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-rw-r--r--pkg/sentry/memmap/memmap.go5
1 files changed, 5 insertions, 0 deletions
diff --git a/pkg/sentry/memmap/memmap.go b/pkg/sentry/memmap/memmap.go
index 72868646a..610686ea0 100644
--- a/pkg/sentry/memmap/memmap.go
+++ b/pkg/sentry/memmap/memmap.go
@@ -375,6 +375,11 @@ type MMapOpts struct {
//
// If Force is true, Unmap and Fixed must be true.
Force bool
+
+ // SentryOwnedContent indicates the sentry exclusively controls the
+ // underlying memory backing the mapping thus the memory content is
+ // guaranteed not to be modified outside the sentry's purview.
+ SentryOwnedContent bool
}
// File represents a host file that may be mapped into an platform.AddressSpace.