Allow filesystem.Mount to take an optional interface argument.

PiperOrigin-RevId: 238360231
Change-Id: I5eaf8d26f8892f77d71c7fbd6c5225ef471cedf1

2 files changed, 23 insertions, 23 deletions

diff --git a/runsc/boot/fs.go b/runsc/boot/fs.go
index ada292c9e..25e23c09b 100644
--- a/runsc/boot/fs.go
+++ b/runsc/boot/fs.go
@@ -181,7 +181,7 @@ func createRootMount(ctx context.Context, spec *specs.Spec, conf *Config, fds *f
 	log.Infof("Mounting root over 9P, ioFD: %d", fd)
 	p9FS := mustFindFilesystem("9p")
 	opts := p9MountOptions(fd, conf.FileAccess)
-	rootInode, err = p9FS.Mount(ctx, rootDevice, mf, strings.Join(opts, ","))
+	rootInode, err = p9FS.Mount(ctx, rootDevice, mf, strings.Join(opts, ","), nil)
 	if err != nil {
 		return nil, fmt.Errorf("creating root mount point: %v", err)
 	}
@@ -220,7 +220,7 @@ func addOverlay(ctx context.Context, conf *Config, lower *fs.Inode, name string,
 	}
 
 	// Create overlay on top of mount dir.
-	upper, err := tmpFS.Mount(ctx, name+"-upper", lowerFlags, "")
+	upper, err := tmpFS.Mount(ctx, name+"-upper", lowerFlags, "", nil)
 	if err != nil {
 		return nil, fmt.Errorf("creating tmpfs overlay: %v", err)
 	}
@@ -309,7 +309,7 @@ func mountSubmount(ctx context.Context, conf *Config, mns *fs.MountNamespace, ro
 		mf.ReadOnly = true
 	}
 
-	inode, err := filesystem.Mount(ctx, mountDevice(m), mf, strings.Join(opts, ","))
+	inode, err := filesystem.Mount(ctx, mountDevice(m), mf, strings.Join(opts, ","), nil)
 	if err != nil {
 		return fmt.Errorf("creating mount with source %q: %v", m.Source, err)
 	}
@@ -415,9 +415,9 @@ func addRestoreMount(conf *Config, renv *fs.RestoreEnvironment, m specs.Mount, f
 	}
 
 	newMount := fs.MountArgs{
-		Dev:   mountDevice(m),
-		Flags: mountFlags(m.Options),
-		Data:  strings.Join(opts, ","),
+		Dev:        mountDevice(m),
+		Flags:      mountFlags(m.Options),
+		DataString: strings.Join(opts, ","),
 	}
 	renv.MountSources[fsName] = append(renv.MountSources[fsName], newMount)
 	log.Infof("Added mount at %q: %+v", fsName, newMount)
@@ -441,9 +441,9 @@ func createRestoreEnvironment(spec *specs.Spec, conf *Config, fds *fdDispenser)
 	}
 
 	rootMount := fs.MountArgs{
-		Dev:   rootDevice,
-		Flags: mf,
-		Data:  strings.Join(opts, ","),
+		Dev:        rootDevice,
+		Flags:      mf,
+		DataString: strings.Join(opts, ","),
 	}
 	renv.MountSources[rootFsName] = append(renv.MountSources[rootFsName], rootMount)
 
diff --git a/runsc/boot/loader_test.go b/runsc/boot/loader_test.go
index 4fcc0faea..01578cfc5 100644
--- a/runsc/boot/loader_test.go
+++ b/runsc/boot/loader_test.go
@@ -456,9 +456,9 @@ func TestRestoreEnvironment(t *testing.T) {
 				MountSources: map[string][]fs.MountArgs{
 					"9p": {
 						{
-							Dev:   "9pfs-/",
-							Flags: fs.MountSourceFlags{ReadOnly: true},
-							Data:  "trans=fd,rfdno=0,wfdno=0,privateunixsocket=true,cache=remote_revalidating",
+							Dev:        "9pfs-/",
+							Flags:      fs.MountSourceFlags{ReadOnly: true},
+							DataString: "trans=fd,rfdno=0,wfdno=0,privateunixsocket=true,cache=remote_revalidating",
 						},
 					},
 					"tmpfs": {
@@ -510,13 +510,13 @@ func TestRestoreEnvironment(t *testing.T) {
 				MountSources: map[string][]fs.MountArgs{
 					"9p": {
 						{
-							Dev:   "9pfs-/",
-							Flags: fs.MountSourceFlags{ReadOnly: true},
-							Data:  "trans=fd,rfdno=0,wfdno=0,privateunixsocket=true,cache=remote_revalidating",
+							Dev:        "9pfs-/",
+							Flags:      fs.MountSourceFlags{ReadOnly: true},
+							DataString: "trans=fd,rfdno=0,wfdno=0,privateunixsocket=true,cache=remote_revalidating",
 						},
 						{
-							Dev:  "9pfs-/dev/fd-foo",
-							Data: "trans=fd,rfdno=1,wfdno=1,privateunixsocket=true,cache=remote_revalidating",
+							Dev:        "9pfs-/dev/fd-foo",
+							DataString: "trans=fd,rfdno=1,wfdno=1,privateunixsocket=true,cache=remote_revalidating",
 						},
 					},
 					"tmpfs": {
@@ -568,16 +568,16 @@ func TestRestoreEnvironment(t *testing.T) {
 				MountSources: map[string][]fs.MountArgs{
 					"9p": {
 						{
-							Dev:   "9pfs-/",
-							Flags: fs.MountSourceFlags{ReadOnly: true},
-							Data:  "trans=fd,rfdno=0,wfdno=0,privateunixsocket=true,cache=remote_revalidating",
+							Dev:        "9pfs-/",
+							Flags:      fs.MountSourceFlags{ReadOnly: true},
+							DataString: "trans=fd,rfdno=0,wfdno=0,privateunixsocket=true,cache=remote_revalidating",
 						},
 					},
 					"tmpfs": {
 						{
-							Dev:   "none",
-							Flags: fs.MountSourceFlags{NoAtime: true},
-							Data:  "uid=1022",
+							Dev:        "none",
+							Flags:      fs.MountSourceFlags{NoAtime: true},
+							DataString: "uid=1022",
 						},
 						{
 							Dev: "none",