From a99d3479a84ca86843e500dbdf58db0af389b536 Mon Sep 17 00:00:00 2001
From: Adin Scannell <ascannell@google.com>
Date: Thu, 31 Oct 2019 18:02:04 -0700
Subject: Add context to state.

PiperOrigin-RevId: 277840416
---
 pkg/sentry/kernel/context.go | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'pkg/sentry/kernel/context.go')

diff --git a/pkg/sentry/kernel/context.go b/pkg/sentry/kernel/context.go
index e3f5b0d83..3c9dceaba 100644
--- a/pkg/sentry/kernel/context.go
+++ b/pkg/sentry/kernel/context.go
@@ -15,6 +15,8 @@
 package kernel
 
 import (
+	"time"
+
 	"gvisor.dev/gvisor/pkg/log"
 	"gvisor.dev/gvisor/pkg/sentry/context"
 )
@@ -97,6 +99,21 @@ func TaskFromContext(ctx context.Context) *Task {
 	return nil
 }
 
+// Deadline implements context.Context.Deadline.
+func (*Task) Deadline() (time.Time, bool) {
+	return time.Time{}, false
+}
+
+// Done implements context.Context.Done.
+func (*Task) Done() <-chan struct{} {
+	return nil
+}
+
+// Err implements context.Context.Err.
+func (*Task) Err() error {
+	return nil
+}
+
 // AsyncContext returns a context.Context that may be used by goroutines that
 // do work on behalf of t and therefore share its contextual values, but are
 // not t's task goroutine (e.g. asynchronous I/O).
@@ -129,6 +146,21 @@ func (ctx taskAsyncContext) IsLogging(level log.Level) bool {
 	return ctx.t.IsLogging(level)
 }
 
+// Deadline implements context.Context.Deadline.
+func (ctx taskAsyncContext) Deadline() (time.Time, bool) {
+	return ctx.t.Deadline()
+}
+
+// Done implements context.Context.Done.
+func (ctx taskAsyncContext) Done() <-chan struct{} {
+	return ctx.t.Done()
+}
+
+// Err implements context.Context.Err.
+func (ctx taskAsyncContext) Err() error {
+	return ctx.t.Err()
+}
+
 // Value implements context.Context.Value.
 func (ctx taskAsyncContext) Value(key interface{}) interface{} {
 	return ctx.t.Value(key)
-- 
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