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authorAndrei Vagin <avagin@google.com>2020-08-03 22:06:46 -0700
committergVisor bot <gvisor-bot@google.com>2020-08-03 22:08:25 -0700
commit25798f214c6d1991916906ea8fca9e7029a8c423 (patch)
treee2240d0174da0d95a0a19660ea8c2bb0ebbf0082 /pkg/sentry/kernel/kernel.go
parentb5c9ff81922ba785d83eaccc464b0b15a8120798 (diff)
Add callbacks to support lazy loading/restoring thread states
PiperOrigin-RevId: 324748508
Diffstat (limited to 'pkg/sentry/kernel/kernel.go')
-rw-r--r--pkg/sentry/kernel/kernel.go7
1 files changed, 7 insertions, 0 deletions
diff --git a/pkg/sentry/kernel/kernel.go b/pkg/sentry/kernel/kernel.go
index 316df249d..1028d13c6 100644
--- a/pkg/sentry/kernel/kernel.go
+++ b/pkg/sentry/kernel/kernel.go
@@ -1263,6 +1263,13 @@ func (k *Kernel) Pause() {
k.tasks.aioGoroutines.Wait()
}
+// ReceiveTaskStates receives full states for all tasks.
+func (k *Kernel) ReceiveTaskStates() {
+ k.extMu.Lock()
+ k.tasks.PullFullState()
+ k.extMu.Unlock()
+}
+
// Unpause ends the effect of a previous call to Pause. If Unpause is called
// without a matching preceding call to Pause, Unpause may panic.
func (k *Kernel) Unpause() {