened as writable. Thus, we open files lazily to avoid copy-up.
- LazyOpenForWrite: true,
}))
log.Infof("Serving %q mapped to %q on FD %d (ro: %t)", "/", root, g.ioFDs[0], spec.Root.Readonly)
@@ -134,9 +131,8 @@ func (g *Gofer) Execute(_ context.Context, f *flag.FlagSet, args ...interface{})
for _, m := range spec.Mounts {
if specutils.Is9PMount(m) {
cfg := fsgofer.Config{
- ROMount: isReadonlyMount(m.Options),
- PanicOnWrite: g.panicOnWrite,
- LazyOpenForWrite: false,
+ ROMount: isReadonlyMount(m.Options),
+ PanicOnWrite: g.panicOnWrite,
}
ats = append(ats, fsgofer.NewAttachPoint(m.Destination, cfg))